PREHOOK: query: EXPLAIN SELECT subq.key, tab.value FROM (select a.key, a.value from src a where a.key > 10 ) subq JOIN src tab ON (subq.key = tab.key and subq.key > 20 and subq.value = tab.value) where tab.value < 200 PREHOOK: type: QUERY POSTHOOK: query: EXPLAIN SELECT subq.key, tab.value FROM (select a.key, a.value from src a where a.key > 10 ) subq JOIN src tab ON (subq.key = tab.key and subq.key > 20 and subq.value = tab.value) where tab.value < 200 POSTHOOK: type: QUERY ABSTRACT SYNTAX TREE: (TOK_QUERY (TOK_FROM (TOK_JOIN (TOK_SUBQUERY (TOK_QUERY (TOK_FROM (TOK_TABREF (TOK_TABNAME src) a)) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR (. (TOK_TABLE_OR_COL a) key)) (TOK_SELEXPR (. (TOK_TABLE_OR_COL a) value))) (TOK_WHERE (> (. (TOK_TABLE_OR_COL a) key) 10)))) subq) (TOK_TABREF (TOK_TABNAME src) tab) (and (and (= (. (TOK_TABLE_OR_COL subq) key) (. (TOK_TABLE_OR_COL tab) key)) (> (. (TOK_TABLE_OR_COL subq) key) 20)) (= (. (TOK_TABLE_OR_COL subq) value) (. (TOK_TABLE_OR_COL tab) value))))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR (. (TOK_TABLE_OR_COL subq) key)) (TOK_SELEXPR (. (TOK_TABLE_OR_COL tab) value))) (TOK_WHERE (< (. (TOK_TABLE_OR_COL tab) value) 200)))) 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: subq:a TableScan alias: a Filter Operator predicate: expr: (((key > 10) and (key > 20)) and (value < 200)) type: boolean Select Operator expressions: expr: key type: string expr: value type: string outputColumnNames: _col0, _col1 Reduce Output Operator key expressions: expr: _col0 type: string expr: _col1 type: string sort order: ++ Map-reduce partition columns: expr: _col0 type: string expr: _col1 type: string tag: 0 value expressions: expr: _col0 type: string tab TableScan alias: tab Filter Operator predicate: expr: (value < 200) type: boolean Reduce Output Operator key expressions: expr: key type: string expr: value type: string sort order: ++ Map-reduce partition columns: expr: key type: string expr: value type: string tag: 1 value expressions: expr: value type: string Reduce Operator Tree: Join Operator condition map: Inner Join 0 to 1 condition expressions: 0 {VALUE._col0} 1 {VALUE._col1} handleSkewJoin: false outputColumnNames: _col0, _col3 Select Operator expressions: expr: _col0 type: string expr: _col3 type: string outputColumnNames: _col0, _col1 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