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java.lang.Objectdstruct.ExecutionPlan
public class ExecutionPlan
The class of an execution plan, which is an ordered list of ConcurrentOperatorsBucket
with parameters.
Field Summary | |
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(package private) CostModel |
cm
Cost model used in this execution plan. |
java.util.ArrayList<ConcurrentOperatorsBucket> |
operators
List of buckets which are organized in physical execution order. |
Constructor Summary | |
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ExecutionPlan()
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Method Summary | |
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void |
addOperatorAfter(ConcurrentOperatorsBucket sop)
Add a bucket in the end of the execution plan. |
void |
addOperatorBefore(ConcurrentOperatorsBucket sop)
Add a bucket before the end of the execution plan. |
java.util.ArrayList<StatOperator> |
getAllStatOperator()
Get all statistical operators in this execution plan. |
CostModel |
getCostModel()
Get CostModel. |
void |
setCostModel(CostModel _cm)
Set CostModel. |
java.lang.String |
toString()
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Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
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CostModel cm
public java.util.ArrayList<ConcurrentOperatorsBucket> operators
Constructor Detail |
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public ExecutionPlan()
Method Detail |
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public void setCostModel(CostModel _cm)
_cm
- public CostModel getCostModel()
public void addOperatorAfter(ConcurrentOperatorsBucket sop)
sop
- public void addOperatorBefore(ConcurrentOperatorsBucket sop)
sop
- public java.util.ArrayList<StatOperator> getAllStatOperator()
public java.lang.String toString()
toString
in class java.lang.Object
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