类的使用
org.h2.expression.Expression

使用Expression的程序包

程序包	说明
org.h2.command	This package contains the parser and the base classes for prepared SQL statements.
org.h2.command.ddl	Contains DDL (data definition language) and related SQL statements.
org.h2.command.dml	Contains DML (data manipulation language) and related SQL statements.
org.h2.command.query	Contains queries.
org.h2.constraint	Database constraints such as check constraints, unique constraints, and referential constraints.
org.h2.expression	Expressions include mathematical operations, simple values, and others.
org.h2.expression.aggregate	Aggregate functions.
org.h2.expression.analysis	Base classes for data analysis operations and implementations of window functions.
org.h2.expression.condition	Condition expressions.
org.h2.expression.function	Functions.
org.h2.expression.function.table	Table value functions.
org.h2.index	Various table index implementations, as well as cursors to navigate in an index.
org.h2.mode	Utility classes for compatibility with other database, for example MySQL.
org.h2.mvstore.db	Helper classes to use the MVStore in the H2 database.
org.h2.result	Implementation of row and internal result sets.
org.h2.schema	Schema implementation and objects that are stored in a schema (for example, sequences and constants).
org.h2.table	Classes related to a table and table meta data.

org.h2.command中Expression的使用

返回Expression的org.h2.command中的方法

限定符和类型	方法和说明
Expression	Parser.parseDomainConstraintExpression(String sql) Parse a SQL code snippet that represents an expression for a domain constraint.
Expression	Parser.parseDomainConstraintExpression(String sql) Parse a SQL code snippet that represents an expression for a domain constraint.
Expression	Parser.parseExpression(String sql) Parse a SQL code snippet that represents an expression.
Expression	Parser.parseExpression(String sql) Parse a SQL code snippet that represents an expression.

参数类型为Expression的org.h2.command中的方法

限定符和类型	方法和说明
static String	Prepared.getSimpleSQL(Expression[] list) Get the SQL snippet of the expression list.
static String	Prepared.getSimpleSQL(Expression[] list) Get the SQL snippet of the expression list.

org.h2.command.ddl中Expression的使用

参数类型为Expression的org.h2.command.ddl中的方法

限定符和类型	方法和说明
void	SequenceOptions.setCacheSize(Expression cacheSize) Sets cache size.
void	SequenceOptions.setCacheSize(Expression cacheSize) Sets cache size.
void	AlterDomainAddConstraint.setCheckExpression(Expression expression)
void	AlterTableAddConstraint.setCheckExpression(Expression expression)
void	AlterTableAddConstraint.setCheckExpression(Expression expression)
void	AlterDomainAddConstraint.setCheckExpression(Expression expression)
void	SetComment.setCommentExpression(Expression expr)
void	SetComment.setCommentExpression(Expression expr)
void	AlterTableAlterColumn.setDefaultExpression(Expression defaultExpression) Set default or on update expression.
void	CreateDomain.setDefaultExpression(Expression defaultExpression)
void	CreateDomain.setDefaultExpression(Expression defaultExpression)
void	AlterTableAlterColumn.setDefaultExpression(Expression defaultExpression) Set default or on update expression.
void	AlterDomainExpressions.setExpression(Expression expression)
void	CreateConstant.setExpression(Expression expr)
void	CreateConstant.setExpression(Expression expr)
void	AlterDomainExpressions.setExpression(Expression expression)
void	AlterUser.setHash(Expression e)
void	CreateUser.setHash(Expression e)
void	CreateUser.setHash(Expression e)
void	AlterUser.setHash(Expression e)
void	SequenceOptions.setIncrement(Expression increment) Sets increment value expression.
void	SequenceOptions.setIncrement(Expression increment) Sets increment value expression.
void	SequenceOptions.setMaxValue(Expression maxValue) Sets max value expression.
void	SequenceOptions.setMaxValue(Expression maxValue) Sets max value expression.
void	SequenceOptions.setMinValue(Expression minValue) Sets min value expression.
void	SequenceOptions.setMinValue(Expression minValue) Sets min value expression.
void	CreateDomain.setOnUpdateExpression(Expression onUpdateExpression)
void	CreateDomain.setOnUpdateExpression(Expression onUpdateExpression)
void	AlterUser.setPassword(Expression password)
void	CreateUser.setPassword(Expression password)
void	CreateUser.setPassword(Expression password)
void	AlterUser.setPassword(Expression password)
void	SequenceOptions.setRestartValue(Expression restart) Sets restart value expression, or ValueExpression.DEFAULT.
void	SequenceOptions.setRestartValue(Expression restart) Sets restart value expression, or ValueExpression.DEFAULT.
void	AlterUser.setSalt(Expression e)
void	CreateUser.setSalt(Expression e)
void	CreateUser.setSalt(Expression e)
void	AlterUser.setSalt(Expression e)
void	AlterTableAlterColumn.setSelectivity(Expression selectivity)
void	AlterTableAlterColumn.setSelectivity(Expression selectivity)
void	SequenceOptions.setStartValue(Expression start) Sets start value expression.
void	SequenceOptions.setStartValue(Expression start) Sets start value expression.
void	AlterTableAlterColumn.setUsingExpression(Expression usingExpression) Set using expression.
void	AlterTableAlterColumn.setUsingExpression(Expression usingExpression) Set using expression.

org.h2.command.dml中Expression的使用

返回Expression的org.h2.command.dml中的方法

限定符和类型	方法和说明
Expression	MergeUsing.getOnCondition()
Expression	MergeUsing.getOnCondition()

参数类型为Expression的org.h2.command.dml中的方法

限定符和类型	方法和说明
void	Insert.addAssignmentForDuplicate(Column column, Expression expression) Keep a collection of the columns to pass to update if a duplicate key happens, for MySQL-style INSERT ...
void	Insert.addAssignmentForDuplicate(Column column, Expression expression) Keep a collection of the columns to pass to update if a duplicate key happens, for MySQL-style INSERT ...
void	SetClauseList.addMultiple(ArrayList<Column> columns, Expression expression) Add multiple columns.
void	SetClauseList.addMultiple(ArrayList<Column> columns, Expression expression) Add multiple columns.
void	CommandWithValues.addRow(Expression[] expr) Add a row to this command.
void	CommandWithValues.addRow(Expression[] expr) Add a row to this command.
void	SetClauseList.addSingle(Column column, Expression expression) Add a single column.
void	SetClauseList.addSingle(Column column, Expression expression) Add a single column.
void	MergeUsing.When.setAndCondition(Expression andCondition) Sets the specified AND condition.
void	MergeUsing.When.setAndCondition(Expression andCondition) Sets the specified AND condition.
void	Call.setExpression(Expression expression)
void	Set.setExpression(Expression expression)
void	Set.setExpression(Expression expression)
void	Call.setExpression(Expression expression)
void	ExecuteProcedure.setExpression(int index, Expression expr) Set the expression at the given index.
void	ExecuteProcedure.setExpression(int index, Expression expr) Set the expression at the given index.
void	BackupCommand.setFileName(Expression fileName)
void	BackupCommand.setFileName(Expression fileName)
void	MergeUsing.setOnCondition(Expression condition)
void	MergeUsing.setOnCondition(Expression condition)

参数类型为Expression的org.h2.command.dml中的构造器

构造器和说明
ExecuteImmediate(SessionLocal session, Expression statement)
ExecuteImmediate(SessionLocal session, Expression statement)
WhenNotMatched(Column[] columns, Boolean overridingSystem, Expression[] values)
WhenNotMatched(Column[] columns, Boolean overridingSystem, Expression[] values)

org.h2.command.query中Expression的使用

声明为Expression的org.h2.command.query中的字段

限定符和类型	字段和说明
Expression	QueryOrderBy.columnIndexExpr The column index expression.
Expression	QueryOrderBy.columnIndexExpr The column index expression.
Expression	QueryOrderBy.expression The order by expression.
Expression	QueryOrderBy.expression The order by expression.

返回Expression的org.h2.command.query中的方法

限定符和类型	方法和说明
Expression	Select.getCondition()
Expression	Select.getCondition()
Expression	Query.getFetch()
Expression	Query.getFetch()
Expression	Select.getHaving()
Expression	Select.getHaving()
Expression	Query.getIfSingleRow() If this query is determined as a single-row query, returns a replacement expression.
Expression	Select.getIfSingleRow()
Expression	TableValueConstructor.getIfSingleRow()
Expression	TableValueConstructor.getIfSingleRow()
Expression	Select.getIfSingleRow()
Expression	Query.getIfSingleRow() If this query is determined as a single-row query, returns a replacement expression.
Expression	Query.getOffset()
Expression	Query.getOffset()
Expression	Select.getQualify()
Expression	Select.getQualify()
Expression	SelectListColumnResolver.optimize(ExpressionColumn expressionColumn, Column column)
Expression	SelectListColumnResolver.optimize(ExpressionColumn expressionColumn, Column column)

返回变量类型为Expression的类型的org.h2.command.query中的方法

限定符和类型	方法和说明
ArrayList<Expression>	Query.getExpressions() The the list of select expressions.
ArrayList<Expression>	Query.getExpressions() The the list of select expressions.
ArrayList<Expression>	Select.getGroupBy()
ArrayList<Expression>	Select.getGroupBy()

参数类型为Expression的org.h2.command.query中的方法

限定符和类型	方法和说明
void	Select.addCondition(Expression cond) Add a condition to the list of conditions.
void	Select.addCondition(Expression cond) Add a condition to the list of conditions.
Object	SelectGroups.getCurrentGroupExprData(Expression expr) Get the group-by data for the current group and the passed in expression.
Object	SelectGroups.getCurrentGroupExprData(Expression expr) Get the group-by data for the current group and the passed in expression.
void	SelectGroups.setCurrentGroupExprData(Expression expr, Object obj) Set the group-by data for the current group and the passed in expression.
void	SelectGroups.setCurrentGroupExprData(Expression expr, Object obj) Set the group-by data for the current group and the passed in expression.
void	Select.setDistinct(Expression[] distinctExpressions) Set the DISTINCT ON expressions.
void	Select.setDistinct(Expression[] distinctExpressions) Set the DISTINCT ON expressions.
void	Query.setFetch(Expression fetch)
void	Query.setFetch(Expression fetch)
void	Select.setHaving(Expression having)
void	Select.setHaving(Expression having)
void	Query.setOffset(Expression offset)
void	Query.setOffset(Expression offset)
void	Select.setQualify(Expression qualify)
void	Select.setQualify(Expression qualify)

类型变量类型为Expression的org.h2.command.query中的方法参数

限定符和类型	方法和说明
static SelectGroups	SelectGroups.getInstance(SessionLocal session, ArrayList<Expression> expressions, boolean isGroupQuery, int[] groupIndex) Creates new instance of grouped data.
static SelectGroups	SelectGroups.getInstance(SessionLocal session, ArrayList<Expression> expressions, boolean isGroupQuery, int[] groupIndex) Creates new instance of grouped data.
static void	TableValueConstructor.getValuesSQL(StringBuilder builder, int sqlFlags, ArrayList<ArrayList<Expression>> rows) Appends the SQL of the values to the specified string builder..
static void	TableValueConstructor.getValuesSQL(StringBuilder builder, int sqlFlags, ArrayList<ArrayList<Expression>> rows) Appends the SQL of the values to the specified string builder..
static void	TableValueConstructor.getVisibleResult(SessionLocal session, ResultTarget result, Column[] columns, ArrayList<ArrayList<Expression>> rows) Appends visible columns of all rows to the specified result.
static void	TableValueConstructor.getVisibleResult(SessionLocal session, ResultTarget result, Column[] columns, ArrayList<ArrayList<Expression>> rows) Appends visible columns of all rows to the specified result.
void	Select.setExpressions(ArrayList<Expression> expressions)
void	Select.setExpressions(ArrayList<Expression> expressions)
void	Select.setGroupBy(ArrayList<Expression> group)
void	Select.setGroupBy(ArrayList<Expression> group)

类型变量类型为Expression的org.h2.command.query中的构造器参数

构造器和说明
TableValueConstructor(SessionLocal session, ArrayList<ArrayList<Expression>> rows) Creates new instance of table value constructor.
TableValueConstructor(SessionLocal session, ArrayList<ArrayList<Expression>> rows) Creates new instance of table value constructor.

org.h2.constraint中Expression的使用

返回Expression的org.h2.constraint中的方法

限定符和类型	方法和说明
Expression	ConstraintDomain.getCheckConstraint(SessionLocal session, String columnName) Get the check constraint expression for this column.
Expression	ConstraintDomain.getCheckConstraint(SessionLocal session, String columnName) Get the check constraint expression for this column.
Expression	Constraint.getExpression() Returns the CHECK expression or null.
Expression	ConstraintCheck.getExpression()
Expression	ConstraintDomain.getExpression()
Expression	ConstraintDomain.getExpression()
Expression	ConstraintCheck.getExpression()
Expression	Constraint.getExpression() Returns the CHECK expression or null.

参数类型为Expression的org.h2.constraint中的方法

限定符和类型	方法和说明
void	ConstraintCheck.setExpression(Expression expr)
void	ConstraintCheck.setExpression(Expression expr)
void	ConstraintDomain.setExpression(SessionLocal session, Expression expr) Set the expression.
void	ConstraintDomain.setExpression(SessionLocal session, Expression expr) Set the expression.

org.h2.expression中Expression的使用

org.h2.expression中Expression的子类

限定符和类型	类和说明
class	Alias A column alias as in SELECT 'Hello' AS NAME ...
class	ArrayConstructorByQuery Array value constructor by query.
class	ArrayElementReference Array element reference.
class	BinaryOperation A mathematical expression, or string concatenation.
class	CompatibilityDatePlusTimeOperation A compatibility mathematical operation with datetime values.
class	ConcatenationOperation Character string concatenation as in 'Hello' || 'World', binary string concatenation as in X'01' || X'AB' or an array concatenation as in ARRAY[1, 2] || 3.
class	DomainValueExpression An expression representing a value for domain constraint.
class	ExpressionColumn A column reference expression that represents a column of a table or view.
class	ExpressionList A list of expressions, as in (ID, NAME).
class	FieldReference Field reference.
class	Format A format clause such as FORMAT JSON.
class	IntervalOperation A mathematical operation with intervals.
class	Operation0 Operation without subexpressions.
class	Operation1 Operation with one argument.
class	Operation1_2 Operation with one or two arguments.
class	Operation2 Operation with two arguments.
class	OperationN Operation with many arguments.
class	Parameter A parameter of a prepared statement.
class	Rownum Represents the ROWNUM function.
class	SearchedCase A searched case.
class	SequenceValue Wraps a sequence when used in a statement.
class	SimpleCase A simple case.
class	Subquery A query returning a single value.
class	TimeZoneOperation A time zone specification (AT { TIME ZONE | LOCAL }).
class	TypedValueExpression An expression representing a constant value with a type cast.
class	UnaryOperation Unary operation.
class	ValueExpression An expression representing a constant value.
class	Variable A user-defined variable, for example: @ID.
class	Wildcard A wildcard expression as in SELECT * FROM TEST.

声明为Expression的org.h2.expression中的字段

限定符和类型	字段和说明
protected Expression	Operation1.arg The argument of the operation.
protected Expression	Operation1.arg The argument of the operation.
protected Expression[]	OperationN.args The array of arguments.
protected Expression[]	OperationN.args The array of arguments.
protected Expression	Operation1_2.left The left part of the operation (the first argument).
protected Expression	Operation2.left The left part of the operation (the first argument).
protected Expression	Operation2.left The left part of the operation (the first argument).
protected Expression	Operation1_2.left The left part of the operation (the first argument).
protected Expression	Operation1_2.right The right part of the operation (the second argument).
protected Expression	Operation2.right The right part of the operation (the second argument).
protected Expression	Operation2.right The right part of the operation (the second argument).
protected Expression	Operation1_2.right The right part of the operation (the second argument).

返回Expression的org.h2.expression中的方法

限定符和类型	方法和说明
Expression	Alias.getNonAliasExpression()
Expression	Expression.getNonAliasExpression() Returns the main expression, skipping aliases.
Expression	Expression.getNonAliasExpression() Returns the main expression, skipping aliases.
Expression	Alias.getNonAliasExpression()
Expression	Expression.getNotIfPossible(SessionLocal session) If it is possible, return the negated expression.
Expression	ExpressionColumn.getNotIfPossible(SessionLocal session)
Expression	Parameter.getNotIfPossible(SessionLocal session)
Expression	ValueExpression.getNotIfPossible(SessionLocal session)
Expression	ValueExpression.getNotIfPossible(SessionLocal session)
Expression	Parameter.getNotIfPossible(SessionLocal session)
Expression	ExpressionColumn.getNotIfPossible(SessionLocal session)
Expression	Expression.getNotIfPossible(SessionLocal session) If it is possible, return the negated expression.
Expression	Expression.getSubexpression(int index) Returns subexpression with specified index.
Expression	ExpressionList.getSubexpression(int index)
Expression	Operation1.getSubexpression(int index)
Expression	Operation1_2.getSubexpression(int index)
Expression	Operation2.getSubexpression(int index)
Expression	OperationN.getSubexpression(int index)
Expression	SimpleCase.getSubexpression(int index)
Expression	SimpleCase.getSubexpression(int index)
Expression	OperationN.getSubexpression(int index)
Expression	Operation2.getSubexpression(int index)
Expression	Operation1_2.getSubexpression(int index)
Expression	Operation1.getSubexpression(int index)
Expression	ExpressionList.getSubexpression(int index)
Expression	Expression.getSubexpression(int index) Returns subexpression with specified index.
Expression	Alias.optimize(SessionLocal session)
Expression	ArrayConstructorByQuery.optimize(SessionLocal session)
Expression	ArrayElementReference.optimize(SessionLocal session)
Expression	BinaryOperation.optimize(SessionLocal session)
Expression	CompatibilityDatePlusTimeOperation.optimize(SessionLocal session)
Expression	ConcatenationOperation.optimize(SessionLocal session)
Expression	DomainValueExpression.optimize(SessionLocal session)
abstract Expression	Expression.optimize(SessionLocal session) Try to optimize the expression.
Expression	ExpressionColumn.optimize(SessionLocal session)
Expression	ExpressionList.optimize(SessionLocal session)
Expression	FieldReference.optimize(SessionLocal session)
Expression	Format.optimize(SessionLocal session)
Expression	IntervalOperation.optimize(SessionLocal session)
Expression	Operation0.optimize(SessionLocal session)
Expression	Parameter.optimize(SessionLocal session)
Expression	Rownum.optimize(SessionLocal session)
Expression	SearchedCase.optimize(SessionLocal session)
Expression	SimpleCase.optimize(SessionLocal session)
Expression	Subquery.optimize(SessionLocal session)
Expression	TimeZoneOperation.optimize(SessionLocal session)
Expression	UnaryOperation.optimize(SessionLocal session)
Expression	Wildcard.optimize(SessionLocal session)
Expression	Wildcard.optimize(SessionLocal session)
Expression	UnaryOperation.optimize(SessionLocal session)
Expression	TimeZoneOperation.optimize(SessionLocal session)
Expression	Subquery.optimize(SessionLocal session)
Expression	SimpleCase.optimize(SessionLocal session)
Expression	SearchedCase.optimize(SessionLocal session)
Expression	Rownum.optimize(SessionLocal session)
Expression	Parameter.optimize(SessionLocal session)
Expression	Operation0.optimize(SessionLocal session)
Expression	IntervalOperation.optimize(SessionLocal session)
Expression	Format.optimize(SessionLocal session)
Expression	FieldReference.optimize(SessionLocal session)
Expression	ExpressionList.optimize(SessionLocal session)
Expression	ExpressionColumn.optimize(SessionLocal session)
abstract Expression	Expression.optimize(SessionLocal session) Try to optimize the expression.
Expression	DomainValueExpression.optimize(SessionLocal session)
Expression	ConcatenationOperation.optimize(SessionLocal session)
Expression	CompatibilityDatePlusTimeOperation.optimize(SessionLocal session)
Expression	BinaryOperation.optimize(SessionLocal session)
Expression	ArrayElementReference.optimize(SessionLocal session)
Expression	ArrayConstructorByQuery.optimize(SessionLocal session)
Expression	Alias.optimize(SessionLocal session)
Expression	Expression.optimizeCondition(SessionLocal session) Try to optimize or remove the condition.
Expression	Expression.optimizeCondition(SessionLocal session) Try to optimize or remove the condition.

参数类型为Expression的org.h2.expression中的方法

限定符和类型	方法和说明
void	ExpressionWithVariableParameters.addParameter(Expression param) Adds the parameter expression.
void	OperationN.addParameter(Expression param)
void	OperationN.addParameter(Expression param)
void	ExpressionWithVariableParameters.addParameter(Expression param) Adds the parameter expression.
static StringBuilder	Expression.writeExpressions(StringBuilder builder, Expression[] expressions, int sqlFlags) Get the SQL snippet for an array of expressions.
static StringBuilder	Expression.writeExpressions(StringBuilder builder, Expression[] expressions, int sqlFlags) Get the SQL snippet for an array of expressions.

类型变量类型为Expression的org.h2.expression中的方法参数

限定符和类型	方法和说明
static StringBuilder	Expression.writeExpressions(StringBuilder builder, List<? extends Expression> expressions, int sqlFlags) Get the SQL snippet for a list of expressions.
static StringBuilder	Expression.writeExpressions(StringBuilder builder, List<? extends Expression> expressions, int sqlFlags) Get the SQL snippet for a list of expressions.

参数类型为Expression的org.h2.expression中的构造器

构造器和说明
Alias(Expression expression, String alias, boolean aliasColumnName)
Alias(Expression expression, String alias, boolean aliasColumnName)
ArrayElementReference(Expression left, Expression right)
ArrayElementReference(Expression left, Expression right)
BinaryOperation(BinaryOperation.OpType opType, Expression left, Expression right)
BinaryOperation(BinaryOperation.OpType opType, Expression left, Expression right)
CompatibilityDatePlusTimeOperation(Expression left, Expression right)
CompatibilityDatePlusTimeOperation(Expression left, Expression right)
ConcatenationOperation(Expression op1, Expression op2)
ConcatenationOperation(Expression op1, Expression op2)
ExpressionList(Expression[] list, boolean isArray)
ExpressionList(Expression[] list, boolean isArray)
FieldReference(Expression arg, String fieldName)
FieldReference(Expression arg, String fieldName)
Format(Expression arg, Format.FormatEnum format)
Format(Expression arg, Format.FormatEnum format)
IntervalOperation(IntervalOperation.IntervalOpType opType, Expression left, Expression right)
IntervalOperation(IntervalOperation.IntervalOpType opType, Expression left, Expression right)
IntervalOperation(IntervalOperation.IntervalOpType opType, Expression left, Expression right, TypeInfo forcedType)
IntervalOperation(IntervalOperation.IntervalOpType opType, Expression left, Expression right, TypeInfo forcedType)
Operation1_2(Expression left, Expression right)
Operation1_2(Expression left, Expression right)
Operation1(Expression arg)
Operation1(Expression arg)
Operation2(Expression left, Expression right)
Operation2(Expression left, Expression right)
OperationN(Expression[] args)
OperationN(Expression[] args)
SearchedCase(Expression[] args)
SearchedCase(Expression[] args)
SimpleCase(Expression operand, SimpleCase.SimpleWhen when, Expression elseResult)
SimpleCase(Expression operand, SimpleCase.SimpleWhen when, Expression elseResult)
SimpleWhen(Expression[] operands, Expression result)
SimpleWhen(Expression[] operands, Expression result)
SimpleWhen(Expression[] operands, Expression result)
SimpleWhen(Expression[] operands, Expression result)
SimpleWhen(Expression operand, Expression result)
SimpleWhen(Expression operand, Expression result)
TimeZoneOperation(Expression left, Expression right)
TimeZoneOperation(Expression left, Expression right)
UnaryOperation(Expression arg)
UnaryOperation(Expression arg)

org.h2.expression.aggregate中Expression的使用

org.h2.expression.aggregate中Expression的子类

限定符和类型	类和说明
class	AbstractAggregate A base class for aggregate functions.
class	Aggregate Implements the integrated aggregate functions, such as COUNT, MAX, SUM.
class	JavaAggregate This class wraps a user-defined aggregate.

声明为Expression的org.h2.expression.aggregate中的字段

限定符和类型	字段和说明
protected Expression[]	AbstractAggregate.args The arguments.
protected Expression[]	AbstractAggregate.args The arguments.
protected Expression	AbstractAggregate.filterCondition FILTER condition for aggregate
protected Expression	AbstractAggregate.filterCondition FILTER condition for aggregate

返回Expression的org.h2.expression.aggregate中的方法

限定符和类型	方法和说明
Expression	AbstractAggregate.getFilterCondition() Returns the FILTER condition.
Expression	AbstractAggregate.getFilterCondition() Returns the FILTER condition.
Expression	AbstractAggregate.getSubexpression(int index)
Expression	AbstractAggregate.getSubexpression(int index)
Expression	AbstractAggregate.optimize(SessionLocal session)
Expression	Aggregate.optimize(SessionLocal session)
Expression	JavaAggregate.optimize(SessionLocal session)
Expression	JavaAggregate.optimize(SessionLocal session)
Expression	Aggregate.optimize(SessionLocal session)
Expression	AbstractAggregate.optimize(SessionLocal session)

参数类型为Expression的org.h2.expression.aggregate中的方法

限定符和类型	方法和说明
void	AbstractAggregate.setFilterCondition(Expression filterCondition) Sets the FILTER condition.
void	AbstractAggregate.setFilterCondition(Expression filterCondition) Sets the FILTER condition.

参数类型为Expression的org.h2.expression.aggregate中的构造器

构造器和说明
Aggregate(AggregateType aggregateType, Expression[] args, Select select, boolean distinct) Create a new aggregate object.
Aggregate(AggregateType aggregateType, Expression[] args, Select select, boolean distinct) Create a new aggregate object.
JavaAggregate(UserAggregate userAggregate, Expression[] args, Select select, boolean distinct)
JavaAggregate(UserAggregate userAggregate, Expression[] args, Select select, boolean distinct)

org.h2.expression.analysis中Expression的使用

org.h2.expression.analysis中Expression的子类

限定符和类型	类和说明
class	DataAnalysisOperation A base class for data analysis operations such as aggregates and window functions.
class	WindowFunction A window function.

返回Expression的org.h2.expression.analysis中的方法

限定符和类型	方法和说明
Expression	WindowFrameBound.getValue() Returns the value.
Expression	WindowFrameBound.getValue() Returns the value.
Expression	DataAnalysisOperation.optimize(SessionLocal session)
Expression	WindowFunction.optimize(SessionLocal session)
Expression	WindowFunction.optimize(SessionLocal session)
Expression	DataAnalysisOperation.optimize(SessionLocal session)

参数类型为Expression的org.h2.expression.analysis中的构造器

构造器和说明
WindowFrameBound(WindowFrameBoundType type, Expression value) Creates new instance of window frame bound.
WindowFrameBound(WindowFrameBoundType type, Expression value) Creates new instance of window frame bound.
WindowFunction(WindowFunctionType type, Select select, Expression[] args) Creates new instance of a window function.
WindowFunction(WindowFunctionType type, Select select, Expression[] args) Creates new instance of a window function.

类型变量类型为Expression的org.h2.expression.analysis中的构造器参数

构造器和说明
Window(String parent, ArrayList<Expression> partitionBy, ArrayList<QueryOrderBy> orderBy, WindowFrame frame) Creates a new instance of window clause.
Window(String parent, ArrayList<Expression> partitionBy, ArrayList<QueryOrderBy> orderBy, WindowFrame frame) Creates a new instance of window clause.

org.h2.expression.condition中Expression的使用

org.h2.expression.condition中Expression的子类

限定符和类型	类和说明
class	BetweenPredicate BETWEEN predicate.
class	BooleanTest Boolean test (IS [NOT] { TRUE | FALSE | UNKNOWN }).
class	CompareLike Pattern matching comparison expression: WHERE NAME LIKE ?
class	Comparison Example comparison expressions are ID=1, NAME=NAME, NAME IS NULL.
class	ConditionAndOr An 'and' or 'or' condition as in WHERE ID=1 AND NAME=?
class	ConditionAndOrN An 'and' or 'or' condition as in WHERE ID=1 AND NAME=?
class	ConditionIn An 'in' condition with a list of values, as in WHERE NAME IN(...)
class	ConditionInConstantSet Used for optimised IN(...) queries where the contents of the IN list are all constant and of the same type.
class	ConditionInParameter A condition with parameter as = ANY(?).
class	ConditionInQuery An IN() condition with a subquery, as in WHERE ID IN(SELECT ...)
class	ConditionLocalAndGlobal A global condition or combination of local and global conditions.
class	ConditionNot A NOT condition.
class	ExistsPredicate Exists predicate as in EXISTS(SELECT ...)
class	IsJsonPredicate IS JSON predicate.
class	NullPredicate Null predicate (IS [NOT] NULL).
class	SimplePredicate Base class for simple predicates.
class	TypePredicate Type predicate (IS [NOT] OF).
class	UniquePredicate Unique predicate as in UNIQUE(SELECT ...)

返回Expression的org.h2.expression.condition中的方法

限定符和类型	方法和说明
Expression	BetweenPredicate.getNotIfPossible(SessionLocal session)
Expression	BooleanTest.getNotIfPossible(SessionLocal session)
Expression	CompareLike.getNotIfPossible(SessionLocal session)
Expression	Comparison.getNotIfPossible(SessionLocal session)
Expression	ConditionAndOr.getNotIfPossible(SessionLocal session)
Expression	ConditionAndOrN.getNotIfPossible(SessionLocal session)
Expression	ConditionIn.getNotIfPossible(SessionLocal session)
Expression	ConditionInConstantSet.getNotIfPossible(SessionLocal session)
Expression	ConditionInParameter.getNotIfPossible(SessionLocal session)
Expression	ConditionInQuery.getNotIfPossible(SessionLocal session)
Expression	ConditionNot.getNotIfPossible(SessionLocal session)
Expression	IsJsonPredicate.getNotIfPossible(SessionLocal session)
Expression	NullPredicate.getNotIfPossible(SessionLocal session)
Expression	TypePredicate.getNotIfPossible(SessionLocal session)
Expression	TypePredicate.getNotIfPossible(SessionLocal session)
Expression	NullPredicate.getNotIfPossible(SessionLocal session)
Expression	IsJsonPredicate.getNotIfPossible(SessionLocal session)
Expression	ConditionNot.getNotIfPossible(SessionLocal session)
Expression	ConditionInQuery.getNotIfPossible(SessionLocal session)
Expression	ConditionInParameter.getNotIfPossible(SessionLocal session)
Expression	ConditionInConstantSet.getNotIfPossible(SessionLocal session)
Expression	ConditionIn.getNotIfPossible(SessionLocal session)
Expression	ConditionAndOrN.getNotIfPossible(SessionLocal session)
Expression	ConditionAndOr.getNotIfPossible(SessionLocal session)
Expression	Comparison.getNotIfPossible(SessionLocal session)
Expression	CompareLike.getNotIfPossible(SessionLocal session)
Expression	BooleanTest.getNotIfPossible(SessionLocal session)
Expression	BetweenPredicate.getNotIfPossible(SessionLocal session)
Expression	BetweenPredicate.getSubexpression(int index)
Expression	CompareLike.getSubexpression(int index)
Expression	Comparison.getSubexpression(int index)
Expression	ConditionAndOr.getSubexpression(int index)
Expression	ConditionAndOrN.getSubexpression(int index)
Expression	ConditionIn.getSubexpression(int index)
Expression	ConditionInConstantSet.getSubexpression(int index)
Expression	ConditionLocalAndGlobal.getSubexpression(int index)
Expression	ConditionNot.getSubexpression(int index)
Expression	IsJsonPredicate.getSubexpression(int index)
Expression	SimplePredicate.getSubexpression(int index)
Expression	SimplePredicate.getSubexpression(int index)
Expression	IsJsonPredicate.getSubexpression(int index)
Expression	ConditionNot.getSubexpression(int index)
Expression	ConditionLocalAndGlobal.getSubexpression(int index)
Expression	ConditionInConstantSet.getSubexpression(int index)
Expression	ConditionIn.getSubexpression(int index)
Expression	ConditionAndOrN.getSubexpression(int index)
Expression	ConditionAndOr.getSubexpression(int index)
Expression	Comparison.getSubexpression(int index)
Expression	CompareLike.getSubexpression(int index)
Expression	BetweenPredicate.getSubexpression(int index)
Expression	BetweenPredicate.optimize(SessionLocal session)
Expression	CompareLike.optimize(SessionLocal session)
Expression	Comparison.optimize(SessionLocal session)
Expression	ConditionAndOr.optimize(SessionLocal session)
Expression	ConditionAndOrN.optimize(SessionLocal session)
Expression	ConditionIn.optimize(SessionLocal session)
Expression	ConditionInConstantSet.optimize(SessionLocal session)
Expression	ConditionInParameter.optimize(SessionLocal session)
Expression	ConditionInQuery.optimize(SessionLocal session)
Expression	ConditionLocalAndGlobal.optimize(SessionLocal session)
Expression	ConditionNot.optimize(SessionLocal session)
Expression	IsJsonPredicate.optimize(SessionLocal session)
Expression	NullPredicate.optimize(SessionLocal session)
Expression	SimplePredicate.optimize(SessionLocal session)
Expression	TypePredicate.optimize(SessionLocal session)
Expression	UniquePredicate.optimize(SessionLocal session)
Expression	UniquePredicate.optimize(SessionLocal session)
Expression	TypePredicate.optimize(SessionLocal session)
Expression	SimplePredicate.optimize(SessionLocal session)
Expression	NullPredicate.optimize(SessionLocal session)
Expression	IsJsonPredicate.optimize(SessionLocal session)
Expression	ConditionNot.optimize(SessionLocal session)
Expression	ConditionLocalAndGlobal.optimize(SessionLocal session)
Expression	ConditionInQuery.optimize(SessionLocal session)
Expression	ConditionInParameter.optimize(SessionLocal session)
Expression	ConditionInConstantSet.optimize(SessionLocal session)
Expression	ConditionIn.optimize(SessionLocal session)
Expression	ConditionAndOrN.optimize(SessionLocal session)
Expression	ConditionAndOr.optimize(SessionLocal session)
Expression	Comparison.optimize(SessionLocal session)
Expression	CompareLike.optimize(SessionLocal session)
Expression	BetweenPredicate.optimize(SessionLocal session)

参数类型为Expression的org.h2.expression.condition中的构造器

构造器和说明
BetweenPredicate(Expression left, boolean not, boolean whenOperand, boolean symmetric, Expression a, Expression b)
BetweenPredicate(Expression left, boolean not, boolean whenOperand, boolean symmetric, Expression a, Expression b)
BooleanTest(Expression left, boolean not, boolean whenOperand, Boolean right)
BooleanTest(Expression left, boolean not, boolean whenOperand, Boolean right)
CompareLike(CompareMode compareMode, String defaultEscape, Expression left, boolean not, boolean whenOperand, Expression right, Expression escape, CompareLike.LikeType likeType)
CompareLike(CompareMode compareMode, String defaultEscape, Expression left, boolean not, boolean whenOperand, Expression right, Expression escape, CompareLike.LikeType likeType)
CompareLike(Database db, Expression left, boolean not, boolean whenOperand, Expression right, Expression escape, CompareLike.LikeType likeType)
CompareLike(Database db, Expression left, boolean not, boolean whenOperand, Expression right, Expression escape, CompareLike.LikeType likeType)
Comparison(int compareType, Expression left, Expression right, boolean whenOperand)
Comparison(int compareType, Expression left, Expression right, boolean whenOperand)
ConditionAndOr(int andOrType, Expression left, Expression right)
ConditionAndOr(int andOrType, Expression left, Expression right)
ConditionAndOrN(int andOrType, Expression expr1, Expression expr2, Expression expr3)
ConditionAndOrN(int andOrType, Expression expr1, Expression expr2, Expression expr3)
ConditionIn(Expression left, boolean not, boolean whenOperand, ArrayList<Expression> values) Create a new IN(..) condition.
ConditionIn(Expression left, boolean not, boolean whenOperand, ArrayList<Expression> values) Create a new IN(..) condition.
ConditionInParameter(Expression left, boolean not, boolean whenOperand, Parameter parameter) Create a new = ANY(?)
ConditionInParameter(Expression left, boolean not, boolean whenOperand, Parameter parameter) Create a new = ANY(?)
ConditionInQuery(Expression left, boolean not, boolean whenOperand, Query query, boolean all, int compareType)
ConditionInQuery(Expression left, boolean not, boolean whenOperand, Query query, boolean all, int compareType)
ConditionLocalAndGlobal(Expression local, Expression global)
ConditionLocalAndGlobal(Expression local, Expression global)
ConditionNot(Expression condition)
ConditionNot(Expression condition)
IsJsonPredicate(Expression left, boolean not, boolean whenOperand, boolean withUniqueKeys, JSONItemType itemType)
IsJsonPredicate(Expression left, boolean not, boolean whenOperand, boolean withUniqueKeys, JSONItemType itemType)
NullPredicate(Expression left, boolean not, boolean whenOperand)
NullPredicate(Expression left, boolean not, boolean whenOperand)
TypePredicate(Expression left, boolean not, boolean whenOperand, TypeInfo[] typeList)
TypePredicate(Expression left, boolean not, boolean whenOperand, TypeInfo[] typeList)

类型变量类型为Expression的org.h2.expression.condition中的构造器参数

构造器和说明
ConditionAndOrN(int andOrType, List<Expression> expressions)
ConditionAndOrN(int andOrType, List<Expression> expressions)
ConditionIn(Expression left, boolean not, boolean whenOperand, ArrayList<Expression> values) Create a new IN(..) condition.
ConditionIn(Expression left, boolean not, boolean whenOperand, ArrayList<Expression> values) Create a new IN(..) condition.

org.h2.expression.function中Expression的使用

org.h2.expression.function中Expression的子类

限定符和类型	类和说明
class	ArrayFunction An array function.
class	BitFunction A bitwise function.
class	CardinalityExpression Cardinality expression.
class	CastSpecification A cast specification.
class	CoalesceFunction A COALESCE, GREATEST, or LEAST function.
class	CompatibilitySequenceValueFunction NEXTVAL() and CURRVAL() compatibility functions.
class	CompressFunction A COMPRESS or EXPAND function.
class	ConcatFunction A CONCAT or CONCAT_WS function.
class	CryptFunction An ENCRYPT or DECRYPT function.
class	CSVWriteFunction A CSVWRITE function.
class	CurrentDateTimeValueFunction Current datetime value function.
class	CurrentGeneralValueSpecification Simple general value specifications.
class	DataTypeSQLFunction DATA_TYPE_SQL() function.
class	DateTimeFormatFunction A date-time format function.
class	DateTimeFunction A date-time function.
class	DayMonthNameFunction A DAYNAME() or MONTHNAME() function.
class	DBObjectFunction DB_OBJECT_ID() and DB_OBJECT_SQL() functions.
class	FileFunction A FILE_READ or FILE_WRITE function.
class	Function0_1 Function with one optional argument.
class	Function1 Function with one argument.
class	Function1_2 Function with two arguments.
class	Function2 Function with two arguments.
class	FunctionN Function with many arguments.
class	HashFunction A HASH or ORA_HASH function.
class	JavaFunction This class wraps a user-defined function.
class	JsonConstructorFunction JSON constructor function.
class	LengthFunction CHAR_LENGTH(), or OCTET_LENGTH() function.
class	MathFunction A math function.
class	MathFunction1 A math function with one argument and DOUBLE PRECISION result.
class	MathFunction2 A math function with two arguments and DOUBLE PRECISION result.
class	NullIfFunction A NULLIF function.
class	RandFunction A RAND, SECURE_RAND, or RANDOM_UUID function.
class	RegexpFunction A regular expression function.
class	SessionControlFunction An ABORT_SESSION() or CANCEL_SESSION() function.
class	SetFunction A SET function.
class	SignalFunction A SIGNAL function.
class	SoundexFunction A SOUNDEX or DIFFERENCE function.
class	StringFunction An string function with multiple arguments.
class	StringFunction1 A string function with one argument.
class	StringFunction2 A string function with two arguments.
class	SubstringFunction A SUBSTRING function.
class	SysInfoFunction Database or session information function.
class	TableInfoFunction A table information function.
class	ToCharFunction Emulates Oracle's TO_CHAR function.
class	TrimFunction A TRIM function.
class	TruncateValueFunction A TRUNCATE_VALUE function.
class	XMLFunction An XML function.

声明为Expression的org.h2.expression.function中的字段

限定符和类型	字段和说明
protected Expression	Function0_1.arg The argument of the operation.
protected Expression	Function0_1.arg The argument of the operation.

返回Expression的org.h2.expression.function中的方法

限定符和类型	方法和说明
Expression	Function0_1.getSubexpression(int index)
Expression	JavaFunction.getSubexpression(int index)
Expression	JavaFunction.getSubexpression(int index)
Expression	Function0_1.getSubexpression(int index)
Expression	ArrayFunction.optimize(SessionLocal session)
Expression	BitFunction.optimize(SessionLocal session)
Expression	CardinalityExpression.optimize(SessionLocal session)
Expression	CastSpecification.optimize(SessionLocal session)
Expression	CoalesceFunction.optimize(SessionLocal session)
Expression	CompatibilitySequenceValueFunction.optimize(SessionLocal session)
Expression	CompressFunction.optimize(SessionLocal session)
Expression	ConcatFunction.optimize(SessionLocal session)
Expression	CryptFunction.optimize(SessionLocal session)
Expression	CSVWriteFunction.optimize(SessionLocal session)
Expression	DataTypeSQLFunction.optimize(SessionLocal session)
Expression	DateTimeFormatFunction.optimize(SessionLocal session)
Expression	DateTimeFunction.optimize(SessionLocal session)
Expression	DayMonthNameFunction.optimize(SessionLocal session)
Expression	DBObjectFunction.optimize(SessionLocal session)
Expression	FileFunction.optimize(SessionLocal session)
Expression	HashFunction.optimize(SessionLocal session)
Expression	JavaFunction.optimize(SessionLocal session)
Expression	JsonConstructorFunction.optimize(SessionLocal session)
Expression	LengthFunction.optimize(SessionLocal session)
Expression	MathFunction.optimize(SessionLocal session)
Expression	MathFunction1.optimize(SessionLocal session)
Expression	MathFunction2.optimize(SessionLocal session)
Expression	NullIfFunction.optimize(SessionLocal session)
Expression	RandFunction.optimize(SessionLocal session)
Expression	RegexpFunction.optimize(SessionLocal session)
Expression	SessionControlFunction.optimize(SessionLocal session)
Expression	SetFunction.optimize(SessionLocal session)
Expression	SignalFunction.optimize(SessionLocal session)
Expression	SoundexFunction.optimize(SessionLocal session)
Expression	StringFunction.optimize(SessionLocal session)
Expression	StringFunction1.optimize(SessionLocal session)
Expression	StringFunction2.optimize(SessionLocal session)
Expression	SubstringFunction.optimize(SessionLocal session)
Expression	TableInfoFunction.optimize(SessionLocal session)
Expression	ToCharFunction.optimize(SessionLocal session)
Expression	TrimFunction.optimize(SessionLocal session)
Expression	TruncateValueFunction.optimize(SessionLocal session)
Expression	XMLFunction.optimize(SessionLocal session)
Expression	XMLFunction.optimize(SessionLocal session)
Expression	TruncateValueFunction.optimize(SessionLocal session)
Expression	TrimFunction.optimize(SessionLocal session)
Expression	ToCharFunction.optimize(SessionLocal session)
Expression	TableInfoFunction.optimize(SessionLocal session)
Expression	SubstringFunction.optimize(SessionLocal session)
Expression	StringFunction2.optimize(SessionLocal session)
Expression	StringFunction1.optimize(SessionLocal session)
Expression	StringFunction.optimize(SessionLocal session)
Expression	SoundexFunction.optimize(SessionLocal session)
Expression	SignalFunction.optimize(SessionLocal session)
Expression	SetFunction.optimize(SessionLocal session)
Expression	SessionControlFunction.optimize(SessionLocal session)
Expression	RegexpFunction.optimize(SessionLocal session)
Expression	RandFunction.optimize(SessionLocal session)
Expression	NullIfFunction.optimize(SessionLocal session)
Expression	MathFunction2.optimize(SessionLocal session)
Expression	MathFunction1.optimize(SessionLocal session)
Expression	MathFunction.optimize(SessionLocal session)
Expression	LengthFunction.optimize(SessionLocal session)
Expression	JsonConstructorFunction.optimize(SessionLocal session)
Expression	JavaFunction.optimize(SessionLocal session)
Expression	HashFunction.optimize(SessionLocal session)
Expression	FileFunction.optimize(SessionLocal session)
Expression	DBObjectFunction.optimize(SessionLocal session)
Expression	DayMonthNameFunction.optimize(SessionLocal session)
Expression	DateTimeFunction.optimize(SessionLocal session)
Expression	DateTimeFormatFunction.optimize(SessionLocal session)
Expression	DataTypeSQLFunction.optimize(SessionLocal session)
Expression	CSVWriteFunction.optimize(SessionLocal session)
Expression	CryptFunction.optimize(SessionLocal session)
Expression	ConcatFunction.optimize(SessionLocal session)
Expression	CompressFunction.optimize(SessionLocal session)
Expression	CompatibilitySequenceValueFunction.optimize(SessionLocal session)
Expression	CoalesceFunction.optimize(SessionLocal session)
Expression	CastSpecification.optimize(SessionLocal session)
Expression	CardinalityExpression.optimize(SessionLocal session)
Expression	BitFunction.optimize(SessionLocal session)
Expression	ArrayFunction.optimize(SessionLocal session)

参数类型为Expression的org.h2.expression.function中的方法

限定符和类型	方法和说明
static TypeInfo	BitFunction.checkArgType(Expression arg) Checks the type of an argument of bitwise function (one of BitFunction.BITAND, BitFunction.BITOR, BitFunction.BITXOR, BitFunction.BITNOT, BitFunction.BITNAND, BitFunction.BITNOR, BitFunction.BITXNOR).
static TypeInfo	BitFunction.checkArgType(Expression arg) Checks the type of an argument of bitwise function (one of BitFunction.BITAND, BitFunction.BITOR, BitFunction.BITXOR, BitFunction.BITNOT, BitFunction.BITNAND, BitFunction.BITNOR, BitFunction.BITXNOR).

参数类型为Expression的org.h2.expression.function中的构造器

构造器和说明
ArrayFunction(Expression arg1, Expression arg2, Expression arg3, int function)
ArrayFunction(Expression arg1, Expression arg2, Expression arg3, int function)
BitFunction(Expression arg1, Expression arg2, int function)
BitFunction(Expression arg1, Expression arg2, int function)
CardinalityExpression(Expression arg, boolean max) Creates new instance of cardinality expression.
CardinalityExpression(Expression arg, boolean max) Creates new instance of cardinality expression.
CastSpecification(Expression arg, Column column)
CastSpecification(Expression arg, Column column)
CastSpecification(Expression arg, TypeInfo type)
CastSpecification(Expression arg, TypeInfo type)
CoalesceFunction(int function, Expression... args)
CoalesceFunction(int function, Expression... args)
CompatibilitySequenceValueFunction(Expression left, Expression right, boolean current)
CompatibilitySequenceValueFunction(Expression left, Expression right, boolean current)
CompressFunction(Expression arg1, Expression arg2, int function)
CompressFunction(Expression arg1, Expression arg2, int function)
ConcatFunction(int function, Expression... args)
ConcatFunction(int function, Expression... args)
CryptFunction(Expression arg1, Expression arg2, Expression arg3, int function)
CryptFunction(Expression arg1, Expression arg2, Expression arg3, int function)
DataTypeSQLFunction(Expression objectSchema, Expression objectName, Expression objectType, Expression typeIdentifier)
DataTypeSQLFunction(Expression objectSchema, Expression objectName, Expression objectType, Expression typeIdentifier)
DateTimeFunction(int function, int field, Expression arg1, Expression arg2)
DateTimeFunction(int function, int field, Expression arg1, Expression arg2)
DayMonthNameFunction(Expression arg, int function)
DayMonthNameFunction(Expression arg, int function)
DBObjectFunction(Expression objectType, Expression arg1, Expression arg2, int function)
DBObjectFunction(Expression objectType, Expression arg1, Expression arg2, int function)
FileFunction(Expression arg1, Expression arg2, int function)
FileFunction(Expression arg1, Expression arg2, int function)
Function0_1(Expression arg)
Function0_1(Expression arg)
Function1_2(Expression left, Expression right)
Function1_2(Expression left, Expression right)
Function1(Expression arg)
Function1(Expression arg)
Function2(Expression left, Expression right)
Function2(Expression left, Expression right)
FunctionN(Expression[] args)
FunctionN(Expression[] args)
HashFunction(Expression arg1, Expression arg2, Expression arg3, int function)
HashFunction(Expression arg1, Expression arg2, Expression arg3, int function)
HashFunction(Expression arg, int function)
HashFunction(Expression arg, int function)
JavaFunction(FunctionAlias functionAlias, Expression[] args)
JavaFunction(FunctionAlias functionAlias, Expression[] args)
LengthFunction(Expression arg, int function)
LengthFunction(Expression arg, int function)
MathFunction(Expression arg1, Expression arg2, int function)
MathFunction(Expression arg1, Expression arg2, int function)
MathFunction1(Expression arg, int function)
MathFunction1(Expression arg, int function)
MathFunction2(Expression arg1, Expression arg2, int function)
MathFunction2(Expression arg1, Expression arg2, int function)
NullIfFunction(Expression arg1, Expression arg2)
NullIfFunction(Expression arg1, Expression arg2)
RandFunction(Expression arg, int function)
RandFunction(Expression arg, int function)
SessionControlFunction(Expression arg, int function)
SessionControlFunction(Expression arg, int function)
SetFunction(Expression arg1, Expression arg2)
SetFunction(Expression arg1, Expression arg2)
SignalFunction(Expression arg1, Expression arg2)
SignalFunction(Expression arg1, Expression arg2)
SoundexFunction(Expression arg1, Expression arg2, int function)
SoundexFunction(Expression arg1, Expression arg2, int function)
StringFunction(Expression[] args, int function)
StringFunction(Expression[] args, int function)
StringFunction(Expression arg1, Expression arg2, Expression arg3, Expression arg4, int function)
StringFunction(Expression arg1, Expression arg2, Expression arg3, Expression arg4, int function)
StringFunction(Expression arg1, Expression arg2, Expression arg3, int function)
StringFunction(Expression arg1, Expression arg2, Expression arg3, int function)
StringFunction1(Expression arg, int function)
StringFunction1(Expression arg, int function)
StringFunction2(Expression arg1, Expression arg2, int function)
StringFunction2(Expression arg1, Expression arg2, int function)
TableInfoFunction(Expression arg1, Expression arg2, int function)
TableInfoFunction(Expression arg1, Expression arg2, int function)
ToCharFunction(Expression arg1, Expression arg2, Expression arg3)
ToCharFunction(Expression arg1, Expression arg2, Expression arg3)
TrimFunction(Expression from, Expression space, int flags)
TrimFunction(Expression from, Expression space, int flags)
TruncateValueFunction(Expression arg1, Expression arg2, Expression arg3)
TruncateValueFunction(Expression arg1, Expression arg2, Expression arg3)

org.h2.expression.function.table中Expression的使用

声明为Expression的org.h2.expression.function.table中的字段

限定符和类型	字段和说明
protected Expression[]	TableFunction.args
protected Expression[]	TableFunction.args

参数类型为Expression的org.h2.expression.function.table中的方法

限定符和类型	方法和说明
void	TableFunction.addParameter(Expression param)
void	TableFunction.addParameter(Expression param)

参数类型为Expression的org.h2.expression.function.table中的构造器

构造器和说明
JavaTableFunction(FunctionAlias functionAlias, Expression[] args)
JavaTableFunction(FunctionAlias functionAlias, Expression[] args)
TableFunction(Expression[] args)
TableFunction(Expression[] args)

org.h2.index中Expression的使用

返回Expression的org.h2.index中的方法

限定符和类型	方法和说明
Expression	IndexCondition.getExpression() Get expression.
Expression	IndexCondition.getExpression() Get expression.

返回变量类型为Expression的类型的org.h2.index中的方法

限定符和类型	方法和说明
List<Expression>	IndexCondition.getExpressionList() Get expression list.
List<Expression>	IndexCondition.getExpressionList() Get expression list.

参数类型为Expression的org.h2.index中的方法

限定符和类型	方法和说明
static IndexCondition	IndexCondition.get(int compareType, ExpressionColumn column, Expression expression) Create an index condition with the given parameters.
static IndexCondition	IndexCondition.get(int compareType, ExpressionColumn column, Expression expression) Create an index condition with the given parameters.

类型变量类型为Expression的org.h2.index中的方法参数

限定符和类型	方法和说明
static IndexCondition	IndexCondition.getInList(ExpressionColumn column, List<Expression> list) Create an index condition with the compare type IN_LIST and with the given parameters.
static IndexCondition	IndexCondition.getInList(ExpressionColumn column, List<Expression> list) Create an index condition with the compare type IN_LIST and with the given parameters.

org.h2.mode中Expression的使用

org.h2.mode中Expression的子类

限定符和类型	类和说明
class	FunctionsDB2Derby Functions for Mode.ModeEnum.DB2 and Mode.ModeEnum.Derby compatibility modes.
class	FunctionsLegacy This class implements some legacy functions not available in Regular mode.
class	FunctionsMSSQLServer Functions for Mode.ModeEnum.MSSQLServer compatibility mode.
class	FunctionsMySQL This class implements some MySQL-specific functions.
class	FunctionsOracle Functions for Mode.ModeEnum.Oracle compatibility mode.
class	FunctionsPostgreSQL Functions for Mode.ModeEnum.PostgreSQL compatibility mode.
class	ModeFunction Base class for mode-specific functions.
class	OnDuplicateKeyValues VALUES(column) function for ON DUPLICATE KEY UPDATE clause.
class	Regclass A ::regclass expression.

返回Expression的org.h2.mode中的方法

限定符和类型	方法和说明
static Expression	ModeFunction.getCompatibilityDateTimeValueFunction(Database database, String name, int scale) Get an instance of the given function without parentheses for this database.
static Expression	ModeFunction.getCompatibilityDateTimeValueFunction(Database database, String name, int scale) Get an instance of the given function without parentheses for this database.
Expression	FunctionsDB2Derby.optimize(SessionLocal session)
Expression	FunctionsLegacy.optimize(SessionLocal session)
Expression	FunctionsMSSQLServer.optimize(SessionLocal session)
Expression	FunctionsMySQL.optimize(SessionLocal session)
Expression	FunctionsOracle.optimize(SessionLocal session)
Expression	FunctionsPostgreSQL.optimize(SessionLocal session)
Expression	Regclass.optimize(SessionLocal session)
Expression	Regclass.optimize(SessionLocal session)
Expression	FunctionsPostgreSQL.optimize(SessionLocal session)
Expression	FunctionsOracle.optimize(SessionLocal session)
Expression	FunctionsMySQL.optimize(SessionLocal session)
Expression	FunctionsMSSQLServer.optimize(SessionLocal session)
Expression	FunctionsLegacy.optimize(SessionLocal session)
Expression	FunctionsDB2Derby.optimize(SessionLocal session)

参数类型为Expression的org.h2.mode中的构造器

构造器和说明
Regclass(Expression arg)
Regclass(Expression arg)

org.h2.mvstore.db中Expression的使用

参数类型为Expression的org.h2.mvstore.db中的方法

限定符和类型	方法和说明
static ResultExternal	MVTempResult.of(Database database, Expression[] expressions, boolean distinct, int[] distinctIndexes, int visibleColumnCount, int resultColumnCount, SortOrder sort) Creates MVStore-based temporary result.
static ResultExternal	MVTempResult.of(Database database, Expression[] expressions, boolean distinct, int[] distinctIndexes, int visibleColumnCount, int resultColumnCount, SortOrder sort) Creates MVStore-based temporary result.

org.h2.result中Expression的使用

参数类型为Expression的org.h2.result中的方法

限定符和类型	方法和说明
StringBuilder	SortOrder.getSQL(StringBuilder builder, Expression[] list, int visible, int sqlFlags) Create the SQL snippet that describes this sort order.
StringBuilder	SortOrder.getSQL(StringBuilder builder, Expression[] list, int visible, int sqlFlags) Create the SQL snippet that describes this sort order.

参数类型为Expression的org.h2.result中的构造器

构造器和说明
LazyResult(SessionLocal session, Expression[] expressions)
LazyResult(SessionLocal session, Expression[] expressions)
LocalResult(SessionLocal session, Expression[] expressions, int visibleColumnCount, int resultColumnCount) Construct a local result object.
LocalResult(SessionLocal session, Expression[] expressions, int visibleColumnCount, int resultColumnCount) Construct a local result object.

org.h2.schema中Expression的使用

返回Expression的org.h2.schema中的方法

限定符和类型	方法和说明
Expression	Domain.getDefaultExpression()
Expression	Domain.getDefaultExpression()
Expression	Domain.getEffectiveDefaultExpression()
Expression	Domain.getEffectiveDefaultExpression()
Expression	Domain.getEffectiveOnUpdateExpression()
Expression	Domain.getEffectiveOnUpdateExpression()
Expression	Domain.getOnUpdateExpression()
Expression	Domain.getOnUpdateExpression()

参数类型为Expression的org.h2.schema中的方法

限定符和类型	方法和说明
FunctionAlias.JavaMethod	FunctionAlias.findJavaMethod(Expression[] args) Find the Java method that matches the arguments.
FunctionAlias.JavaMethod	FunctionAlias.findJavaMethod(Expression[] args) Find the Java method that matches the arguments.
ResultInterface	FunctionAlias.JavaMethod.getTableValue(SessionLocal session, Expression[] args, boolean columnList) Call the table user-defined function and return the value.
ResultInterface	FunctionAlias.JavaMethod.getTableValue(SessionLocal session, Expression[] args, boolean columnList) Call the table user-defined function and return the value.
Value	FunctionAlias.JavaMethod.getValue(SessionLocal session, Expression[] args, boolean columnList) Call the user-defined function and return the value.
Value	FunctionAlias.JavaMethod.getValue(SessionLocal session, Expression[] args, boolean columnList) Call the user-defined function and return the value.
void	Domain.setDefaultExpression(SessionLocal session, Expression defaultExpression)
void	Domain.setDefaultExpression(SessionLocal session, Expression defaultExpression)
void	Domain.setOnUpdateExpression(SessionLocal session, Expression onUpdateExpression)
void	Domain.setOnUpdateExpression(SessionLocal session, Expression onUpdateExpression)

org.h2.table中Expression的使用

返回Expression的org.h2.table中的方法

限定符和类型	方法和说明
Expression	Column.getDefaultExpression()
Expression	ColumnTemplate.getDefaultExpression()
Expression	ColumnTemplate.getDefaultExpression()
Expression	Column.getDefaultExpression()
Expression	Column.getEffectiveDefaultExpression()
Expression	ColumnTemplate.getEffectiveDefaultExpression()
Expression	ColumnTemplate.getEffectiveDefaultExpression()
Expression	Column.getEffectiveDefaultExpression()
Expression	Column.getEffectiveOnUpdateExpression()
Expression	ColumnTemplate.getEffectiveOnUpdateExpression()
Expression	ColumnTemplate.getEffectiveOnUpdateExpression()
Expression	Column.getEffectiveOnUpdateExpression()
Expression	TableFilter.getFilterCondition()
Expression	TableFilter.getFilterCondition()
Expression	TableFilter.getJoinCondition()
Expression	TableFilter.getJoinCondition()
Expression	Column.getOnUpdateExpression()
Expression	ColumnTemplate.getOnUpdateExpression()
Expression	ColumnTemplate.getOnUpdateExpression()
Expression	Column.getOnUpdateExpression()
default Expression	ColumnResolver.optimize(ExpressionColumn expressionColumn, Column column) Get the expression that represents this column.
default Expression	ColumnResolver.optimize(ExpressionColumn expressionColumn, Column column) Get the expression that represents this column.

参数类型为Expression的org.h2.table中的方法

限定符和类型	方法和说明
void	TableFilter.addFilterCondition(Expression condition, boolean isJoin) Add a filter condition.
void	TableFilter.addFilterCondition(Expression condition, boolean isJoin) Add a filter condition.
void	TableFilter.addJoin(TableFilter filter, boolean outer, Expression on) Add a joined table.
void	TableFilter.addJoin(TableFilter filter, boolean outer, Expression on) Add a joined table.
void	TableFilter.mapAndAddFilter(Expression on) Map the columns and add the join condition.
void	TableFilter.mapAndAddFilter(Expression on) Map the columns and add the join condition.
void	Column.setDefaultExpression(SessionLocal session, Expression defaultExpression)
void	ColumnTemplate.setDefaultExpression(SessionLocal session, Expression defaultExpression) Set the default expression.
void	ColumnTemplate.setDefaultExpression(SessionLocal session, Expression defaultExpression) Set the default expression.
void	Column.setDefaultExpression(SessionLocal session, Expression defaultExpression)
void	TableFilter.setFullCondition(Expression condition)
void	TableFilter.setFullCondition(Expression condition)
void	Column.setGeneratedExpression(Expression expression) Set the default value in the form of a generated expression of other columns.
void	Column.setGeneratedExpression(Expression expression) Set the default value in the form of a generated expression of other columns.
void	Column.setOnUpdateExpression(SessionLocal session, Expression onUpdateExpression)
void	ColumnTemplate.setOnUpdateExpression(SessionLocal session, Expression onUpdateExpression) Set the on update expression.
void	ColumnTemplate.setOnUpdateExpression(SessionLocal session, Expression onUpdateExpression) Set the on update expression.
void	Column.setOnUpdateExpression(SessionLocal session, Expression onUpdateExpression)

参数类型为Expression的org.h2.table中的构造器

构造器和说明
Plan(TableFilter[] filters, int count, Expression condition) Create a query plan with the given order.
Plan(TableFilter[] filters, int count, Expression condition) Create a query plan with the given order.
RangeTable(Schema schema, Expression min, Expression max) Create a new range with the given start and end expressions.
RangeTable(Schema schema, Expression min, Expression max) Create a new range with the given start and end expressions.
RangeTable(Schema schema, Expression min, Expression max, Expression step)
RangeTable(Schema schema, Expression min, Expression max, Expression step)

类型变量类型为Expression的org.h2.table中的构造器参数

构造器和说明
TableValueConstructorTable(Schema schema, SessionLocal session, Column[] columns, ArrayList<ArrayList<Expression>> rows)
TableValueConstructorTable(Schema schema, SessionLocal session, Column[] columns, ArrayList<ArrayList<Expression>> rows)