Saving all output to "!!{outputDirectory}!!/nullgroup.q.raw". Enter "record" with no arguments to stop it. >>> !run !!{qFileDirectory}!!/nullgroup.q >>> set hive.map.aggr=true; No rows affected >>> set hive.groupby.skewindata=true; No rows affected >>> >>> explain select count(1) from src x where x.key > 9999; 'Explain' 'ABSTRACT SYNTAX TREE:' ' (TOK_QUERY (TOK_FROM (TOK_TABREF (TOK_TABNAME src) x)) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR (TOK_FUNCTION count 1))) (TOK_WHERE (> (. (TOK_TABLE_OR_COL x) key) 9999))))' '' '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:' ' x ' ' TableScan' ' alias: x' ' Filter Operator' ' predicate:' ' expr: (key > 9999.0)' ' type: boolean' ' Select Operator' ' Group By Operator' ' aggregations:' ' expr: count(1)' ' bucketGroup: false' ' mode: hash' ' outputColumnNames: _col0' ' Reduce Output Operator' ' sort order: ' ' tag: -1' ' value expressions:' ' expr: _col0' ' type: bigint' ' Reduce Operator Tree:' ' Group By Operator' ' aggregations:' ' expr: count(VALUE._col0)' ' bucketGroup: false' ' mode: final' ' outputColumnNames: _col0' ' Select Operator' ' expressions:' ' expr: _col0' ' type: bigint' ' outputColumnNames: _col0' ' 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' '' '' 55 rows selected >>> >>> select count(1) from src x where x.key > 9999; '_c0' '0' 1 row selected >>> >>> set hive.map.aggr=true; No rows affected >>> set hive.groupby.skewindata=false; No rows affected >>> >>> explain select count(1) from src x where x.key > 9999; 'Explain' 'ABSTRACT SYNTAX TREE:' ' (TOK_QUERY (TOK_FROM (TOK_TABREF (TOK_TABNAME src) x)) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR (TOK_FUNCTION count 1))) (TOK_WHERE (> (. (TOK_TABLE_OR_COL x) key) 9999))))' '' '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:' ' x ' ' TableScan' ' alias: x' ' Filter Operator' ' predicate:' ' expr: (key > 9999.0)' ' type: boolean' ' Select Operator' ' Group By Operator' ' aggregations:' ' expr: count(1)' ' bucketGroup: false' ' mode: hash' ' outputColumnNames: _col0' ' Reduce Output Operator' ' sort order: ' ' tag: -1' ' value expressions:' ' expr: _col0' ' type: bigint' ' Reduce Operator Tree:' ' Group By Operator' ' aggregations:' ' expr: count(VALUE._col0)' ' bucketGroup: false' ' mode: mergepartial' ' outputColumnNames: _col0' ' Select Operator' ' expressions:' ' expr: _col0' ' type: bigint' ' outputColumnNames: _col0' ' 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' '' '' 55 rows selected >>> >>> select count(1) from src x where x.key > 9999; '_c0' '0' 1 row selected >>> >>> set hive.map.aggr=false; No rows affected >>> set hive.groupby.skewindata=true; No rows affected >>> >>> explain select count(1) from src x where x.key > 9999; 'Explain' 'ABSTRACT SYNTAX TREE:' ' (TOK_QUERY (TOK_FROM (TOK_TABREF (TOK_TABNAME src) x)) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR (TOK_FUNCTION count 1))) (TOK_WHERE (> (. (TOK_TABLE_OR_COL x) key) 9999))))' '' 'STAGE DEPENDENCIES:' ' Stage-1 is a root stage' ' Stage-2 depends on stages: Stage-1' ' Stage-0 is a root stage' '' 'STAGE PLANS:' ' Stage: Stage-1' ' Map Reduce' ' Alias -> Map Operator Tree:' ' x ' ' TableScan' ' alias: x' ' Filter Operator' ' predicate:' ' expr: (key > 9999.0)' ' type: boolean' ' Select Operator' ' Reduce Output Operator' ' sort order: ' ' Map-reduce partition columns:' ' expr: rand()' ' type: double' ' tag: -1' ' value expressions:' ' expr: 1' ' type: int' ' Reduce Operator Tree:' ' Group By Operator' ' aggregations:' ' expr: count(VALUE._col0)' ' bucketGroup: false' ' mode: partial1' ' outputColumnNames: _col0' ' 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-2' ' Map Reduce' ' Alias -> Map Operator Tree:' ' file:!!{hive.exec.scratchdir}!! ' ' Reduce Output Operator' ' sort order: ' ' tag: -1' ' value expressions:' ' expr: _col0' ' type: bigint' ' Reduce Operator Tree:' ' Group By Operator' ' aggregations:' ' expr: count(VALUE._col0)' ' bucketGroup: false' ' mode: final' ' outputColumnNames: _col0' ' Select Operator' ' expressions:' ' expr: _col0' ' type: bigint' ' outputColumnNames: _col0' ' 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' '' '' 77 rows selected >>> >>> select count(1) from src x where x.key > 9999; '_c0' '0' 1 row selected >>> >>> set hive.map.aggr=false; No rows affected >>> set hive.groupby.skewindata=false; No rows affected >>> >>> explain select count(1) from src x where x.key > 9999; 'Explain' 'ABSTRACT SYNTAX TREE:' ' (TOK_QUERY (TOK_FROM (TOK_TABREF (TOK_TABNAME src) x)) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_SELEXPR (TOK_FUNCTION count 1))) (TOK_WHERE (> (. (TOK_TABLE_OR_COL x) key) 9999))))' '' '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:' ' x ' ' TableScan' ' alias: x' ' Filter Operator' ' predicate:' ' expr: (key > 9999.0)' ' type: boolean' ' Select Operator' ' Reduce Output Operator' ' sort order: ' ' tag: -1' ' value expressions:' ' expr: 1' ' type: int' ' Reduce Operator Tree:' ' Group By Operator' ' aggregations:' ' expr: count(VALUE._col0)' ' bucketGroup: false' ' mode: complete' ' outputColumnNames: _col0' ' Select Operator' ' expressions:' ' expr: _col0' ' type: bigint' ' outputColumnNames: _col0' ' 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' '' '' 49 rows selected >>> >>> select count(1) from src x where x.key > 9999; '_c0' '0' 1 row selected >>> !record