PREHOOK: query: CREATE TABLE T1(key STRING, val STRING) STORED AS TEXTFILE PREHOOK: type: CREATETABLE POSTHOOK: query: CREATE TABLE T1(key STRING, val STRING) STORED AS TEXTFILE POSTHOOK: type: CREATETABLE POSTHOOK: Output: default@T1 PREHOOK: query: CREATE TABLE T2(key STRING, val STRING) STORED AS TEXTFILE PREHOOK: type: CREATETABLE POSTHOOK: query: CREATE TABLE T2(key STRING, val STRING) STORED AS TEXTFILE POSTHOOK: type: CREATETABLE POSTHOOK: Output: default@T2 PREHOOK: query: CREATE TABLE T3(key STRING, val STRING) STORED AS TEXTFILE PREHOOK: type: CREATETABLE POSTHOOK: query: CREATE TABLE T3(key STRING, val STRING) STORED AS TEXTFILE POSTHOOK: type: CREATETABLE POSTHOOK: Output: default@T3 PREHOOK: query: CREATE TABLE T4(key STRING, val STRING) STORED AS TEXTFILE PREHOOK: type: CREATETABLE POSTHOOK: query: CREATE TABLE T4(key STRING, val STRING) STORED AS TEXTFILE POSTHOOK: type: CREATETABLE POSTHOOK: Output: default@T4 PREHOOK: query: LOAD DATA LOCAL INPATH '../data/files/T1.txt' INTO TABLE T1 PREHOOK: type: LOAD PREHOOK: Output: default@t1 POSTHOOK: query: LOAD DATA LOCAL INPATH '../data/files/T1.txt' INTO TABLE T1 POSTHOOK: type: LOAD POSTHOOK: Output: default@t1 PREHOOK: query: LOAD DATA LOCAL INPATH '../data/files/T2.txt' INTO TABLE T2 PREHOOK: type: LOAD PREHOOK: Output: default@t2 POSTHOOK: query: LOAD DATA LOCAL INPATH '../data/files/T2.txt' INTO TABLE T2 POSTHOOK: type: LOAD POSTHOOK: Output: default@t2 PREHOOK: query: LOAD DATA LOCAL INPATH '../data/files/T3.txt' INTO TABLE T3 PREHOOK: type: LOAD PREHOOK: Output: default@t3 POSTHOOK: query: LOAD DATA LOCAL INPATH '../data/files/T3.txt' INTO TABLE T3 POSTHOOK: type: LOAD POSTHOOK: Output: default@t3 PREHOOK: query: LOAD DATA LOCAL INPATH '../data/files/T1.txt' INTO TABLE T4 PREHOOK: type: LOAD PREHOOK: Output: default@t4 POSTHOOK: query: LOAD DATA LOCAL INPATH '../data/files/T1.txt' INTO TABLE T4 POSTHOOK: type: LOAD POSTHOOK: Output: default@t4 PREHOOK: query: EXPLAIN SELECT /*+ STREAMTABLE(a) */ * FROM T1 a JOIN T2 b ON a.key = b.key JOIN T3 c ON b.key = c.key JOIN T4 d ON c.key = d.key PREHOOK: type: QUERY POSTHOOK: query: EXPLAIN SELECT /*+ STREAMTABLE(a) */ * FROM T1 a JOIN T2 b ON a.key = b.key JOIN T3 c ON b.key = c.key JOIN T4 d ON c.key = d.key POSTHOOK: type: QUERY ABSTRACT SYNTAX TREE: (TOK_QUERY (TOK_FROM (TOK_JOIN (TOK_JOIN (TOK_JOIN (TOK_TABREF (TOK_TABNAME T1) a) (TOK_TABREF (TOK_TABNAME T2) b) (= (. (TOK_TABLE_OR_COL a) key) (. (TOK_TABLE_OR_COL b) key))) (TOK_TABREF (TOK_TABNAME T3) c) (= (. (TOK_TABLE_OR_COL b) key) (. (TOK_TABLE_OR_COL c) key))) (TOK_TABREF (TOK_TABNAME T4) d) (= (. (TOK_TABLE_OR_COL c) key) (. (TOK_TABLE_OR_COL d) key)))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_HINTLIST (TOK_HINT TOK_STREAMTABLE (TOK_HINTARGLIST a))) (TOK_SELEXPR TOK_ALLCOLREF)))) 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: a TableScan alias: a Reduce Output Operator key expressions: expr: key type: string sort order: + Map-reduce partition columns: expr: key type: string tag: 3 value expressions: expr: key type: string expr: val type: string b TableScan alias: b Reduce Output Operator key expressions: expr: key type: string sort order: + Map-reduce partition columns: expr: key type: string tag: 1 value expressions: expr: key type: string expr: val type: string c TableScan alias: c Reduce Output Operator key expressions: expr: key type: string sort order: + Map-reduce partition columns: expr: key type: string tag: 2 value expressions: expr: key type: string expr: val type: string d TableScan alias: d Reduce Output Operator key expressions: expr: key type: string sort order: + Map-reduce partition columns: expr: key type: string tag: 0 value expressions: expr: key type: string expr: val type: string Reduce Operator Tree: Join Operator condition map: Inner Join 0 to 1 Inner Join 1 to 2 Inner Join 2 to 3 condition expressions: 0 {VALUE._col0} {VALUE._col1} 1 {VALUE._col0} {VALUE._col1} 2 {VALUE._col0} {VALUE._col1} 3 {VALUE._col0} {VALUE._col1} handleSkewJoin: false outputColumnNames: _col0, _col1, _col4, _col5, _col8, _col9, _col12, _col13 Select Operator expressions: expr: _col0 type: string expr: _col1 type: string expr: _col4 type: string expr: _col5 type: string expr: _col8 type: string expr: _col9 type: string expr: _col12 type: string expr: _col13 type: string outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5, _col6, _col7 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 /*+ STREAMTABLE(a) */ * FROM T1 a JOIN T2 b ON a.key = b.key JOIN T3 c ON b.key = c.key JOIN T4 d ON c.key = d.key PREHOOK: type: QUERY PREHOOK: Input: default@t1 PREHOOK: Input: default@t2 PREHOOK: Input: default@t3 PREHOOK: Input: default@t4 PREHOOK: Output: file:/tmp/krishnak/hive_2011-03-21_03-57-57_479_7380069273780071429/-mr-10000 POSTHOOK: query: SELECT /*+ STREAMTABLE(a) */ * FROM T1 a JOIN T2 b ON a.key = b.key JOIN T3 c ON b.key = c.key JOIN T4 d ON c.key = d.key POSTHOOK: type: QUERY POSTHOOK: Input: default@t1 POSTHOOK: Input: default@t2 POSTHOOK: Input: default@t3 POSTHOOK: Input: default@t4 POSTHOOK: Output: file:/tmp/krishnak/hive_2011-03-21_03-57-57_479_7380069273780071429/-mr-10000 2 12 2 22 2 12 2 12 PREHOOK: query: EXPLAIN SELECT /*+ STREAMTABLE(a) */ * FROM T1 a JOIN T2 b ON a.key = b.key JOIN T3 c ON a.val = c.val JOIN T4 d ON a.key + 1 = d.key + 1 PREHOOK: type: QUERY POSTHOOK: query: EXPLAIN SELECT /*+ STREAMTABLE(a) */ * FROM T1 a JOIN T2 b ON a.key = b.key JOIN T3 c ON a.val = c.val JOIN T4 d ON a.key + 1 = d.key + 1 POSTHOOK: type: QUERY ABSTRACT SYNTAX TREE: (TOK_QUERY (TOK_FROM (TOK_JOIN (TOK_JOIN (TOK_JOIN (TOK_TABREF (TOK_TABNAME T1) a) (TOK_TABREF (TOK_TABNAME T2) b) (= (. (TOK_TABLE_OR_COL a) key) (. (TOK_TABLE_OR_COL b) key))) (TOK_TABREF (TOK_TABNAME T3) c) (= (. (TOK_TABLE_OR_COL a) val) (. (TOK_TABLE_OR_COL c) val))) (TOK_TABREF (TOK_TABNAME T4) d) (= (+ (. (TOK_TABLE_OR_COL a) key) 1) (+ (. (TOK_TABLE_OR_COL d) key) 1)))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_HINTLIST (TOK_HINT TOK_STREAMTABLE (TOK_HINTARGLIST a))) (TOK_SELEXPR TOK_ALLCOLREF)))) STAGE DEPENDENCIES: Stage-2 is a root stage Stage-3 depends on stages: Stage-2 Stage-1 depends on stages: Stage-3 Stage-0 is a root stage STAGE PLANS: Stage: Stage-2 Map Reduce Alias -> Map Operator Tree: a TableScan alias: a Reduce Output Operator key expressions: expr: key type: string sort order: + Map-reduce partition columns: expr: key type: string tag: 1 value expressions: expr: key type: string expr: val type: string b TableScan alias: b Reduce Output Operator key expressions: expr: key type: string sort order: + Map-reduce partition columns: expr: key type: string tag: 0 value expressions: expr: key type: string expr: val type: string Reduce Operator Tree: Join Operator condition map: Inner Join 0 to 1 condition expressions: 0 {VALUE._col0} {VALUE._col1} 1 {VALUE._col0} {VALUE._col1} handleSkewJoin: false outputColumnNames: _col0, _col1, _col4, _col5 File Output Operator compressed: false GlobalTableId: 0 table: input format: org.apache.hadoop.mapred.SequenceFileInputFormat output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat Stage: Stage-3 Map Reduce Alias -> Map Operator Tree: $INTNAME Reduce Output Operator key expressions: expr: _col1 type: string sort order: + Map-reduce partition columns: expr: _col1 type: string tag: 1 value expressions: expr: _col4 type: string expr: _col5 type: string expr: _col0 type: string expr: _col1 type: string c TableScan alias: c Reduce Output Operator key expressions: expr: val type: string sort order: + Map-reduce partition columns: expr: val type: string tag: 0 value expressions: expr: key type: string expr: val type: string Reduce Operator Tree: Join Operator condition map: Inner Join 0 to 1 condition expressions: 0 {VALUE._col0} {VALUE._col1} {VALUE._col4} {VALUE._col5} 1 {VALUE._col0} {VALUE._col1} handleSkewJoin: false outputColumnNames: _col0, _col1, _col4, _col5, _col8, _col9 File Output Operator compressed: false GlobalTableId: 0 table: input format: org.apache.hadoop.mapred.SequenceFileInputFormat output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat Stage: Stage-1 Map Reduce Alias -> Map Operator Tree: $INTNAME Reduce Output Operator key expressions: expr: (_col4 + 1) type: double sort order: + Map-reduce partition columns: expr: (_col4 + 1) type: double tag: 1 value expressions: expr: _col0 type: string expr: _col1 type: string expr: _col8 type: string expr: _col9 type: string expr: _col4 type: string expr: _col5 type: string d TableScan alias: d Reduce Output Operator key expressions: expr: (key + 1) type: double sort order: + Map-reduce partition columns: expr: (key + 1) type: double tag: 0 value expressions: expr: key type: string expr: val type: string Reduce Operator Tree: Join Operator condition map: Inner Join 0 to 1 condition expressions: 0 {VALUE._col0} {VALUE._col1} {VALUE._col4} {VALUE._col5} {VALUE._col8} {VALUE._col9} 1 {VALUE._col0} {VALUE._col1} handleSkewJoin: false outputColumnNames: _col0, _col1, _col4, _col5, _col8, _col9, _col12, _col13 Select Operator expressions: expr: _col8 type: string expr: _col9 type: string expr: _col0 type: string expr: _col1 type: string expr: _col4 type: string expr: _col5 type: string expr: _col12 type: string expr: _col13 type: string outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5, _col6, _col7 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 /*+ STREAMTABLE(a) */ * FROM T1 a JOIN T2 b ON a.key = b.key JOIN T3 c ON a.val = c.val JOIN T4 d ON a.key + 1 = d.key + 1 PREHOOK: type: QUERY PREHOOK: Input: default@t1 PREHOOK: Input: default@t2 PREHOOK: Input: default@t3 PREHOOK: Input: default@t4 PREHOOK: Output: file:/tmp/krishnak/hive_2011-03-21_03-58-01_228_6323457141035659832/-mr-10000 POSTHOOK: query: SELECT /*+ STREAMTABLE(a) */ * FROM T1 a JOIN T2 b ON a.key = b.key JOIN T3 c ON a.val = c.val JOIN T4 d ON a.key + 1 = d.key + 1 POSTHOOK: type: QUERY POSTHOOK: Input: default@t1 POSTHOOK: Input: default@t2 POSTHOOK: Input: default@t3 POSTHOOK: Input: default@t4 POSTHOOK: Output: file:/tmp/krishnak/hive_2011-03-21_03-58-01_228_6323457141035659832/-mr-10000 2 12 2 22 2 12 2 12