com.akiban.sql.parser
Class UpdateNode

java.lang.Object
  com.akiban.sql.parser.QueryTreeNode
      com.akiban.sql.parser.StatementNode
          com.akiban.sql.parser.DMLStatementNode
              com.akiban.sql.parser.DMLModStatementNode
                  com.akiban.sql.parser.UpdateNode

All Implemented Interfaces:

Visitable

public final class UpdateNode
extends DMLModStatementNode

An UpdateNode represents an UPDATE statement. It is the top node of the query tree for that statement. For positioned update, there may be no from table specified. The from table will be derived from the cursor specification of the named cursor.

Field Summary

Fields inherited from class com.akiban.sql.parser.DMLModStatementNode

returningColumnList, targetTableName, targetVTI

Fields inherited from class com.akiban.sql.parser.QueryTreeNode

AUTOINCREMENT_CREATE_MODIFY, AUTOINCREMENT_INC_INDEX, AUTOINCREMENT_IS_AUTOINCREMENT_INDEX, AUTOINCREMENT_START_INDEX

Constructor Summary

UpdateNode()

Method Summary

protected int	getStatementType() Return the type of statement, something from StatementType.
void	init(Object targetTableName, Object resultSet, Object returningList) Initializer for an UpdateNode.
String	statementToString()

Methods inherited from class com.akiban.sql.parser.DMLModStatementNode

copyFrom, getReturningList, getTargetTableName, init, init, isAtomic, printSubNodes, setReturningList

Methods inherited from class com.akiban.sql.parser.DMLStatementNode

getResultSetNode

Methods inherited from class com.akiban.sql.parser.StatementNode

toString

Methods inherited from class com.akiban.sql.parser.QueryTreeNode

accept, convertDefaultNode, debugFlush, debugPrint, formatNodeString, getBeginOffset, getDebugOutput, getEndOffset, getNodeFactory, getNodeType, getNullNode, getParserContext, getUserData, init, init, init, init, init, init, init, init, init, init, init, isInstanceOf, makeTableName, makeTableName, nodeHeader, printLabel, setBeginOffset, setDebugOutput, setEndOffset, setNodeType, setParserContext, setUserData, stackPrint, treePrint, treePrint, treePrint

Methods inherited from class java.lang.Object

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

Constructor Detail

UpdateNode

public UpdateNode()

Method Detail

init

public void init(Object targetTableName,
                 Object resultSet,
                 Object returningList)

Initializer for an UpdateNode.

Overrides:

init in class QueryTreeNode

Parameters:

targetTableName - The name of the table to update

resultSet - The ResultSet that will generate the rows to update from the given table

statementToString

public String statementToString()

Specified by:

statementToString in class StatementNode

getStatementType

protected final int getStatementType()

Return the type of statement, something from StatementType.

Overrides:

getStatementType in class QueryTreeNode

Returns:

the type of statement