Package com.arcadedb.query.sql.executor

Class UpdateExecutionPlan

java.lang.Object

com.arcadedb.query.sql.executor.SelectExecutionPlan

com.arcadedb.query.sql.executor.UpdateExecutionPlan

All Implemented Interfaces:

ExecutionPlan, InternalExecutionPlan, Serializable

Direct Known Subclasses:

DeleteExecutionPlan, ForEachExecutionPlan

public class UpdateExecutionPlan
extends SelectExecutionPlan

Author:

Luigi Dell'Aquila (luigi.dellaquila-(at)-gmail.com)

See Also:

Serialized Form

Field Summary

Fields inherited from class com.arcadedb.query.sql.executor.SelectExecutionPlan

steps

Fields inherited from interface com.arcadedb.query.sql.executor.InternalExecutionPlan

JAVA_TYPE

Constructor Summary

Constructors

Constructor	Description
UpdateExecutionPlan(CommandContext ctx)

Method Summary

Modifier and Type	Method	Description
boolean	canBeCached()
void	executeInternal()
ResultSet	fetchNext(int n)	if the execution can still return N elements, then the result will contain them all.
void	reset(CommandContext ctx)
Result	toResult()

Methods inherited from class com.arcadedb.query.sql.executor.SelectExecutionPlan

chain, close, copy, deserialize, getCost, getSteps, prettyPrint, serialize, setSteps

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.arcadedb.query.sql.executor.InternalExecutionPlan

getStatement, setStatement

Constructor Detail

UpdateExecutionPlan

public UpdateExecutionPlan(CommandContext ctx)

Method Detail

fetchNext

public ResultSet fetchNext(int n)

Description copied from interface: InternalExecutionPlan

if the execution can still return N elements, then the result will contain them all. If the execution contains less than N elements, then the result will contain them all, next result(s) will contain zero elements

Specified by:

fetchNext in interface InternalExecutionPlan

Overrides:

fetchNext in class SelectExecutionPlan

Returns:

reset

public void reset(CommandContext ctx)

Specified by:

reset in interface InternalExecutionPlan

Overrides:

reset in class SelectExecutionPlan

executeInternal

public void executeInternal()
                     throws CommandExecutionException

Throws:

CommandExecutionException

toResult

public Result toResult()

Specified by:

toResult in interface ExecutionPlan

Overrides:

toResult in class SelectExecutionPlan

canBeCached

public boolean canBeCached()

Specified by:

canBeCached in interface InternalExecutionPlan

Overrides:

canBeCached in class SelectExecutionPlan