org.tinygroup.tinydb.dialect.impl

Class DB2Dialect

java.lang.Object

org.tinygroup.tinydb.dialect.impl.AbstractDialect

org.tinygroup.tinydb.dialect.impl.AbstractSequenceDialect

org.tinygroup.tinydb.dialect.impl.DB2Dialect

All Implemented Interfaces:

Dialect

public class DB2Dialect
extends AbstractSequenceDialect

Field Summary

Fields inherited from class org.tinygroup.tinydb.dialect.impl.AbstractDialect

functionProcessor, paddingLength

Constructor Summary

Constructors

Constructor and Description
DB2Dialect()

Method Summary

Modifier and Type	Method and Description
String	buildSqlFuction(String sql) Deprecated.
String	buildSqlFunction(String sql) 返回经过方言函数解析后的sql
String	getCurrentDate()
String	getLimitString(String sql, int offset, int limit) 获取分页查询sql
protected String	getSequenceQuery() Return the database-specific query to use for retrieving a sequence value.
boolean	supportsLimit() 是否支持分页

Methods inherited from class org.tinygroup.tinydb.dialect.impl.AbstractSequenceDialect

getNextKey

Methods inherited from class org.tinygroup.tinydb.dialect.impl.AbstractDialect

getDataSource, getFunctionProcessor, getIncrementerName, getPaddingLength, nextIntValue, nextLongValue, nextStringValue, setDataSource, setFunctionProcessor, setIncrementerName, setPaddingLength

Methods inherited from class java.lang.Object

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

Constructor Detail

DB2Dialect

public DB2Dialect()

Method Detail

supportsLimit

public boolean supportsLimit()

Description copied from interface: Dialect

是否支持分页

Specified by:

supportsLimit in interface Dialect

Overrides:

supportsLimit in class AbstractDialect

Returns:

getLimitString

public String getLimitString(String sql,
                             int offset,
                             int limit)

Description copied from interface: Dialect

获取分页查询sql

Parameters:

sql - 查询sql

offset - 分页查询起始行数

limit - 分页查询每页条数

Returns:

getCurrentDate

public String getCurrentDate()

buildSqlFuction

@Deprecated
public String buildSqlFuction(String sql)

Deprecated.

Description copied from interface: Dialect

不推荐使用 返回经过方言函数解析后的sql

Returns:

buildSqlFunction

public String buildSqlFunction(String sql)

Description copied from interface: Dialect

返回经过方言函数解析后的sql

Returns:

getSequenceQuery

protected String getSequenceQuery()

Description copied from class: AbstractSequenceDialect

Return the database-specific query to use for retrieving a sequence value.

The provided SQL is supposed to result in a single row with a single column that allows for extracting a long value.

Specified by:

getSequenceQuery in class AbstractSequenceDialect