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ef452e19bf
- Make the range-et-al optimizer produce E(#table records after table condition is applied), - Make the join optimizer use this value, - Add "filtered" column to EXPLAIN EXTENDED to show fraction of records left after table condition is applied - Adjust test results, add comments mysql-test/r/archive_gis.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/auto_increment.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/bdb_gis.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/bench_count_distinct.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/binlog_stm_blackhole.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/case.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/cast.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/compress.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/ctype_collate.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/ctype_cp1250_ch.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/date_formats.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/distinct.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/fulltext.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/func_compress.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/func_crypt.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/func_default.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/func_encrypt.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/func_gconcat.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/func_group.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/func_if.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/func_in.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/func_like.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/func_math.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/func_op.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/func_regexp.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/func_set.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/func_str.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/func_system.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/func_test.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/func_time.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/gis.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/group_by.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/group_min_max.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/having.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/heap.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/heap_hash.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/index_merge.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/index_merge_innodb.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/index_merge_ror.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/innodb_gis.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/insert_update.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/join.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/join_nested.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/key_diff.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/myisam.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/ndb_gis.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/negation_elimination.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/null.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/olap.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/partition_pruning.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/query_cache.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/row.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/rpl_get_lock.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/rpl_master_pos_wait.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/select.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/ssl.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/ssl_compress.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/subselect.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/type_blob.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/union.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/varbinary.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/variables.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/r/view.result: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/t/ctype_cp1250_ch.test: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/t/func_like.test: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/t/group_min_max.test: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/t/index_merge_ror.test: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/t/index_merge_ror_cpk.test: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/t/join.test: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column mysql-test/t/partition_pruning.test: BUG#14940: Adjust the test results: EXPLAIN EXTENDED now has extra "filtered" column sql/opt_range.cc: BUG#14940: Make range/index_merge/group-min-max optimizer produce TABLE::quick_condition_rows - estimate of #records that will match the table condition. sql/sql_class.cc: BUG#14940: Add "filtered" column to output of EXPLAIN EXTENDED sql/sql_select.cc: BUG#14940: - Make the join optimizer to use TABLE::quick_condition_rows= = E(#table records after filtering with table condition) - Add "filtered" column to output of EXPLAIN EXTENDED sql/sql_select.h: BUG#14940: Added comments sql/table.h: BUG#14940: Added comments
183 lines
5.5 KiB
Text
183 lines
5.5 KiB
Text
drop table if exists t1;
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select (1,2,3) IN ((3,2,3), (1,2,3), (1,3,3));
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(1,2,3) IN ((3,2,3), (1,2,3), (1,3,3))
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1
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select row(10,2,3) IN (row(3,2,3), row(1,2,3), row(1,3,3));
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row(10,2,3) IN (row(3,2,3), row(1,2,3), row(1,3,3))
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0
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select row(1,2,3) IN (row(3,NULL,3), row(1,2,3), row(1,3,3));
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row(1,2,3) IN (row(3,NULL,3), row(1,2,3), row(1,3,3))
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1
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select row(10,2,3) IN (row(3,NULL,3), row(1,2,3), row(1,3,3));
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row(10,2,3) IN (row(3,NULL,3), row(1,2,3), row(1,3,3))
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0
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select row('a',1.5,3) IN (row(1,2,3), row('a',1.5,3), row('a','a','a'));
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row('a',1.5,3) IN (row(1,2,3), row('a',1.5,3), row('a','a','a'))
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1
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Warnings:
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Warning 1292 Truncated incorrect DECIMAL value: 'a'
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Warning 1292 Truncated incorrect INTEGER value: 'a'
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select row('a',0,3) IN (row(3,2,3), row('a','a','3'), row(1,3,3));
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row('a',0,3) IN (row(3,2,3), row('a','a','3'), row(1,3,3))
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1
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Warnings:
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Warning 1292 Truncated incorrect INTEGER value: 'a'
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select row('a',0,3) IN (row(3,2,3), row('a','0','3'), row(1,3,3));
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row('a',0,3) IN (row(3,2,3), row('a','0','3'), row(1,3,3))
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1
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select row('a',1.5,3) IN (row(3,NULL,3), row('a',1.5,3), row(1,3,3));
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row('a',1.5,3) IN (row(3,NULL,3), row('a',1.5,3), row(1,3,3))
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1
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select row('b',1.5,3) IN (row(3,NULL,3), row('a',1.5,3), row(1,3,3));
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row('b',1.5,3) IN (row(3,NULL,3), row('a',1.5,3), row(1,3,3))
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0
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select row('b',1.5,3) IN (row('b',NULL,3), row('a',1.5,3), row(1,3,3));
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row('b',1.5,3) IN (row('b',NULL,3), row('a',1.5,3), row(1,3,3))
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NULL
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select row('b',1.5,3) IN (row('b',NULL,4), row('a',1.5,3), row(1,3,3));
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row('b',1.5,3) IN (row('b',NULL,4), row('a',1.5,3), row(1,3,3))
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0
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select (1,2,(3,4)) IN ((3,2,(3,4)), (1,2,(3,4)));
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(1,2,(3,4)) IN ((3,2,(3,4)), (1,2,(3,4)))
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1
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select row(1,2,row(3,4)) IN (row(3,2,row(3,4)), row(1,2,4));
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ERROR 21000: Operand should contain 2 column(s)
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select row(1,2,row(3,4)) IN (row(3,2,row(3,4)), row(1,2,row(3,NULL)));
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row(1,2,row(3,4)) IN (row(3,2,row(3,4)), row(1,2,row(3,NULL)))
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NULL
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explain extended select row(1,2,row(3,4)) IN (row(3,2,row(3,4)), row(1,2,row(3,NULL)));
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
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Warnings:
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Note 1003 select ((1,2,(3,4)) in ((3,2,(3,4)),(1,2,(3,NULL)))) AS `row(1,2,row(3,4)) IN (row(3,2,row(3,4)), row(1,2,row(3,NULL)))`
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SELECT (1,2,3)=(0,NULL,3);
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(1,2,3)=(0,NULL,3)
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0
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SELECT (1,2,3)=(1,NULL,3);
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(1,2,3)=(1,NULL,3)
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NULL
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SELECT (1,2,3)=(1,NULL,0);
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(1,2,3)=(1,NULL,0)
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0
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SELECT ROW(1,2,3)=ROW(1,2,3);
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ROW(1,2,3)=ROW(1,2,3)
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1
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SELECT ROW(2,2,3)=ROW(1+1,2,3);
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ROW(2,2,3)=ROW(1+1,2,3)
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1
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SELECT ROW(1,2,3)=ROW(1+1,2,3);
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ROW(1,2,3)=ROW(1+1,2,3)
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0
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SELECT ROW(1,2,3)<ROW(1+1,2,3);
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ROW(1,2,3)<ROW(1+1,2,3)
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1
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SELECT ROW(1,2,3)>ROW(1+1,2,3);
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ROW(1,2,3)>ROW(1+1,2,3)
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0
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SELECT ROW(1,2,3)<=ROW(1+1,2,3);
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ROW(1,2,3)<=ROW(1+1,2,3)
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1
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SELECT ROW(1,2,3)>=ROW(1+1,2,3);
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ROW(1,2,3)>=ROW(1+1,2,3)
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0
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SELECT ROW(1,2,3)<>ROW(1+1,2,3);
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ROW(1,2,3)<>ROW(1+1,2,3)
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1
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SELECT ROW(NULL,2,3)=ROW(NULL,2,3);
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ROW(NULL,2,3)=ROW(NULL,2,3)
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NULL
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SELECT ROW(NULL,2,3)<=>ROW(NULL,2,3);
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ROW(NULL,2,3)<=>ROW(NULL,2,3)
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1
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SELECT ROW(1,2,ROW(3,4,5))=ROW(1,2,ROW(3,4,5));
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ROW(1,2,ROW(3,4,5))=ROW(1,2,ROW(3,4,5))
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1
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SELECT ROW('test',2,3.33)=ROW('test',2,3.33);
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ROW('test',2,3.33)=ROW('test',2,3.33)
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1
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SELECT ROW('test',2,3.33)=ROW('test',2,3.33,4);
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ERROR 21000: Operand should contain 3 column(s)
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SELECT ROW('test',2,ROW(3,33))=ROW('test',2,ROW(3,33));
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ROW('test',2,ROW(3,33))=ROW('test',2,ROW(3,33))
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1
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SELECT ROW('test',2,ROW(3,33))=ROW('test',2,ROW(3,3));
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ROW('test',2,ROW(3,33))=ROW('test',2,ROW(3,3))
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0
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SELECT ROW('test',2,ROW(3,33))=ROW('test',2,ROW(3,NULL));
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ROW('test',2,ROW(3,33))=ROW('test',2,ROW(3,NULL))
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NULL
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SELECT ROW('test',2,ROW(3,33))=ROW('test',2,4);
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ERROR 21000: Operand should contain 2 column(s)
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create table t1 ( a int, b int, c int);
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insert into t1 values (1,2,3), (2,3,1), (3,2,1), (1,2,NULL);
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select * from t1 where ROW(1,2,3)=ROW(a,b,c);
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a b c
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1 2 3
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select * from t1 where ROW(0,2,3)=ROW(a,b,c);
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a b c
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select * from t1 where ROW(1,2,3)<ROW(a,b,c);
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a b c
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2 3 1
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3 2 1
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select ROW(a,2,3) IN(row(1,b,c), row(2,3,1)) from t1;
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ROW(a,2,3) IN(row(1,b,c), row(2,3,1))
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1
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0
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0
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NULL
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select ROW(c,2,3) IN(row(1,b,a), row(2,3,1)) from t1;
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ROW(c,2,3) IN(row(1,b,a), row(2,3,1))
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0
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0
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1
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NULL
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select ROW(a,b,c) IN(row(1,2,3), row(3,2,1)) from t1;
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ROW(a,b,c) IN(row(1,2,3), row(3,2,1))
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1
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0
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1
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NULL
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select ROW(1,2,3) IN(row(a,b,c), row(1,2,3)) from t1;
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ROW(1,2,3) IN(row(a,b,c), row(1,2,3))
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1
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1
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1
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1
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drop table t1;
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select ROW(1,1);
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ERROR 21000: Operand should contain 1 column(s)
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create table t1 (i int);
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select 1 from t1 where ROW(1,1);
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ERROR 21000: Operand should contain 1 column(s)
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select count(*) from t1 order by ROW(1,1);
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ERROR 21000: Operand should contain 1 column(s)
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select count(*) from t1 having (1,1) order by i;
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ERROR 21000: Operand should contain 1 column(s)
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drop table t1;
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create table t1 (a int, b int);
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insert into t1 values (1, 4);
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insert into t1 values (10, 40);
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insert into t1 values (1, 4);
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insert into t1 values (10, 43);
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insert into t1 values (1, 4);
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insert into t1 values (10, 41);
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insert into t1 values (1, 4);
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insert into t1 values (10, 43);
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insert into t1 values (1, 4);
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select a, MAX(b), (1, MAX(b)) = (1, 4) from t1 group by a;
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a MAX(b) (1, MAX(b)) = (1, 4)
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1 4 1
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10 43 0
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drop table t1;
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SELECT ROW(2,10) <=> ROW(3,4);
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ROW(2,10) <=> ROW(3,4)
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0
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SELECT ROW(NULL,10) <=> ROW(3,NULL);
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ROW(NULL,10) <=> ROW(3,NULL)
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0
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SELECT ROW(1,1,1) = ROW(1,1,1) as `1`, ROW(1,1,1) = ROW(1,2,1) as `0`, ROW(1,NULL,1) = ROW(2,2,1) as `0`, ROW(1,NULL,1) = ROW(1,2,2) as `0`, ROW(1,NULL,1) = ROW(1,2,1) as `null` ;
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1 0 0 0 null
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1 0 0 0 NULL
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select row(NULL,1)=(2,0);
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row(NULL,1)=(2,0)
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0
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