diff options
Diffstat (limited to 'mysql-test/main/selectivity_notembedded.result')
| -rw-r--r-- | mysql-test/main/selectivity_notembedded.result | 131 |
1 files changed, 129 insertions, 2 deletions
diff --git a/mysql-test/main/selectivity_notembedded.result b/mysql-test/main/selectivity_notembedded.result index d2e90a19..ac8922a2 100644 --- a/mysql-test/main/selectivity_notembedded.result +++ b/mysql-test/main/selectivity_notembedded.result @@ -83,13 +83,140 @@ sel ] set optimizer_trace=@tmp; drop table t0,t1,t10; -set optimizer_use_condition_selectivity= @save_optimizer_use_condition_selectivity; set histogram_size=@save_histogram_size; -set use_stat_tables= @save_use_stat_tables; # # End of 10.4 tests # # +# MDEV-33314: Crash inside calculate_cond_selectivity_for_table() with many columns +# +set optimizer_use_condition_selectivity= 4; +set use_stat_tables= preferably; +# +# create table t1 (col0 int, col1 int, col2 int, ...); +# +$create_tbl; +# +# insert into t1 select seq, ... seq from seq_1_to_10; +# +$insert_cmd; +analyze table t1 persistent for all; +Table Op Msg_type Msg_text +test.t1 analyze status Engine-independent statistics collected +test.t1 analyze status OK +set @trace_tmp=@@optimizer_trace; +set optimizer_trace=1; +# +# Basic testcase: don't crash for many-column selectivity +# explain extended select * from t1 where col0>1 and col1>1 and col2>1 and ... +# +$query_tbl; +EXPLAIN +{ + "query_block": { + "select_id": 1, + "nested_loop": [ + { + "table": { + "table_name": "t1", + "access_type": "ALL", + "rows": 100, + "filtered": 53.32928848, + "attached_condition": "t1.col0 > 1 and t1.col1 > 1 and t1.col2 > 1 and t1.col3 > 1 and t1.col4 > 1 and t1.col5 > 1 and t1.col6 > 1 and t1.col7 > 1 and t1.col8 > 1 and t1.col9 > 1 and t1.col10 > 1 and t1.col11 > 1 and t1.col12 > 1 and t1.col13 > 1 and t1.col14 > 1 and t1.col15 > 1 and t1.col16 > 1 and t1.col17 > 1 and t1.col18 > 1 and t1.col19 > 1 and t1.col20 > 1 and t1.col21 > 1 and t1.col22 > 1 and t1.col23 > 1 and t1.col24 > 1 and t1.col25 > 1 and t1.col26 > 1 and t1.col27 > 1 and t1.col28 > 1 and t1.col29 > 1 and t1.col30 > 1 and t1.col31 > 1 and t1.col32 > 1 and t1.col33 > 1 and t1.col34 > 1 and t1.col35 > 1 and t1.col36 > 1 and t1.col37 > 1 and t1.col38 > 1 and t1.col39 > 1 and t1.col40 > 1 and t1.col41 > 1 and t1.col42 > 1 and t1.col43 > 1 and t1.col44 > 1 and t1.col45 > 1 and t1.col46 > 1 and t1.col47 > 1 and t1.col48 > 1 and t1.col49 > 1 and t1.col50 > 1 and t1.col51 > 1 and t1.col52 > 1 and t1.col53 > 1 and t1.col54 > 1 and t1.col55 > 1 and t1.col56 > 1 and t1.col57 > 1 and t1.col58 > 1 and t1.col59 > 1 and t1.col60 > 1 and t1.col61 > 1 and t1.col62 > 1 and t1.col63 > 1 and t1.col64 > 1 and t1.col65 > 1 and t1.col66 > 1 and t1.col67 > 1 and t1.col68 > 1 and t1.col69 > 1 and t1.col70 > 1 and t1.col71 > 1 and t1.col72 > 1 and t1.col73 > 1 and t1.col74 > 1 and t1.col75 > 1 and t1.col76 > 1 and t1.col77 > 1 and t1.col78 > 1 and t1.col79 > 1 and t1.col80 > 1 and t1.col81 > 1 and t1.col82 > 1 and t1.col83 > 1 and t1.col84 > 1 and t1.col85 > 1 and t1.col86 > 1 and t1.col87 > 1 and t1.col88 > 1 and t1.col89 > 1 and t1.col90 > 1 and t1.col91 > 1 and t1.col92 > 1 and t1.col93 > 1 and t1.col94 > 1 and t1.col95 > 1 and t1.col96 > 1 and t1.col97 > 1 and t1.col98 > 1 and t1.col99 > 1 and t1.col100 > 1 and t1.col101 > 1 and t1.col102 > 1 and t1.col103 > 1 and t1.col104 > 1 and t1.col105 > 1 and t1.col106 > 1 and t1.col107 > 1 and t1.col108 > 1 and t1.col109 > 1 and t1.col110 > 1 and t1.col111 > 1 and t1.col112 > 1 and t1.col113 > 1 and t1.col114 > 1 and t1.col115 > 1 and t1.col116 > 1 and t1.col117 > 1 and t1.col118 > 1 and t1.col119 > 1 and t1.col120 > 1 and t1.col121 > 1 and t1.col122 > 1 and t1.col123 > 1 and t1.col124 > 1 and t1.col125 > 1 and t1.col126 > 1 and t1.col127 > 1 and t1.col128 > 1 and t1.col129 > 1 and t1.col130 > 1 and t1.col131 > 1 and t1.col132 > 1 and t1.col133 > 1 and t1.col134 > 1 and t1.col135 > 1 and t1.col136 > 1 and t1.col137 > 1 and t1.col138 > 1 and t1.col139 > 1 and t1.col140 > 1 and t1.col141 > 1 and t1.col142 > 1 and t1.col143 > 1 and t1.col144 > 1 and t1.col145 > 1 and t1.col146 > 1 and t1.col147 > 1 and t1.col148 > 1 and t1.col149 > 1 and t1.col150 > 1 and t1.col151 > 1 and t1.col152 > 1 and t1.col153 > 1 and t1.col154 > 1 and t1.col155 > 1 and t1.col156 > 1 and t1.col157 > 1 and t1.col158 > 1 and t1.col159 > 1" + } + } + ] + } +} +select +json_detailed(json_extract(trace,'$**.selectivity_for_columns[0]')) as JS +from +information_schema.optimizer_trace; +JS +[ + { + "column_name": "col0", + "ranges": + ["1 < col0"], + "selectivity_from_histogram": 0.996078431 + } +] +$query_tbl; +EXPLAIN +{ + "query_block": { + "select_id": 1, + "nested_loop": [ + { + "table": { + "table_name": "t1", + "access_type": "ALL", + "rows": 100, + "filtered": 53.32928848, + "attached_condition": "t1.col0 > 1 and t1.col1 > 1 and t1.col2 > 1 and t1.col3 > 1 and t1.col4 > 1 and t1.col5 > 1 and t1.col6 > 1 and t1.col7 > 1 and t1.col8 > 1 and t1.col9 > 1 and t1.col10 > 1 and t1.col11 > 1 and t1.col12 > 1 and t1.col13 > 1 and t1.col14 > 1 and t1.col15 > 1 and t1.col16 > 1 and t1.col17 > 1 and t1.col18 > 1 and t1.col19 > 1 and t1.col20 > 1 and t1.col21 > 1 and t1.col22 > 1 and t1.col23 > 1 and t1.col24 > 1 and t1.col25 > 1 and t1.col26 > 1 and t1.col27 > 1 and t1.col28 > 1 and t1.col29 > 1 and t1.col30 > 1 and t1.col31 > 1 and t1.col32 > 1 and t1.col33 > 1 and t1.col34 > 1 and t1.col35 > 1 and t1.col36 > 1 and t1.col37 > 1 and t1.col38 > 1 and t1.col39 > 1 and t1.col40 > 1 and t1.col41 > 1 and t1.col42 > 1 and t1.col43 > 1 and t1.col44 > 1 and t1.col45 > 1 and t1.col46 > 1 and t1.col47 > 1 and t1.col48 > 1 and t1.col49 > 1 and t1.col50 > 1 and t1.col51 > 1 and t1.col52 > 1 and t1.col53 > 1 and t1.col54 > 1 and t1.col55 > 1 and t1.col56 > 1 and t1.col57 > 1 and t1.col58 > 1 and t1.col59 > 1 and t1.col60 > 1 and t1.col61 > 1 and t1.col62 > 1 and t1.col63 > 1 and t1.col64 > 1 and t1.col65 > 1 and t1.col66 > 1 and t1.col67 > 1 and t1.col68 > 1 and t1.col69 > 1 and t1.col70 > 1 and t1.col71 > 1 and t1.col72 > 1 and t1.col73 > 1 and t1.col74 > 1 and t1.col75 > 1 and t1.col76 > 1 and t1.col77 > 1 and t1.col78 > 1 and t1.col79 > 1 and t1.col80 > 1 and t1.col81 > 1 and t1.col82 > 1 and t1.col83 > 1 and t1.col84 > 1 and t1.col85 > 1 and t1.col86 > 1 and t1.col87 > 1 and t1.col88 > 1 and t1.col89 > 1 and t1.col90 > 1 and t1.col91 > 1 and t1.col92 > 1 and t1.col93 > 1 and t1.col94 > 1 and t1.col95 > 1 and t1.col96 > 1 and t1.col97 > 1 and t1.col98 > 1 and t1.col99 > 1 and t1.col100 > 1 and t1.col101 > 1 and t1.col102 > 1 and t1.col103 > 1 and t1.col104 > 1 and t1.col105 > 1 and t1.col106 > 1 and t1.col107 > 1 and t1.col108 > 1 and t1.col109 > 1 and t1.col110 > 1 and t1.col111 > 1 and t1.col112 > 1 and t1.col113 > 1 and t1.col114 > 1 and t1.col115 > 1 and t1.col116 > 1 and t1.col117 > 1 and t1.col118 > 1 and t1.col119 > 1 and t1.col120 > 1 and t1.col121 > 1 and t1.col122 > 1 and t1.col123 > 1 and t1.col124 > 1 and t1.col125 > 1 and t1.col126 > 1 and t1.col127 > 1 and t1.col128 > 1 and t1.col129 > 1 and t1.col130 > 1 and t1.col131 > 1 and t1.col132 > 1 and t1.col133 > 1 and t1.col134 > 1 and t1.col135 > 1 and t1.col136 > 1 and t1.col137 > 1 and t1.col138 > 1 and t1.col139 > 1 and t1.col140 > 1 and t1.col141 > 1 and t1.col142 > 1 and t1.col143 > 1 and t1.col144 > 1 and t1.col145 > 1 and t1.col146 > 1 and t1.col147 > 1 and t1.col148 > 1 and t1.col149 > 1 and t1.col150 > 1 and t1.col151 > 1 and t1.col152 > 1 and t1.col153 > 1 and t1.col154 > 1 and t1.col155 > 1 and t1.col156 > 1 and t1.col157 > 1 and t1.col158 > 1 and t1.col159 > 1" + } + } + ] + } +} +select +json_detailed(json_extract(trace,'$**.selectivity_for_columns[159]')) as JS +from +information_schema.optimizer_trace; +JS +[ + { + "column_name": "col159", + "ranges": + ["1 < col159"], + "selectivity_from_histogram": 0.996078431 + } +] +# +# Check if not being able to infer anything for the first MAX_KEY +# columns doesn't prevent further inferences. +# +# explain extended select * from t1 +# where (1>2 or col0>1 or col1>1 or ...) and col99>1 +# +$query_tbl; +EXPLAIN +{ + "query_block": { + "select_id": 1, + "nested_loop": [ + { + "table": { + "table_name": "t1", + "access_type": "ALL", + "rows": 100, + "filtered": 99.60784149, + "attached_condition": "(t1.col1 > 1 or t1.col2 > 1 or t1.col3 > 1 or t1.col4 > 1 or t1.col5 > 1 or t1.col6 > 1 or t1.col7 > 1 or t1.col8 > 1 or t1.col9 > 1 or t1.col10 > 1 or t1.col11 > 1 or t1.col12 > 1 or t1.col13 > 1 or t1.col14 > 1 or t1.col15 > 1 or t1.col16 > 1 or t1.col17 > 1 or t1.col18 > 1 or t1.col19 > 1 or t1.col20 > 1 or t1.col21 > 1 or t1.col22 > 1 or t1.col23 > 1 or t1.col24 > 1 or t1.col25 > 1 or t1.col26 > 1 or t1.col27 > 1 or t1.col28 > 1 or t1.col29 > 1 or t1.col30 > 1 or t1.col31 > 1 or t1.col32 > 1 or t1.col33 > 1 or t1.col34 > 1 or t1.col35 > 1 or t1.col36 > 1 or t1.col37 > 1 or t1.col38 > 1 or t1.col39 > 1 or t1.col40 > 1 or t1.col41 > 1 or t1.col42 > 1 or t1.col43 > 1 or t1.col44 > 1 or t1.col45 > 1 or t1.col46 > 1 or t1.col47 > 1 or t1.col48 > 1 or t1.col49 > 1 or t1.col50 > 1 or t1.col51 > 1 or t1.col52 > 1 or t1.col53 > 1 or t1.col54 > 1 or t1.col55 > 1 or t1.col56 > 1 or t1.col57 > 1 or t1.col58 > 1 or t1.col59 > 1 or t1.col60 > 1 or t1.col61 > 1 or t1.col62 > 1 or t1.col63 > 1 or t1.col64 > 1 or t1.col65 > 1 or t1.col66 > 1 or t1.col67 > 1 or t1.col68 > 1 or t1.col69 > 1 or t1.col70 > 1 or t1.col71 > 1 or t1.col72 > 1 or t1.col73 > 1 or t1.col74 > 1 or t1.col75 > 1 or t1.col76 > 1 or t1.col77 > 1 or t1.col78 > 1 or t1.col79 > 1 or t1.col80 > 1 or t1.col81 > 1 or t1.col82 > 1 or t1.col83 > 1 or t1.col84 > 1 or t1.col85 > 1 or t1.col86 > 1 or t1.col87 > 1 or t1.col88 > 1 or t1.col89 > 1 or t1.col90 > 1 or t1.col91 > 1 or t1.col92 > 1 or t1.col93 > 1 or t1.col94 > 1 or t1.col95 > 1 or t1.col96 > 1 or t1.col97 > 1 or t1.col98 > 1 or t1.col99 > 1 or t1.col100 > 1 or t1.col101 > 1 or t1.col102 > 1 or t1.col103 > 1 or t1.col104 > 1 or t1.col105 > 1 or t1.col106 > 1 or t1.col107 > 1 or t1.col108 > 1 or t1.col109 > 1 or t1.col110 > 1 or t1.col111 > 1 or t1.col112 > 1 or t1.col113 > 1 or t1.col114 > 1 or t1.col115 > 1 or t1.col116 > 1 or t1.col117 > 1 or t1.col118 > 1 or t1.col119 > 1 or t1.col120 > 1 or t1.col121 > 1 or t1.col122 > 1 or t1.col123 > 1 or t1.col124 > 1 or t1.col125 > 1 or t1.col126 > 1 or t1.col127 > 1 or t1.col128 > 1 or t1.col129 > 1 or t1.col130 > 1 or t1.col131 > 1 or t1.col132 > 1 or t1.col133 > 1 or t1.col134 > 1 or t1.col135 > 1 or t1.col136 > 1 or t1.col137 > 1 or t1.col138 > 1 or t1.col139 > 1 or t1.col140 > 1 or t1.col141 > 1 or t1.col142 > 1 or t1.col143 > 1 or t1.col144 > 1 or t1.col145 > 1 or t1.col146 > 1 or t1.col147 > 1 or t1.col148 > 1 or t1.col149 > 1 or t1.col150 > 1 or t1.col151 > 1 or t1.col152 > 1 or t1.col153 > 1 or t1.col154 > 1 or t1.col155 > 1 or t1.col156 > 1 or t1.col157 > 1 or t1.col158 > 1) and t1.col159 > 1" + } + } + ] + } +} +select +json_detailed(json_extract(trace,'$**.selectivity_for_columns')) as JS +from +information_schema.optimizer_trace; +JS +[ + [ + { + "column_name": "col159", + "ranges": + ["1 < col159"], + "selectivity_from_histogram": 0.996078431 + } + ] +] +set optimizer_trace=@trace_tmp; +drop table t1; +# # Clean up # +set optimizer_use_condition_selectivity= @save_optimizer_use_condition_selectivity; +set use_stat_tables= @save_use_stat_tables; set @@global.histogram_size=@save_histogram_size; |