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java.lang.Objectorg.apache.derby.impl.sql.execute.WriteCursorConstantAction
org.apache.derby.impl.sql.execute.UpdateConstantAction
public class UpdateConstantAction
This class describes compiled constants that are passed into UpdateResultSets.
Field Summary | |
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(package private) int[] |
changedColumnIds
This class implements Formatable. |
(package private) int |
numColumns
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private boolean |
positionedUpdate
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Fields inherited from class org.apache.derby.impl.sql.execute.WriteCursorConstantAction |
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conglomId, deferred, heapSCOCI, indexCIDS, indexNames, indexSCOCIs, irgs, lockMode, singleRowSource, targetUUID |
Constructor Summary | |
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UpdateConstantAction()
Public niladic constructor. |
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UpdateConstantAction(long conglomId,
StaticCompiledOpenConglomInfo heapSCOCI,
IndexRowGenerator[] irgs,
long[] indexCIDS,
StaticCompiledOpenConglomInfo[] indexSCOCIs,
java.lang.String[] indexNames,
ExecRow emptyHeapRow,
boolean deferred,
UUID targetUUID,
int lockMode,
int[] changedColumnIds,
FKInfo[] fkInfo,
TriggerInfo triggerInfo,
FormatableBitSet baseRowReadList,
int[] baseRowReadMap,
int[] streamStorableHeapColIds,
int numColumns,
boolean positionedUpdate,
boolean singleRowSource)
Make the ConstantAction for an UPDATE statement. |
Method Summary | |
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int |
getTypeFormatId()
Get the formatID which corresponds to this class. |
void |
readExternal(java.io.ObjectInput in)
Read this object from a stream of stored objects. |
void |
writeExternal(java.io.ObjectOutput out)
Write this object to a stream of stored objects. |
Methods inherited from class org.apache.derby.impl.sql.execute.WriteCursorConstantAction |
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executeConstantAction, getBaseRowReadList, getBaseRowReadMap, getConglomerateId, getEmptyHeapRow, getFKInfo, getIndexNameFromCID, getIndexNames, getProperty, getStreamStorableHeapColIds, getTargetProperties, getTriggerInfo |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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int[] changedColumnIds
private boolean positionedUpdate
int numColumns
Constructor Detail |
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public UpdateConstantAction()
public UpdateConstantAction(long conglomId, StaticCompiledOpenConglomInfo heapSCOCI, IndexRowGenerator[] irgs, long[] indexCIDS, StaticCompiledOpenConglomInfo[] indexSCOCIs, java.lang.String[] indexNames, ExecRow emptyHeapRow, boolean deferred, UUID targetUUID, int lockMode, int[] changedColumnIds, FKInfo[] fkInfo, TriggerInfo triggerInfo, FormatableBitSet baseRowReadList, int[] baseRowReadMap, int[] streamStorableHeapColIds, int numColumns, boolean positionedUpdate, boolean singleRowSource)
conglomId
- Conglomerate ID.heapSCOCI
- StaticCompiledOpenConglomInfo for heap.irgs
- Index descriptorsindexCIDS
- Conglomerate IDs of indicesindexSCOCIs
- StaticCompiledOpenConglomInfos for indexes.indexNames
- Names of indices on this table for error reporting.emptyHeapRow
- Template for heap row.deferred
- True means process as a deferred update.targetUUID
- UUID of target tablelockMode
- The lock mode to use
(row or table, see TransactionController)changedColumnIds
- Array of ids of changed columnsfkInfo
- Array of structures containing foreign key info,
if any (may be null)triggerInfo
- Array of structures containing trigger info,
if any (may be null)baseRowReadList
- Map of columns read in. 1 based.baseRowReadMap
- BaseRowReadMap[heapColId]->ReadRowColumnId. (0 based)streamStorableHeapColIds
- Null for non rep. (0 based)numColumns
- Number of columns being read.positionedUpdate
- is this a positioned updatesingleRowSource
- Whether or not source is a single row sourceMethod Detail |
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public void readExternal(java.io.ObjectInput in) throws java.io.IOException, java.lang.ClassNotFoundException
WriteCursorConstantAction
readExternal
in interface java.io.Externalizable
readExternal
in class WriteCursorConstantAction
in
- read this.
java.io.IOException
- thrown on error
java.lang.ClassNotFoundException
- thrown on errorExternalizable.readExternal(java.io.ObjectInput)
public void writeExternal(java.io.ObjectOutput out) throws java.io.IOException
WriteCursorConstantAction
writeExternal
in interface java.io.Externalizable
writeExternal
in class WriteCursorConstantAction
out
- write bytes here.
java.io.IOException
- thrown on errorExternalizable.writeExternal(java.io.ObjectOutput)
public int getTypeFormatId()
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Built on Thu 2011-03-10 11:54:14+0000, from revision ??? | ||||||||
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