Package org.apache.calcite.adapter.jdbc
Class JdbcTableScan
java.lang.Object
org.apache.calcite.rel.AbstractRelNode
org.apache.calcite.rel.core.TableScan
org.apache.calcite.adapter.jdbc.JdbcTableScan
- All Implemented Interfaces:
Cloneable
,JdbcRel
,RelOptNode
,Hintable
,RelNode
public class JdbcTableScan extends TableScan implements JdbcRel
Relational expression representing a scan of a table in a JDBC data source.
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Nested Class Summary
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Field Summary
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Constructor Summary
Constructors Modifier Constructor Description protected
JdbcTableScan(RelOptCluster cluster, RelOptTable table, JdbcTable jdbcTable, JdbcConvention jdbcConvention)
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Method Summary
Modifier and Type Method Description RelNode
copy(RelTraitSet traitSet, List<RelNode> inputs)
Creates a copy of this relational expression, perhaps changing traits and inputs.SqlImplementor.Result
implement(JdbcImplementor implementor)
Methods inherited from class org.apache.calcite.rel.core.TableScan
accept, computeSelfCost, deriveRowType, estimateRowCount, explainTerms, getHints, getTable, identity, identity, project
Methods inherited from class org.apache.calcite.rel.AbstractRelNode
accept, childrenAccept, collectVariablesSet, collectVariablesUsed, deepEquals, deepHashCode, equals, explain, getCluster, getConvention, getCorrelVariable, getDescription, getDigest, getExpectedInputRowType, getId, getInput, getInputs, getRelDigest, getRelTypeName, getRowType, getTraitSet, getVariablesSet, hashCode, isEnforcer, isValid, metadata, onRegister, recomputeDigest, register, replaceInput, sole, toString
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
Methods inherited from interface org.apache.calcite.rel.RelNode
accept, accept, childrenAccept, collectVariablesSet, collectVariablesUsed, computeSelfCost, deepEquals, deepHashCode, estimateRowCount, explain, explain, getConvention, getCorrelVariable, getDigest, getExpectedInputRowType, getInput, getInputs, getRelDigest, getRelTypeName, getRowType, getTable, getVariablesSet, isEnforcer, isValid, metadata, onRegister, recomputeDigest, register, replaceInput
Methods inherited from interface org.apache.calcite.plan.RelOptNode
getCluster, getDescription, getId, getTraitSet
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Field Details
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Constructor Details
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JdbcTableScan
protected JdbcTableScan(RelOptCluster cluster, RelOptTable table, JdbcTable jdbcTable, JdbcConvention jdbcConvention)
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Method Details
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copy
Description copied from interface:RelNode
Creates a copy of this relational expression, perhaps changing traits and inputs.Sub-classes with other important attributes are encouraged to create variants of this method with more parameters.
- Specified by:
copy
in interfaceRelNode
- Overrides:
copy
in classAbstractRelNode
- Parameters:
traitSet
- Trait setinputs
- Inputs- Returns:
- Copy of this relational expression, substituting traits and inputs
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implement
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