| 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.engine |
Contains high level classes of the database and classes that don't fit in another sub-package.
|
| 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.index |
Various table index implementations, as well as cursors to navigate in an index.
|
| 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.table |
Classes related to a table and table meta data.
|
| 类和说明 |
|---|
| Query
Represents a SELECT statement (simple, or union).
|
| 类和说明 |
|---|
| Query
Represents a SELECT statement (simple, or union).
|
| 类和说明 |
|---|
| Query
Represents a SELECT statement (simple, or union).
|
| 类和说明 |
|---|
| Query
Represents a SELECT statement (simple, or union).
|
| QueryOrderBy
Describes one element of the ORDER BY clause of a query.
|
| Select
This class represents a simple SELECT statement.
|
| SelectGroups
Grouped data for aggregates.
|
| SelectUnion.UnionType |
| 类和说明 |
|---|
| Query
Represents a SELECT statement (simple, or union).
|
| 类和说明 |
|---|
| AllColumnsForPlan
This information is expensive to compute for large queries, so do so
on-demand.
|
| Query
Represents a SELECT statement (simple, or union).
|
| 类和说明 |
|---|
| QueryOrderBy
Describes one element of the ORDER BY clause of a query.
|
| Select
This class represents a simple SELECT statement.
|
| SelectGroups
Grouped data for aggregates.
|
| 类和说明 |
|---|
| QueryOrderBy
Describes one element of the ORDER BY clause of a query.
|
| Select
This class represents a simple SELECT statement.
|
| SelectGroups
Grouped data for aggregates.
|
| 类和说明 |
|---|
| Query
Represents a SELECT statement (simple, or union).
|
| 类和说明 |
|---|
| AllColumnsForPlan
This information is expensive to compute for large queries, so do so
on-demand.
|
| Query
Represents a SELECT statement (simple, or union).
|
| 类和说明 |
|---|
| AllColumnsForPlan
This information is expensive to compute for large queries, so do so
on-demand.
|
| 类和说明 |
|---|
| QueryOrderBy
Describes one element of the ORDER BY clause of a query.
|
| 类和说明 |
|---|
| AllColumnsForPlan
This information is expensive to compute for large queries, so do so
on-demand.
|
| Query
Represents a SELECT statement (simple, or union).
|
| Select
This class represents a simple SELECT statement.
|
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