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## org.springframework.jdbc.support.incrementer
Class H2SequenceMaxValueIncrementer

    java.lang.Object
      org.springframework.jdbc.support.incrementer.AbstractDataFieldMaxValueIncrementer
          org.springframework.jdbc.support.incrementer.AbstractSequenceMaxValueIncrementer
              org.springframework.jdbc.support.incrementer.H2SequenceMaxValueIncrementer

All Implemented Interfaces:
  InitializingBean, DataFieldMaxValueIncrementer

    public class H2SequenceMaxValueIncrementer

extends AbstractSequenceMaxValueIncrementer

`DataFieldMaxValueIncrementer` that retrieves the next value of a given H2 Database sequence.

Since:
  2.5
Author:
  Thomas Risberg

Field Summary

Fields inherited from class org.springframework.jdbc.support.incrementer.AbstractDataFieldMaxValueIncrementer
`paddingLength`

Constructor Summary
`H2SequenceMaxValueIncrementer()` Default constructor for bean property style usage.
`H2SequenceMaxValueIncrementer(DataSource dataSource, String incrementerName)` Convenience constructor.

Method Summary
`protected String` | `getSequenceQuery()` Return the database-specific query to use for retrieving a sequence value.

Methods inherited from class org.springframework.jdbc.support.incrementer.AbstractSequenceMaxValueIncrementer
`getNextKey`

Methods inherited from class org.springframework.jdbc.support.incrementer.AbstractDataFieldMaxValueIncrementer
`afterPropertiesSet, getDataSource, getIncrementerName, getPaddingLength, nextIntValue, nextLongValue, nextStringValue, setDataSource, setIncrementerName, setPaddingLength`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### H2SequenceMaxValueIncrementer

    public H2SequenceMaxValueIncrementer()

  Default constructor for bean property style usage.

  See Also:
    `AbstractDataFieldMaxValueIncrementer.setDataSource(javax.sql.DataSource)`, `AbstractDataFieldMaxValueIncrementer.setIncrementerName(java.lang.String)`

### H2SequenceMaxValueIncrementer

    public H2SequenceMaxValueIncrementer(DataSource dataSource,
                                         String incrementerName)

  Convenience constructor.

  Parameters:
    `dataSource` - the DataSource to use
    `incrementerName` - the name of the sequence/table to use

Method Detail

### getSequenceQuery

    protected String getSequenceQuery()

  Description copied from class: `AbstractSequenceMaxValueIncrementer`
  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 `AbstractSequenceMaxValueIncrementer`

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