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org.apache.derby.iapi.store.access.conglomerate
Interface Sort  

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public interface Sort

The sort interface corresponds to an instance of an in-progress sort. Sorts are not persistent.

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Method Summary
void	drop(org.apache.derby.iapi.store.access.TransactionController tran)           Drop the sort - this means release all its resources.
org.apache.derby.iapi.store.access.SortController	open(TransactionManager tran)           Open a sort controller.
ScanControllerRowSource	openSortRowSource(TransactionManager tran)           Open a row Source to get rows out of the sorter.
org.apache.derby.iapi.store.access.ScanController	openSortScan(TransactionManager tran, boolean hold)           Open a scan controller.

 

Method Detail

open

public org.apache.derby.iapi.store.access.SortController open(TransactionManager tran)
                                                       throws org.apache.derby.iapi.error.StandardException

Open a sort controller.

The sort may have been dropped already, in which case this method should thrown an exception.

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openSortScan

public org.apache.derby.iapi.store.access.ScanController openSortScan(TransactionManager tran,
                                                                      boolean hold)
                                                               throws org.apache.derby.iapi.error.StandardException

Open a scan controller.

The sort may have been dropped already, in which case this method should thrown an exception.

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openSortRowSource

public ScanControllerRowSource openSortRowSource(TransactionManager tran)
                                          throws org.apache.derby.iapi.error.StandardException

Open a row Source to get rows out of the sorter.

The sort may have been dropped already, in which case this method should thrown an exception.

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drop

public void drop(org.apache.derby.iapi.store.access.TransactionController tran)
          throws org.apache.derby.iapi.error.StandardException

Drop the sort - this means release all its resources.

Note: drop is like close, it has to be tolerant of being called more than once, it must succeed or at least not throw any exceptions.

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Overview  Package   Class  Use  Deprecated  Index
Home >> All >> org >> apache >> derby >> iapi >> store >> access >> [ conglomerate overview ]	PREV CLASS  NEXT CLASS
SUMMARY:  JAVADOC |  SOURCE |  DOWNLOAD | NESTED | FIELD | CONSTR | METHOD	DETAIL: FIELD | CONSTR | METHOD

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