t
org.apache.spark.sql.catalyst.analysis
TableFunctionRegistry
Companion object TableFunctionRegistry
trait TableFunctionRegistry extends FunctionRegistryBase[LogicalPlan]
A catalog for looking up table functions.
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- TableFunctionRegistry
- FunctionRegistryBase
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Type Members
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type
FunctionBuilder = (Seq[Expression]) ⇒ LogicalPlan
- Definition Classes
- FunctionRegistryBase
Abstract Value Members
-
abstract
def
clear(): Unit
Clear all registered functions.
Clear all registered functions.
- Definition Classes
- FunctionRegistryBase
-
abstract
def
dropFunction(name: FunctionIdentifier): Boolean
Drop a function and return whether the function existed.
Drop a function and return whether the function existed.
- Definition Classes
- FunctionRegistryBase
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abstract
def
listFunction(): Seq[FunctionIdentifier]
- Definition Classes
- FunctionRegistryBase
-
abstract
def
lookupFunction(name: FunctionIdentifier): Option[ExpressionInfo]
- Definition Classes
- FunctionRegistryBase
-
abstract
def
lookupFunction(name: FunctionIdentifier, children: Seq[Expression]): LogicalPlan
- Definition Classes
- FunctionRegistryBase
- Annotations
- @throws( "If function does not exist" )
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abstract
def
lookupFunctionBuilder(name: FunctionIdentifier): Option[FunctionBuilder]
- Definition Classes
- FunctionRegistryBase
-
abstract
def
registerFunction(name: FunctionIdentifier, info: ExpressionInfo, builder: FunctionBuilder): Unit
- Definition Classes
- FunctionRegistryBase
Concrete Value Members
-
final
def
!=(arg0: Any): Boolean
- Definition Classes
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final
def
##(): Int
- Definition Classes
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final
def
==(arg0: Any): Boolean
- Definition Classes
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final
def
asInstanceOf[T0]: T0
- Definition Classes
- Any
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def
clone(): TableFunctionRegistry
Create a copy of this registry with identical functions as this registry.
Create a copy of this registry with identical functions as this registry.
- Definition Classes
- TableFunctionRegistry → AnyRef
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final
def
createOrReplaceTempFunction(name: String, builder: FunctionBuilder, source: String): Unit
- Definition Classes
- FunctionRegistryBase
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final
def
eq(arg0: AnyRef): Boolean
- Definition Classes
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def
equals(arg0: Any): Boolean
- Definition Classes
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def
finalize(): Unit
- Attributes
- protected[lang]
- Definition Classes
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- Annotations
- @throws( classOf[java.lang.Throwable] )
-
def
functionExists(name: FunctionIdentifier): Boolean
Checks if a function with a given name exists.
Checks if a function with a given name exists.
- Definition Classes
- FunctionRegistryBase
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final
def
getClass(): Class[_]
- Definition Classes
- AnyRef → Any
- Annotations
- @native()
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def
hashCode(): Int
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- @native()
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final
def
isInstanceOf[T0]: Boolean
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final
def
ne(arg0: AnyRef): Boolean
- Definition Classes
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final
def
notify(): Unit
- Definition Classes
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- @native()
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final
def
notifyAll(): Unit
- Definition Classes
- AnyRef
- Annotations
- @native()
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final
def
registerFunction(name: FunctionIdentifier, builder: FunctionBuilder, source: String): Unit
- Definition Classes
- FunctionRegistryBase
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final
def
synchronized[T0](arg0: ⇒ T0): T0
- Definition Classes
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def
toString(): String
- Definition Classes
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final
def
wait(): Unit
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final
def
wait(arg0: Long, arg1: Int): Unit
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final
def
wait(arg0: Long): Unit
- Definition Classes
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- @throws( ... ) @native()