Package se.liu.ida.hefquin.engine.queryproc.impl.compiler

Class PushBasedQueryPlanCompilerImpl

java.lang.Object

se.liu.ida.hefquin.engine.queryproc.impl.compiler.QueryPlanCompilerBase

se.liu.ida.hefquin.engine.queryproc.impl.compiler.TaskBasedQueryPlanCompilerBase

se.liu.ida.hefquin.engine.queryproc.impl.compiler.PushBasedQueryPlanCompilerImpl

All Implemented Interfaces:

QueryPlanCompiler

public class PushBasedQueryPlanCompilerImpl
extends TaskBasedQueryPlanCompilerBase

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected class	PushBasedQueryPlanCompilerImpl.Worker

Field Summary

Fields inherited from class se.liu.ida.hefquin.engine.queryproc.impl.compiler.QueryPlanCompilerBase

ctxt

Constructor Summary

Constructors

Constructor	Description
PushBasedQueryPlanCompilerImpl(QueryProcContext ctxt)

Method Summary

Modifier and Type	Method	Description
protected PushBasedExecPlanTask	createTaskForBinaryExecOp(BinaryExecutableOp op, ExecPlanTask childTask1, ExecPlanTask childTask2, ExecutionContext execCxt, int preferredOutputBlockSize)
protected ExecPlanTask	createTaskForNaryExecOp(NaryExecutableOp op, ExecPlanTask[] childTasks, ExecutionContext execCxt, int preferredOutputBlockSize)
protected PushBasedExecPlanTask	createTaskForNullaryExecOp(NullaryExecutableOp op, ExecutionContext execCxt, int preferredOutputBlockSize)
protected PushBasedExecPlanTask	createTaskForUnaryExecOp(UnaryExecutableOp op, ExecPlanTask childTask, ExecutionContext execCxt, int preferredOutputBlockSize)
protected LinkedList<ExecPlanTask>	createTasks(PhysicalPlan qep, ExecutionContext execCxt)
protected PushBasedQueryPlanCompilerImpl.Worker	createWorker()

Methods inherited from class se.liu.ida.hefquin.engine.queryproc.impl.compiler.TaskBasedQueryPlanCompilerBase

compile

Methods inherited from class se.liu.ida.hefquin.engine.queryproc.impl.compiler.QueryPlanCompilerBase

createExecContext

Methods inherited from class java.lang.Object

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

Constructor Details

PushBasedQueryPlanCompilerImpl

public PushBasedQueryPlanCompilerImpl(QueryProcContext ctxt)

Method Details

createTaskForNullaryExecOp

protected PushBasedExecPlanTask createTaskForNullaryExecOp(NullaryExecutableOp op,
 ExecutionContext execCxt,
 int preferredOutputBlockSize)

Specified by:

createTaskForNullaryExecOp in class TaskBasedQueryPlanCompilerBase

createTaskForUnaryExecOp

protected PushBasedExecPlanTask createTaskForUnaryExecOp(UnaryExecutableOp op,
 ExecPlanTask childTask,
 ExecutionContext execCxt,
 int preferredOutputBlockSize)

Specified by:

createTaskForUnaryExecOp in class TaskBasedQueryPlanCompilerBase

createTaskForBinaryExecOp

protected PushBasedExecPlanTask createTaskForBinaryExecOp(BinaryExecutableOp op,
 ExecPlanTask childTask1,
 ExecPlanTask childTask2,
 ExecutionContext execCxt,
 int preferredOutputBlockSize)

Specified by:

createTaskForBinaryExecOp in class TaskBasedQueryPlanCompilerBase

createTaskForNaryExecOp

protected ExecPlanTask createTaskForNaryExecOp(NaryExecutableOp op,
 ExecPlanTask[] childTasks,
 ExecutionContext execCxt,
 int preferredOutputBlockSize)

Specified by:

createTaskForNaryExecOp in class TaskBasedQueryPlanCompilerBase

createTasks

protected LinkedList<ExecPlanTask> createTasks(PhysicalPlan qep,
 ExecutionContext execCxt)

Overrides:

createTasks in class TaskBasedQueryPlanCompilerBase

createWorker

protected PushBasedQueryPlanCompilerImpl.Worker createWorker()

Overrides:

createWorker in class TaskBasedQueryPlanCompilerBase