org.h2.table

类 TableView

java.lang.Object

org.h2.engine.DbObject

org.h2.schema.SchemaObject

org.h2.table.Table

org.h2.table.QueryExpressionTable

org.h2.table.TableView

所有已实现的接口:

HasSQL

public final class TableView
extends QueryExpressionTable

A view is a virtual table that is defined by a query.

作者:

Thomas Mueller, Nicolas Fortin, Atelier SIG, IRSTV FR CNRS 24888

字段概要

从类继承的字段 org.h2.table.Table

columns, compareMode, EXCLUSIVE_LOCK, isHidden, READ_LOCK, TYPE_CACHED, TYPE_MEMORY, WRITE_LOCK

从类继承的字段 org.h2.engine.DbObject

AGGREGATE, comment, COMMENT, CONSTANT, CONSTRAINT, database, DOMAIN, FUNCTION_ALIAS, INDEX, RIGHT, ROLE, SCHEMA, SEQUENCE, SETTING, SYNONYM, TABLE_OR_VIEW, trace, TRIGGER, USER

从接口继承的字段 org.h2.util.HasSQL

ADD_PLAN_INFORMATION, DEFAULT_SQL_FLAGS, NO_CASTS, QUOTE_ONLY_WHEN_REQUIRED, REPLACE_LOBS_FOR_TRACE, TRACE_SQL_FLAGS

构造器概要

构造器

构造器和说明
TableView(Schema schema, int id, String name, String querySQL, ArrayList<Parameter> params, Column[] columnTemplates, SessionLocal session, boolean allowRecursive, boolean literalsChecked, boolean isTableExpression, boolean isTemporary)

方法概要

限定符和类型	方法和说明
boolean	canDrop() Check if this table can be dropped.
static void	clearIndexCaches(Database database) Clear the cached indexes for all sessions.
static Table	createShadowTableForRecursiveTableExpression(boolean isTemporary, SessionLocal targetSession, String cteViewName, Schema schema, List<Column> columns, Database db) Create a table for a recursive query.
static TableView	createTableViewMaybeRecursive(Schema schema, int id, String name, String querySQL, ArrayList<Parameter> parameters, Column[] columnTemplates, SessionLocal session, boolean literalsChecked, boolean isTableExpression, boolean isTemporary, Database db) Create a view.
static void	destroyShadowTableForRecursiveExpression(boolean isTemporary, SessionLocal targetSession, Table recursiveTable) Remove a table for a recursive query.
String	getCreateSQL() Construct the CREATE ...
String	getCreateSQL(boolean orReplace, boolean force) Generate "CREATE" SQL statement for the view.
String	getCreateSQLForCopy(Table table, String quotedName) Build a SQL statement to re-create the object, or to create a copy of the object with a different name or referencing a different table
String	getDropSQL() Construct a DROP ...
long	getMaxDataModificationId() Get the last data modification id.
String	getQuerySQL()
ResultInterface	getRecursiveResult()
Index	getScanIndex(SessionLocal session, int[] masks, TableFilter[] filters, int filter, SortOrder sortOrder, AllColumnsForPlan allColumnsSet) Get the scan index for this table.
StringBuilder	getSQL(StringBuilder builder, int sqlFlags) Appends the SQL statement of this object to the specified builder.
List<Table>	getTables()
TableType	getTableType() Get the table type name
Query	getTopQuery()
boolean	isDeterministic() Check if the table is deterministic.
boolean	isInvalid() Check if this view is currently invalid.
boolean	isRecursive()
boolean	isRecursiveQueryDetected() Was query recursion detected during compiling.
DbException	recompile(SessionLocal session, boolean force, boolean clearIndexCache) Re-compile the view query and all views that depend on this object.
void	removeChildrenAndResources(SessionLocal session) Delete all dependent children objects and resources of this object.
void	replace(String querySQL, Column[] newColumnTemplates, SessionLocal session, boolean recursive, boolean force, boolean literalsChecked) Try to replace the SQL statement of the view and re-compile this and all dependent views.
void	setRecursiveResult(ResultInterface value)

从类继承的方法 org.h2.table.QueryExpressionTable

addDependencies, addIndex, addRow, canGetRowCount, canReference, checkSupportAlter, close, createQueryColumnTemplateList, getBestPlanItem, getIndexes, getParameterOffset, getQuery, getRowCount, getRowCountApproximation, getScanIndex, isInsertable, isQueryComparable, isView, removeRow, truncate

从类继承的方法 org.h2.table.Table

addConstraint, addDependentView, addSequence, addSynonym, addTrigger, canTruncate, checkDeadlock, checkWritingAllowed, compareValues, convertInsertRow, convertUpdateRow, createRow, doesColumnExist, dropMultipleColumnsConstraintsAndIndexes, findColumn, findPrimaryKey, fire, fireAfterRow, fireBeforeRow, fireRow, getCheckForeignKeyConstraints, getChildren, getColumn, getColumn, getColumn, getColumns, getCompareMode, getConstraints, getDependentViews, getDiskSpaceUsed, getIdentityColumn, getIndex, getIndexForColumn, getMainIndexColumn, getNullRow, getOnCommitDrop, getOnCommitTruncate, getPrimaryKey, getRow, getRowFactory, getRowIdColumn, getSQLTableType, getTemplateRow, getTemplateSimpleRow, getTriggers, getType, hasSelectTrigger, isGlobalTemporary, isHidden, isLockedExclusively, isLockedExclusivelyBy, isPersistData, isPersistIndexes, isRowLockable, isTableExpression, lock, lockRow, removeColumnExpressionsDependencies, removeConstraint, removeDependentView, removeIndex, removeIndexOrTransferOwnership, removeSequence, removeSynonym, removeTrigger, rename, renameColumn, setCheckForeignKeyConstraints, setColumns, setHidden, setOnCommitDrop, setOnCommitTruncate, setTableExpression, unlock, updateRow, updateRows

从类继承的方法 org.h2.schema.SchemaObject

getSchema, getSQL

从类继承的方法 org.h2.engine.DbObject

checkRename, getComment, getCreateSQLForMeta, getDatabase, getId, getModificationId, getName, invalidate, isTemporary, isValid, setComment, setModified, setObjectName, setTemporary, toString

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

从接口继承的方法 org.h2.util.HasSQL

getTraceSQL

构造器详细资料

TableView

public TableView(Schema schema,
                 int id,
                 String name,
                 String querySQL,
                 ArrayList<Parameter> params,
                 Column[] columnTemplates,
                 SessionLocal session,
                 boolean allowRecursive,
                 boolean literalsChecked,
                 boolean isTableExpression,
                 boolean isTemporary)

方法详细资料

replace

public void replace(String querySQL,
                    Column[] newColumnTemplates,
                    SessionLocal session,
                    boolean recursive,
                    boolean force,
                    boolean literalsChecked)

Try to replace the SQL statement of the view and re-compile this and all dependent views.

参数:

querySQL - the SQL statement

newColumnTemplates - the columns

session - the session

recursive - whether this is a recursive view

force - if errors should be ignored

literalsChecked - if literals have been checked

recompile

public DbException recompile(SessionLocal session,
                             boolean force,
                             boolean clearIndexCache)

Re-compile the view query and all views that depend on this object.

参数:

session - the session

force - if exceptions should be ignored

clearIndexCache - if we need to clear view index cache

返回:

the exception if re-compiling this or any dependent view failed (only when force is disabled)

isInvalid

public boolean isInvalid()

Check if this view is currently invalid.

返回:

true if it is

getTopQuery

public Query getTopQuery()

指定者:

getTopQuery 在类中 QueryExpressionTable

getDropSQL

public String getDropSQL()

从类复制的说明: DbObject

Construct a DROP ... SQL statement for this object.

覆盖:

getDropSQL 在类中 DbObject

返回:

the SQL statement

getCreateSQLForCopy

public String getCreateSQLForCopy(Table table,
                                  String quotedName)

从类复制的说明: DbObject

Build a SQL statement to re-create the object, or to create a copy of the object with a different name or referencing a different table

覆盖:

getCreateSQLForCopy 在类中 DbObject

参数:

table - the new table

quotedName - the quoted name

返回:

the SQL statement

getCreateSQL

public String getCreateSQL()

从类复制的说明: DbObject

Construct the CREATE ... SQL statement for this object.

指定者:

getCreateSQL 在类中 DbObject

返回:

the SQL statement

getCreateSQL

public String getCreateSQL(boolean orReplace,
                           boolean force)

Generate "CREATE" SQL statement for the view.

参数:

orReplace - if true, then include the OR REPLACE clause

force - if true, then include the FORCE clause

返回:

the SQL statement

canDrop

public boolean canDrop()

从类复制的说明: Table

Check if this table can be dropped.

指定者:

canDrop 在类中 Table

返回:

true if it can

getTableType

public TableType getTableType()

从类复制的说明: Table

Get the table type name

指定者:

getTableType 在类中 Table

返回:

the table type name

removeChildrenAndResources

public void removeChildrenAndResources(SessionLocal session)

从类复制的说明: DbObject

Delete all dependent children objects and resources of this object.

覆盖:

removeChildrenAndResources 在类中 Table

参数:

session - the session

clearIndexCaches

public static void clearIndexCaches(Database database)

Clear the cached indexes for all sessions.

参数:

database - the database

getSQL

public StringBuilder getSQL(StringBuilder builder,
                            int sqlFlags)

从接口复制的说明: HasSQL

Appends the SQL statement of this object to the specified builder.

指定者:

getSQL 在接口中 HasSQL

覆盖:

getSQL 在类中 SchemaObject

参数:

builder - string builder

sqlFlags - formatting flags

返回:

the specified string builder

getQuerySQL

public String getQuerySQL()

getScanIndex

public Index getScanIndex(SessionLocal session,
                          int[] masks,
                          TableFilter[] filters,
                          int filter,
                          SortOrder sortOrder,
                          AllColumnsForPlan allColumnsSet)

从类复制的说明: Table

Get the scan index for this table.

覆盖:

getScanIndex 在类中 QueryExpressionTable

参数:

session - the session

masks - the search mask

filters - the table filters

filter - the filter index

sortOrder - the sort order

allColumnsSet - all columns

返回:

the scan index

getMaxDataModificationId

public long getMaxDataModificationId()

从类复制的说明: Table

Get the last data modification id.

覆盖:

getMaxDataModificationId 在类中 QueryExpressionTable

返回:

the modification id

isRecursive

public boolean isRecursive()

isDeterministic

public boolean isDeterministic()

从类复制的说明: Table

Check if the table is deterministic.

覆盖:

isDeterministic 在类中 QueryExpressionTable

返回:

true if it is

setRecursiveResult

public void setRecursiveResult(ResultInterface value)

getRecursiveResult

public ResultInterface getRecursiveResult()

isRecursiveQueryDetected

public boolean isRecursiveQueryDetected()

Was query recursion detected during compiling.

返回:

true if yes

getTables

public List<Table> getTables()

createTableViewMaybeRecursive

public static TableView createTableViewMaybeRecursive(Schema schema,
                                                      int id,
                                                      String name,
                                                      String querySQL,
                                                      ArrayList<Parameter> parameters,
                                                      Column[] columnTemplates,
                                                      SessionLocal session,
                                                      boolean literalsChecked,
                                                      boolean isTableExpression,
                                                      boolean isTemporary,
                                                      Database db)

Create a view.

参数:

schema - the schema

id - the view id

name - the view name

querySQL - the query

parameters - the parameters

columnTemplates - the columns

session - the session

literalsChecked - whether literals in the query are checked

isTableExpression - if this is a table expression

isTemporary - whether the view is persisted

db - the database

返回:

the view

createShadowTableForRecursiveTableExpression

public static Table createShadowTableForRecursiveTableExpression(boolean isTemporary,
                                                                 SessionLocal targetSession,
                                                                 String cteViewName,
                                                                 Schema schema,
                                                                 List<Column> columns,
                                                                 Database db)

Create a table for a recursive query.

参数:

isTemporary - whether the table is persisted

targetSession - the session

cteViewName - the name

schema - the schema

columns - the columns

db - the database

返回:

the table

destroyShadowTableForRecursiveExpression

public static void destroyShadowTableForRecursiveExpression(boolean isTemporary,
                                                            SessionLocal targetSession,
                                                            Table recursiveTable)

Remove a table for a recursive query.

参数:

isTemporary - whether the table is persisted

targetSession - the session

recursiveTable - the table