Module bus.pager

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

Class Db2RowBounds

java.lang.Object

org.miaixz.bus.pager.dialect.AbstractDialect

org.miaixz.bus.pager.dialect.AbstractRowBounds

org.miaixz.bus.pager.dialect.rowbounds.Db2RowBounds

All Implemented Interfaces:

Dialect

public class Db2RowBounds
extends AbstractRowBounds

DB2 dialect for pagination based on RowBounds. This class provides DB2-specific SQL generation for pagination using offset and limit.

Field Summary

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

countSqlParser, orderBySqlParser

Constructor Summary

Constructors

Constructor	Description
Db2RowBounds()

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 DB2-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

Db2RowBounds

public Db2RowBounds()

Method Details

getPageSql

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

Generates the DB2-specific pagination SQL using RowBounds. It wraps the original SQL with a subquery that uses ROWNUMBER() OVER() to achieve pagination.

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 DB2-specific paginated SQL string