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

Class TaskBasedQueryPlanCompilerBase

java.lang.Object

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

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

All Implemented Interfaces:

QueryPlanCompiler

Direct Known Subclasses:

PullBasedQueryPlanCompilerImpl, PushBasedQueryPlanCompilerImpl

public abstract class TaskBasedQueryPlanCompilerBase
extends QueryPlanCompilerBase

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected class	TaskBasedQueryPlanCompilerBase.Worker

Field Summary

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

ctxt

Constructor Summary

Constructors

Constructor	Description
TaskBasedQueryPlanCompilerBase(QueryProcContext ctxt)

Method Summary

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

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

TaskBasedQueryPlanCompilerBase

public TaskBasedQueryPlanCompilerBase(QueryProcContext ctxt)

Method Details

compile

public ExecutablePlan compile(PhysicalPlan qep)

createTasks

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

createWorker

protected TaskBasedQueryPlanCompilerBase.Worker createWorker()

createTaskForNullaryExecOp

protected abstract ExecPlanTask createTaskForNullaryExecOp(NullaryExecutableOp op,
 ExecutionContext execCxt,
 int preferredOutputBlockSize)

createTaskForUnaryExecOp

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

createTaskForBinaryExecOp

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

createTaskForNaryExecOp

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