类 HsqlSequenceMaxValueIncrementer
- java.lang.Object
- org.springframework.jdbc.support.incrementer.AbstractDataFieldMaxValueIncrementer
- org.springframework.jdbc.support.incrementer.AbstractSequenceMaxValueIncrementer
- org.springframework.jdbc.support.incrementer.HsqlSequenceMaxValueIncrementer
- 所有已实现的接口:
InitializingBean,DataFieldMaxValueIncrementer
public class HsqlSequenceMaxValueIncrementer extends AbstractSequenceMaxValueIncrementer
DataFieldMaxValueIncrementerthat retrieves the next value of a given HSQL sequence.Thanks to Guillaume Bilodeau for the suggestion!
NOTE: This is an alternative to using a regular table to support generating unique keys that was necessary in previous versions of HSQL.
- 从以下版本开始:
- 2.5
- 作者:
- Thomas Risberg
- 另请参阅:
HsqlMaxValueIncrementer
字段概要
从类继承的字段 org.springframework.jdbc.support.incrementer.AbstractDataFieldMaxValueIncrementer
paddingLength
构造器概要
构造器 构造器 说明 HsqlSequenceMaxValueIncrementer()Default constructor for bean property style usage.HsqlSequenceMaxValueIncrementer(DataSource dataSource, String incrementerName)Convenience constructor.
方法概要
所有方法 实例方法 具体方法 修饰符和类型 方法 说明 protected StringgetSequenceQuery()Return the database-specific query to use for retrieving a sequence value.从类继承的方法 org.springframework.jdbc.support.incrementer.AbstractSequenceMaxValueIncrementer
getNextKey
从类继承的方法 org.springframework.jdbc.support.incrementer.AbstractDataFieldMaxValueIncrementer
afterPropertiesSet, getDataSource, getIncrementerName, getPaddingLength, nextIntValue, nextLongValue, nextStringValue, setDataSource, setIncrementerName, setPaddingLength
构造器详细资料
HsqlSequenceMaxValueIncrementer
public HsqlSequenceMaxValueIncrementer()
Default constructor for bean property style usage.
HsqlSequenceMaxValueIncrementer
public HsqlSequenceMaxValueIncrementer(DataSource dataSource, String incrementerName)
Convenience constructor.- 参数:
dataSource- the DataSource to useincrementerName- the name of the sequence/table to use
方法详细资料
getSequenceQuery
protected String getSequenceQuery()
从类复制的说明:AbstractSequenceMaxValueIncrementerReturn 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
longvalue.