PREHOOK: query: DESCRIBE FUNCTION if PREHOOK: type: DESCFUNCTION POSTHOOK: query: DESCRIBE FUNCTION if POSTHOOK: type: DESCFUNCTION There is no documentation for function 'if' PREHOOK: query: DESCRIBE FUNCTION EXTENDED if PREHOOK: type: DESCFUNCTION POSTHOOK: query: DESCRIBE FUNCTION EXTENDED if POSTHOOK: type: DESCFUNCTION There is no documentation for function 'if' PREHOOK: query: EXPLAIN SELECT IF(TRUE, 1, 2) AS COL1, IF(FALSE, CAST(NULL AS STRING), CAST(1 AS STRING)) AS COL2, IF(1=1, IF(2=2, 1, 2), IF(3=3, 3, 4)) AS COL3, IF(2=2, 1, NULL) AS COL4, IF(2=2, NULL, 1) AS COL5, IF(IF(TRUE, NULL, FALSE), 1, 2) AS COL6 FROM src LIMIT 1 PREHOOK: type: QUERY POSTHOOK: query: EXPLAIN SELECT IF(TRUE, 1, 2) AS COL1, IF(FALSE, CAST(NULL AS STRING), CAST(1 AS STRING)) AS COL2, IF(1=1, IF(2=2, 1, 2), IF(3=3, 3, 4)) AS COL3, IF(2=2, 1, NULL) AS COL4, IF(2=2, NULL, 1) AS COL5, IF(IF(TRUE, NULL, FALSE), 1, 2) AS COL6 FROM src LIMIT 1 POSTHOOK: type: QUERY ABSTRACT SYNTAX TREE: (TOK_QUERY (TOK_FROM (TOK_TABREF (TOK_TABNAME src))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR (TOK_FUNCTION IF TRUE 1 2) COL1) (TOK_SELEXPR (TOK_FUNCTION IF FALSE (TOK_FUNCTION TOK_STRING TOK_NULL) (TOK_FUNCTION TOK_STRING 1)) COL2) (TOK_SELEXPR (TOK_FUNCTION IF (= 1 1) (TOK_FUNCTION IF (= 2 2) 1 2) (TOK_FUNCTION IF (= 3 3) 3 4)) COL3) (TOK_SELEXPR (TOK_FUNCTION IF (= 2 2) 1 TOK_NULL) COL4) (TOK_SELEXPR (TOK_FUNCTION IF (= 2 2) TOK_NULL 1) COL5) (TOK_SELEXPR (TOK_FUNCTION IF (TOK_FUNCTION IF TRUE TOK_NULL FALSE) 1 2) COL6)) (TOK_LIMIT 1))) STAGE DEPENDENCIES: Stage-1 is a root stage Stage-0 is a root stage STAGE PLANS: Stage: Stage-1 Map Reduce Alias -> Map Operator Tree: src TableScan alias: src Select Operator expressions: expr: if(true, 1, 2) type: int expr: if(false, UDFToString(null), UDFToString(1)) type: string expr: if((1 = 1), if((2 = 2), 1, 2), if((3 = 3), 3, 4)) type: int expr: if((2 = 2), 1, null) type: int expr: if((2 = 2), null, 1) type: int expr: if(if(true, null, false), 1, 2) type: int outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5 Limit File Output Operator compressed: false GlobalTableId: 0 table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat Stage: Stage-0 Fetch Operator limit: 1 PREHOOK: query: SELECT IF(TRUE, 1, 2) AS COL1, IF(FALSE, CAST(NULL AS STRING), CAST(1 AS STRING)) AS COL2, IF(1=1, IF(2=2, 1, 2), IF(3=3, 3, 4)) AS COL3, IF(2=2, 1, NULL) AS COL4, IF(2=2, NULL, 1) AS COL5, IF(IF(TRUE, NULL, FALSE), 1, 2) AS COL6 FROM src LIMIT 1 PREHOOK: type: QUERY PREHOOK: Input: default@src #### A masked pattern was here #### POSTHOOK: query: SELECT IF(TRUE, 1, 2) AS COL1, IF(FALSE, CAST(NULL AS STRING), CAST(1 AS STRING)) AS COL2, IF(1=1, IF(2=2, 1, 2), IF(3=3, 3, 4)) AS COL3, IF(2=2, 1, NULL) AS COL4, IF(2=2, NULL, 1) AS COL5, IF(IF(TRUE, NULL, FALSE), 1, 2) AS COL6 FROM src LIMIT 1 POSTHOOK: type: QUERY POSTHOOK: Input: default@src #### A masked pattern was here #### 1 1 1 1 NULL 2 PREHOOK: query: -- Type conversions EXPLAIN SELECT IF(TRUE, CAST(128 AS SMALLINT), CAST(1 AS TINYINT)) AS COL1, IF(FALSE, 1, 1.1) AS COL2, IF(FALSE, 1, 'ABC') AS COL3, IF(FALSE, 'ABC', 12.3) AS COL4 FROM src LIMIT 1 PREHOOK: type: QUERY POSTHOOK: query: -- Type conversions EXPLAIN SELECT IF(TRUE, CAST(128 AS SMALLINT), CAST(1 AS TINYINT)) AS COL1, IF(FALSE, 1, 1.1) AS COL2, IF(FALSE, 1, 'ABC') AS COL3, IF(FALSE, 'ABC', 12.3) AS COL4 FROM src LIMIT 1 POSTHOOK: type: QUERY ABSTRACT SYNTAX TREE: (TOK_QUERY (TOK_FROM (TOK_TABREF (TOK_TABNAME src))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR (TOK_FUNCTION IF TRUE (TOK_FUNCTION TOK_SMALLINT 128) (TOK_FUNCTION TOK_TINYINT 1)) COL1) (TOK_SELEXPR (TOK_FUNCTION IF FALSE 1 1.1) COL2) (TOK_SELEXPR (TOK_FUNCTION IF FALSE 1 'ABC') COL3) (TOK_SELEXPR (TOK_FUNCTION IF FALSE 'ABC' 12.3) COL4)) (TOK_LIMIT 1))) STAGE DEPENDENCIES: Stage-1 is a root stage Stage-0 is a root stage STAGE PLANS: Stage: Stage-1 Map Reduce Alias -> Map Operator Tree: src TableScan alias: src Select Operator expressions: expr: if(true, UDFToShort(128), UDFToByte(1)) type: smallint expr: if(false, 1, 1.1) type: double expr: if(false, 1, 'ABC') type: string expr: if(false, 'ABC', 12.3) type: string outputColumnNames: _col0, _col1, _col2, _col3 Limit File Output Operator compressed: false GlobalTableId: 0 table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat Stage: Stage-0 Fetch Operator limit: 1 PREHOOK: query: SELECT IF(TRUE, CAST(128 AS SMALLINT), CAST(1 AS TINYINT)) AS COL1, IF(FALSE, 1, 1.1) AS COL2, IF(FALSE, 1, 'ABC') AS COL3, IF(FALSE, 'ABC', 12.3) AS COL4 FROM src LIMIT 1 PREHOOK: type: QUERY PREHOOK: Input: default@src #### A masked pattern was here #### POSTHOOK: query: SELECT IF(TRUE, CAST(128 AS SMALLINT), CAST(1 AS TINYINT)) AS COL1, IF(FALSE, 1, 1.1) AS COL2, IF(FALSE, 1, 'ABC') AS COL3, IF(FALSE, 'ABC', 12.3) AS COL4 FROM src LIMIT 1 POSTHOOK: type: QUERY POSTHOOK: Input: default@src #### A masked pattern was here #### 128 1.1 ABC 12.3