Uses of Class
org.apache.drill.exec.expr.fn.DrillFuncHolder

Packages that use DrillFuncHolder

Package	Description
org.apache.drill.exec.expr	Drill expression materialization and evaluation facilities.
org.apache.drill.exec.expr.fn
org.apache.drill.exec.expr.fn.registry
org.apache.drill.exec.planner.sql
org.apache.drill.exec.resolver

Uses of DrillFuncHolder in org.apache.drill.exec.expr

Methods in org.apache.drill.exec.expr that return DrillFuncHolder

Modifier and Type	Method and Description
DrillFuncHolder	DrillFuncHolderExpr.getHolder()

Constructors in org.apache.drill.exec.expr with parameters of type DrillFuncHolder

Constructor and Description
DrillFuncHolderExpr(String nameUsed, DrillFuncHolder holder, List<LogicalExpression> args, ExpressionPosition pos)

Uses of DrillFuncHolder in org.apache.drill.exec.expr.fn

Subclasses of DrillFuncHolder in org.apache.drill.exec.expr.fn

Modifier and Type	Class and Description
class	DrillComplexWriterFuncHolder
class	DrillSimpleFuncHolder

Methods in org.apache.drill.exec.expr.fn that return DrillFuncHolder

Modifier and Type	Method and Description
DrillFuncHolder	FunctionLookupContext.findDrillFunction(FunctionResolver functionResolver, FunctionCall functionCall) Method returns the materialized drill function corresponding to the functioncall that is passed in
DrillFuncHolder	FunctionImplementationRegistry.findDrillFunction(FunctionResolver functionResolver, FunctionCall functionCall) First attempts to find the Drill function implementation that matches the name, arg types and return type.
DrillFuncHolder	FunctionImplementationRegistry.findExactMatchingDrillFunction(String name, List<TypeProtos.MajorType> argTypes, TypeProtos.MajorType returnType) Finds the Drill function implementation that matches the name, arg types and return type.
<T extends DrillFunc> DrillFuncHolder	FunctionConverter.getHolder(AnnotatedClassDescriptor func, ClassLoader classLoader)

Uses of DrillFuncHolder in org.apache.drill.exec.expr.fn.registry

Methods in org.apache.drill.exec.expr.fn.registry that return DrillFuncHolder

Modifier and Type	Method and Description
DrillFuncHolder	FunctionHolder.getHolder()

Methods in org.apache.drill.exec.expr.fn.registry that return types with arguments of type DrillFuncHolder

Modifier and Type	Method and Description
com.google.common.collect.ListMultimap<String,DrillFuncHolder>	FunctionRegistryHolder.getAllFunctionsWithHolders() Returns list of functions with list of function holders for each functions without version number.
com.google.common.collect.ListMultimap<String,DrillFuncHolder>	FunctionRegistryHolder.getAllFunctionsWithHolders(AtomicLong version) Returns list of functions with list of function holders for each functions.
List<DrillFuncHolder>	FunctionRegistryHolder.getHoldersByFunctionName(String functionName) Returns all function holders associated with function name without version number.
List<DrillFuncHolder>	FunctionRegistryHolder.getHoldersByFunctionName(String functionName, AtomicLong version) Returns all function holders associated with function name.
List<DrillFuncHolder>	LocalFunctionRegistry.getMethods(String name)
List<DrillFuncHolder>	LocalFunctionRegistry.getMethods(String name, AtomicLong version)

Constructors in org.apache.drill.exec.expr.fn.registry with parameters of type DrillFuncHolder

Constructor and Description
FunctionHolder(String name, String signature, DrillFuncHolder holder)

Uses of DrillFuncHolder in org.apache.drill.exec.planner.sql

Methods in org.apache.drill.exec.planner.sql that return types with arguments of type DrillFuncHolder

Modifier and Type	Method and Description
List<DrillFuncHolder>	DrillSqlOperator.getFunctions()
List<DrillFuncHolder>	DrillSqlAggOperator.getFunctions()

Method parameters in org.apache.drill.exec.planner.sql with type arguments of type DrillFuncHolder

Modifier and Type	Method and Description
DrillSqlOperator.DrillSqlOperatorBuilder	DrillSqlOperator.DrillSqlOperatorBuilder.addFunctions(Collection<DrillFuncHolder> functions)
DrillSqlAggOperator.DrillSqlAggOperatorBuilder	DrillSqlAggOperator.DrillSqlAggOperatorBuilder.addFunctions(Collection<DrillFuncHolder> functions)
static org.apache.calcite.sql.type.SqlReturnTypeInference	TypeInferenceUtils.getDrillSqlReturnTypeInference(String name, List<DrillFuncHolder> functions) Give the name and DrillFuncHolder list, return the inference mechanism.

Constructor parameters in org.apache.drill.exec.planner.sql with type arguments of type DrillFuncHolder

Constructor and Description
DrillCalciteSqlAggFunctionWrapper(org.apache.calcite.sql.SqlAggFunction sqlAggFunction, List<DrillFuncHolder> functions)
DrillCalciteSqlFunctionWrapper(org.apache.calcite.sql.SqlFunction wrappedFunction, List<DrillFuncHolder> functions)
DrillCalciteSqlOperatorWrapper(org.apache.calcite.sql.SqlOperator operator, String rename, List<DrillFuncHolder> functions)
DrillSqlAggOperator(String name, List<DrillFuncHolder> functions, int argCountMin, int argCountMax, org.apache.calcite.sql.type.SqlReturnTypeInference sqlReturnTypeInference)
DrillSqlOperator(String name, List<DrillFuncHolder> functions, int argCountMin, int argCountMax, boolean isDeterministic, org.apache.calcite.sql.type.SqlReturnTypeInference sqlReturnTypeInference, boolean isNiladic)

Uses of DrillFuncHolder in org.apache.drill.exec.resolver

Methods in org.apache.drill.exec.resolver that return DrillFuncHolder

Modifier and Type	Method and Description
DrillFuncHolder	FunctionResolver.getBestMatch(List<DrillFuncHolder> methods, FunctionCall call) Creates a placeholder SqlFunction for an invocation of a function with a possibly qualified name.
DrillFuncHolder	ExactFunctionResolver.getBestMatch(List<DrillFuncHolder> methods, FunctionCall call)
DrillFuncHolder	DefaultFunctionResolver.getBestMatch(List<DrillFuncHolder> methods, FunctionCall call)

Methods in org.apache.drill.exec.resolver with parameters of type DrillFuncHolder

Modifier and Type	Method and Description
static int	TypeCastRules.getCost(List<TypeProtos.MajorType> argumentTypes, DrillFuncHolder holder)

Method parameters in org.apache.drill.exec.resolver with type arguments of type DrillFuncHolder

Modifier and Type	Method and Description
DrillFuncHolder	FunctionResolver.getBestMatch(List<DrillFuncHolder> methods, FunctionCall call) Creates a placeholder SqlFunction for an invocation of a function with a possibly qualified name.
DrillFuncHolder	ExactFunctionResolver.getBestMatch(List<DrillFuncHolder> methods, FunctionCall call)
DrillFuncHolder	DefaultFunctionResolver.getBestMatch(List<DrillFuncHolder> methods, FunctionCall call)