Uses of Class
org.apache.hadoop.hive.ql.udf.generic.GenericUDF

Packages that use GenericUDF

org.apache.hadoop.hive.ql.exec	Hive QL execution tasks, operators, functions and other handlers.
org.apache.hadoop.hive.ql.optimizer.optiq.translator
org.apache.hadoop.hive.ql.plan
org.apache.hadoop.hive.ql.udf.generic	Standard toolkit and framework for generic User-defined functions.
org.apache.hadoop.hive.ql.udf.xml

Uses of GenericUDF in org.apache.hadoop.hive.ql.exec

Methods in org.apache.hadoop.hive.ql.exec that return GenericUDF

static GenericUDF	FunctionRegistry.cloneGenericUDF(GenericUDF genericUDF) Create a copy of an existing GenericUDF.
GenericUDF	FunctionInfo.getGenericUDF() Get a new GenericUDF object for the function.
static GenericUDF	FunctionRegistry.getGenericUDFForAnd() A shortcut to get the "and" GenericUDF.
static GenericUDF	FunctionRegistry.getGenericUDFForIndex() A shortcut to get the "index" GenericUDF.

Methods in org.apache.hadoop.hive.ql.exec with parameters of type GenericUDF

static GenericUDF	FunctionRegistry.cloneGenericUDF(GenericUDF genericUDF) Create a copy of an existing GenericUDF.
static boolean	FunctionRegistry.isDeterministic(GenericUDF genericUDF) Returns whether a GenericUDF is deterministic or not.
static boolean	FunctionRegistry.isStateful(GenericUDF genericUDF) Returns whether a GenericUDF is stateful or not.

Method parameters in org.apache.hadoop.hive.ql.exec with type arguments of type GenericUDF

static void	FunctionRegistry.registerGenericUDF(boolean isNative, String functionName, Class<? extends GenericUDF> genericUDFClass)
static void	FunctionRegistry.registerTemporaryGenericUDF(String functionName, Class<? extends GenericUDF> genericUDFClass)

Constructors in org.apache.hadoop.hive.ql.exec with parameters of type GenericUDF

FunctionInfo(boolean isNative, String displayName, GenericUDF genericUDF)

Uses of GenericUDF in org.apache.hadoop.hive.ql.optimizer.optiq.translator

Methods in org.apache.hadoop.hive.ql.optimizer.optiq.translator with parameters of type GenericUDF

static org.eigenbase.sql.SqlOperator

SqlFunctionConverter.getOptiqOperator(GenericUDF hiveUDF)

Uses of GenericUDF in org.apache.hadoop.hive.ql.plan

Methods in org.apache.hadoop.hive.ql.plan that return GenericUDF

GenericUDF

ExprNodeGenericFuncDesc.getGenericUDF()

Methods in org.apache.hadoop.hive.ql.plan with parameters of type GenericUDF

static ExprNodeGenericFuncDesc	ExprNodeGenericFuncDesc.newInstance(GenericUDF genericUDF, List<ExprNodeDesc> children)
static ExprNodeGenericFuncDesc	ExprNodeGenericFuncDesc.newInstance(GenericUDF genericUDF, String funcText, List<ExprNodeDesc> children) Create a ExprNodeGenericFuncDesc based on the genericUDFClass and the children parameters.
void	ExprNodeGenericFuncDesc.setGenericUDF(GenericUDF genericUDF)

Constructors in org.apache.hadoop.hive.ql.plan with parameters of type GenericUDF

ExprNodeGenericFuncDesc(ObjectInspector oi, GenericUDF genericUDF, List<ExprNodeDesc> children)

ExprNodeGenericFuncDesc(ObjectInspector oi, GenericUDF genericUDF, String funcText, List<ExprNodeDesc> children)

ExprNodeGenericFuncDesc(TypeInfo typeInfo, GenericUDF genericUDF, List<ExprNodeDesc> children)

ExprNodeGenericFuncDesc(TypeInfo typeInfo, GenericUDF genericUDF, String funcText, List<ExprNodeDesc> children)

Uses of GenericUDF in org.apache.hadoop.hive.ql.udf.generic

Subclasses of GenericUDF in org.apache.hadoop.hive.ql.udf.generic

class	AbstractGenericUDFEWAHBitmapBop An abstract class for a UDF that performs a binary operation between two EWAH-compressed bitmaps.
class	AbstractGenericUDFReflect common class for reflective UDFs
class	GenericUDFAbs GenericUDFAbs.
class	GenericUDFArray GenericUDFArray.
class	GenericUDFArrayContains GenericUDFArrayContains.
class	GenericUDFAssertTrue GenericUDFAssertTrue
class	GenericUDFBaseCompare GenericUDF Base Class for operations.
class	GenericUDFBaseNumeric GenericUDF Base Class for operations.
class	GenericUDFBasePad
class	GenericUDFBaseTrim
class	GenericUDFBaseUnary
class	GenericUDFBetween
class	GenericUDFBridge GenericUDFBridge encapsulates UDF to provide the same interface as GenericUDF.
class	GenericUDFCase GenericUDF Class for SQL construct "CASE a WHEN b THEN c [ELSE f] END".
class	GenericUDFCeil
class	GenericUDFCoalesce GenericUDF Class for SQL construct "COALESCE(a, b, c)".
class	GenericUDFConcat GenericUDFConcat.
class	GenericUDFConcatWS Generic UDF for string function CONCAT_WS(sep, [string | array(string)]+).
class	GenericUDFDate UDFDate.
class	GenericUDFDateAdd UDFDateAdd.
class	GenericUDFDateDiff UDFDateDiff.
class	GenericUDFDateSub UDFDateSub.
class	GenericUDFDecode
class	GenericUDFElt Generic UDF for string function ELT(N,str1,str2,str3,...).
class	GenericUDFEncode
class	GenericUDFEWAHBitmapAnd GenericEWAHUDFBitmapAnd.
class	GenericUDFEWAHBitmapEmpty
class	GenericUDFEWAHBitmapOr GenericUDFEWAHBitmapOr.
class	GenericUDFField GenericUDFField.
class	GenericUDFFloor
class	GenericUDFFloorCeilBase
class	GenericUDFFormatNumber Generic UDF for format_number function FORMAT_NUMBER(X, D).
class	GenericUDFFromUtcTimestamp
class	GenericUDFHash GenericUDF Class for computing hash values.
class	GenericUDFIf IF(expr1,expr2,expr3) If expr1 is TRUE (expr1 <> 0 and expr1 <> NULL) then IF() returns expr2; otherwise it returns expr3.
class	GenericUDFIn GenericUDFIn Example usage: SELECT key FROM src WHERE key IN ("238", "1"); From MySQL page on IN(): To comply with the SQL standard, IN returns NULL not only if the expression on the left hand side is NULL, but also if no match is found in the list and one of the expressions in the list is NULL.
class	GenericUDFIndex GenericUDFIndex.
class	GenericUDFInFile IN_FILE(str, filename) returns true if 'str' appears in the file specified by 'filename'.
class	GenericUDFInstr Generic UDF for string function INSTR(str,substr).
class	GenericUDFLag
class	GenericUDFLead
class	GenericUDFLeadLag
class	GenericUDFLocate Generic UDF for string function LOCATE(substr, str), LOCATE(substr, str, start).
class	GenericUDFLower UDFLower.
class	GenericUDFLpad UDFLpad.
class	GenericUDFLTrim UDFLTrim.
class	GenericUDFMacro GenericUDFMacro wraps a user-defined macro expression into a GenericUDF interface.
class	GenericUDFMap GenericUDFMap.
class	GenericUDFMapKeys GenericUDFMapKeys.
class	GenericUDFMapValues GenericUDFMapValues.
class	GenericUDFNamedStruct
class	GenericUDFNvl
class	GenericUDFOPAnd GenericUDF Class for computing and.
class	GenericUDFOPDivide Note that in SQL, the return type of divide is not necessarily the same as the parameters.
class	GenericUDFOPEqual GenericUDF Class for operation EQUAL.
class	GenericUDFOPEqualNS
class	GenericUDFOPEqualOrGreaterThan GenericUDF Class for operation EqualOrGreaterThan.
class	GenericUDFOPEqualOrLessThan GenericUDF Class for operation EqualOrLessThan.
class	GenericUDFOPGreaterThan GenericUDF Class for operation GreaterThan.
class	GenericUDFOPLessThan GenericUDF Class for operation LessThan.
class	GenericUDFOPMinus
class	GenericUDFOPMod
class	GenericUDFOPMultiply
class	GenericUDFOPNegative
class	GenericUDFOPNot GenericUDFOPNot.
class	GenericUDFOPNotEqual GenericUDF Class for operation Not EQUAL.
class	GenericUDFOPNotNull GenericUDFOPNotNull.
class	GenericUDFOPNull GenericUDFOPNull.
class	GenericUDFOPOr GenericUDF Class for computing or.
class	GenericUDFOPPlus The reason that we list evaluate methods with all numeric types is for both better performance and type checking (so we know int + int is still an int instead of a double); otherwise a single method that takes (Number a, Number b) and use a.doubleValue() == b.doubleValue() is enough.
class	GenericUDFOPPositive
class	GenericUDFPosMod class for computing positive modulo.
class	GenericUDFPower
class	GenericUDFPrintf Generic UDF for printf function printf(String format, Obj...
class	GenericUDFReflect A simple generic udf to call java static functions via reflection.
class	GenericUDFReflect2 A simple generic udf to call java functions via reflection.
class	GenericUDFRound Note: rounding function permits rounding off integer digits in decimal numbers, which essentially downgrades the scale to negative territory.
class	GenericUDFRpad UDFRpad.
class	GenericUDFRTrim UDFRTrim.
class	GenericUDFSentences GenericUDFSentences: splits a natural language chunk of text into sentences and words.
class	GenericUDFSize GenericUDFSize.
class	GenericUDFSortArray Generic UDF for array sort SORT_ARRAY(array(obj1, obj2, obj3...)).
class	GenericUDFSplit GenericUDFSplit.
class	GenericUDFStringToMap GenericUDFStringToMap.
class	GenericUDFStruct
class	GenericUDFTimestamp GenericUDFTimestamp Example usage: ...
class	GenericUDFToBinary
class	GenericUDFToChar
class	GenericUDFToDate GenericUDFToDate
class	GenericUDFToDecimal
class	GenericUDFToUnixTimeStamp deterministic version of UDFUnixTimeStamp.
class	GenericUDFToUtcTimestamp
class	GenericUDFToVarchar
class	GenericUDFTranslate TRANSLATE(string input, string from, string to) is an equivalent function to translate in PostGresSQL.
class	GenericUDFTrim UDFTrim.
class	GenericUDFUnion
class	GenericUDFUnixTimeStamp
class	GenericUDFUpper UDFUpper.
class	GenericUDFWhen GenericUDF Class for SQL construct "CASE WHEN a THEN b WHEN c THEN d [ELSE f] END".
class	UDFCurrentDB

Methods in org.apache.hadoop.hive.ql.udf.generic that return GenericUDF

GenericUDF	GenericUDF.flip() Some functions are affected by appearing order of arguments (comparisons, for example)
GenericUDF	GenericUDFOPEqualOrGreaterThan.flip()
GenericUDF	GenericUDFOPEqualOrLessThan.flip()
GenericUDF	GenericUDFOPGreaterThan.flip()
GenericUDF	GenericUDFOPLessThan.flip()

Uses of GenericUDF in org.apache.hadoop.hive.ql.udf.xml

Subclasses of GenericUDF in org.apache.hadoop.hive.ql.udf.xml

class

GenericUDFXPath