org.apache.seata.rm.datasource.undo.polardbx

Class PolarDBXUndoDeleteExecutor

java.lang.Object

org.apache.seata.rm.datasource.undo.AbstractUndoExecutor

org.apache.seata.rm.datasource.undo.mysql.MySQLUndoDeleteExecutor

org.apache.seata.rm.datasource.undo.polardbx.PolarDBXUndoDeleteExecutor

public class PolarDBXUndoDeleteExecutor
extends MySQLUndoDeleteExecutor

Undo delete executor for PolarDB-X

Field Summary

Fields inherited from class org.apache.seata.rm.datasource.undo.AbstractUndoExecutor

IS_UNDO_DATA_VALIDATION_ENABLE, sqlUndoLog

Constructor Summary

Constructors

Constructor and Description
PolarDBXUndoDeleteExecutor(SQLUndoLog sqlUndoLog)

Method Summary

Modifier and Type	Method and Description
protected String	buildUndoSQL() Undo delete.
protected TableRecords	getUndoRows() Gets undo rows.

Methods inherited from class org.apache.seata.rm.datasource.undo.AbstractUndoExecutor

buildCheckSql, dataValidationAndGoOn, executeOn, getOrderedPkList, getSqlUndoLog, parsePkValues, parsePkValues, queryCurrentRecords, undoPrepare

Methods inherited from class java.lang.Object

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

Constructor Detail

PolarDBXUndoDeleteExecutor

public PolarDBXUndoDeleteExecutor(SQLUndoLog sqlUndoLog)

Method Detail

buildUndoSQL

protected String buildUndoSQL()

Description copied from class: MySQLUndoDeleteExecutor

Undo delete. Notice: PK is at last one.

Overrides:

buildUndoSQL in class MySQLUndoDeleteExecutor

Returns:

sql

See Also:

AbstractUndoExecutor.undoPrepare(java.sql.PreparedStatement, java.util.ArrayList<org.apache.seata.rm.datasource.sql.struct.Field>, java.util.List<org.apache.seata.rm.datasource.sql.struct.Field>)

getUndoRows

protected TableRecords getUndoRows()

Description copied from class: AbstractUndoExecutor

Gets undo rows.

Overrides:

getUndoRows in class MySQLUndoDeleteExecutor

Returns:

the undo rows