Module bus.pager

Package org.miaixz.bus.pager.dialect.rowbounds

Class PostgreSqlRowBounds

java.lang.Object

org.miaixz.bus.pager.dialect.AbstractDialect

org.miaixz.bus.pager.dialect.AbstractRowBounds

org.miaixz.bus.pager.dialect.rowbounds.PostgreSqlRowBounds

All Implemented Interfaces:

Dialect

public class PostgreSqlRowBounds
extends AbstractRowBounds

PostgreSQL dialect for pagination based on RowBounds. This class provides PostgreSQL-specific SQL generation for pagination using offset and limit.

Since:

Java 17+

Author:

Kimi Liu

Field Summary

Fields inherited from class org.miaixz.bus.pager.dialect.AbstractDialect

countSqlParser, orderBySqlParser

Constructor Summary

Constructors

Constructor	Description
PostgreSqlRowBounds()

Method Summary

Modifier and Type	Method	Description
String	getPageSql(String sql, org.apache.ibatis.session.RowBounds rowBounds, org.apache.ibatis.cache.CacheKey pageKey)	Generates the PostgreSQL-specific pagination SQL using RowBounds.

Methods inherited from class org.miaixz.bus.pager.dialect.AbstractRowBounds

afterAll, afterCount, afterPage, beforeCount, beforePage, getPageSql, processParameterObject, setProperties, skip

Methods inherited from class org.miaixz.bus.pager.dialect.AbstractDialect

getCountSql

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.miaixz.bus.pager.Dialect

asyncCountTask, isAsyncCount

Constructor Details

PostgreSqlRowBounds

public PostgreSqlRowBounds()

Method Details

getPageSql

public String getPageSql(String sql,
 org.apache.ibatis.session.RowBounds rowBounds,
 org.apache.ibatis.cache.CacheKey pageKey)

Generates the PostgreSQL-specific pagination SQL using RowBounds. It appends LIMIT ? and optionally OFFSET ? to the original SQL.

Specified by:

getPageSql in class AbstractRowBounds

Parameters:

sql - the original SQL string

rowBounds - the RowBounds object containing offset and limit

pageKey - the CacheKey for the paginated query

Returns:

the PostgreSQL-specific paginated SQL string

See Also:

• PostgreSQL LIMIT Clause