org.apache.flink.table.planner.plan.abilities.source

Class SourceAbilityContext

java.lang.Object

org.apache.flink.table.planner.plan.abilities.source.SourceAbilityContext

All Implemented Interfaces:

org.apache.calcite.plan.Context, org.apache.calcite.schema.Wrapper, org.apache.flink.table.planner.calcite.FlinkContext

public class SourceAbilityContext
extends Object
implements org.apache.flink.table.planner.calcite.FlinkContext

A sub-class of FlinkContext which contains the information for SourceAbilitySpec to apply the following abilities to DynamicTableSource.

• filter push down (SupportsFilterPushDown)
• project push down (SupportsProjectionPushDown)
• partition push down (SupportsPartitionPushDown)
• watermark push down (SupportsWatermarkPushDown)
• aggregate push down (SupportsAggregatePushDown)
• reading metadata (SupportsReadingMetadata)

Constructor Summary

Constructors

Constructor and Description
SourceAbilityContext(org.apache.flink.table.planner.calcite.FlinkContext context, org.apache.flink.table.types.logical.RowType sourceRowType)

Method Summary

Modifier and Type	Method and Description
static SourceAbilityContext	from(org.apache.calcite.rel.core.TableScan scan)
org.apache.flink.table.catalog.CatalogManager	getCatalogManager()
org.apache.flink.table.catalog.FunctionCatalog	getFunctionCatalog()
org.apache.flink.table.module.ModuleManager	getModuleManager()
org.apache.flink.table.types.logical.RowType	getSourceRowType()
SqlExprToRexConverterFactory	getSqlExprToRexConverterFactory()
org.apache.flink.table.api.TableConfig	getTableConfig()
boolean	isBatchMode()
<C> C	unwrap(Class<C> clazz)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.flink.table.planner.calcite.FlinkContext

$init$, getClassLoader

Constructor Detail

SourceAbilityContext

public SourceAbilityContext(org.apache.flink.table.planner.calcite.FlinkContext context,
                            org.apache.flink.table.types.logical.RowType sourceRowType)

Method Detail

isBatchMode

public boolean isBatchMode()

Specified by:

isBatchMode in interface org.apache.flink.table.planner.calcite.FlinkContext

getTableConfig

public org.apache.flink.table.api.TableConfig getTableConfig()

Specified by:

getTableConfig in interface org.apache.flink.table.planner.calcite.FlinkContext

getFunctionCatalog

public org.apache.flink.table.catalog.FunctionCatalog getFunctionCatalog()

Specified by:

getFunctionCatalog in interface org.apache.flink.table.planner.calcite.FlinkContext

getCatalogManager

public org.apache.flink.table.catalog.CatalogManager getCatalogManager()

Specified by:

getCatalogManager in interface org.apache.flink.table.planner.calcite.FlinkContext

getModuleManager

public org.apache.flink.table.module.ModuleManager getModuleManager()

Specified by:

getModuleManager in interface org.apache.flink.table.planner.calcite.FlinkContext

getSqlExprToRexConverterFactory

public SqlExprToRexConverterFactory getSqlExprToRexConverterFactory()

Specified by:

getSqlExprToRexConverterFactory in interface org.apache.flink.table.planner.calcite.FlinkContext

unwrap

public <C> C unwrap(Class<C> clazz)

Specified by:

unwrap in interface org.apache.calcite.schema.Wrapper

Specified by:

unwrap in interface org.apache.flink.table.planner.calcite.FlinkContext

getSourceRowType

public org.apache.flink.table.types.logical.RowType getSourceRowType()

from

public static SourceAbilityContext from(org.apache.calcite.rel.core.TableScan scan)