131 lines
8.2 KiB
JSON
131 lines
8.2 KiB
JSON
[
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{
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"name": "TestExpBackoffEstimation",
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"cases": [
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"explain select * from exp_backoff where a = 1",
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"explain select * from exp_backoff where b = 1",
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"explain select * from exp_backoff where c = 1",
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"explain select * from exp_backoff where d >= 3 and d <= 5",
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"explain select * from exp_backoff where a = 1 and b = 1 and c = 1 and d >= 3 and d<= 5",
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"explain select * from exp_backoff where a = 1 and b = 1 and c = 1 and d >= 3 and d<= 5"
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]
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},
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{
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"name": "TestNULLOnFullSampling",
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"cases": [
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"show stats_topn",
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"show stats_buckets"
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]
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},
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{
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"name": "TestDefaultSelectivityForStrMatch",
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"cases": [
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"set @@tidb_default_string_match_selectivity = 0.8",
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"explain format = 'brief' select * from t where a + 10 > 100",
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"explain format = 'brief' select * from t where b like '%test%'",
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"explain format = 'brief' select * from t where b not like '%test%'",
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"explain format = 'brief' select * from t where b regexp '.*test.*'",
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"explain format = 'brief' select * from t where b not regexp '.*test.*'",
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"explain format = 'brief' select * from t where b like '%test%' and a + 10 > 100",
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"explain format = 'brief' select * from t where b not like '%test%' and a + 10 > 100",
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"explain format = 'brief' select * from t where b like '%test%' or a + 10 > 100",
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"set @@tidb_default_string_match_selectivity = 0.9",
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"explain format = 'brief' select * from t where a + 10 > 100",
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"explain format = 'brief' select * from t where b like '%test%'",
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"explain format = 'brief' select * from t where b not like '%test%'",
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"explain format = 'brief' select * from t where b regexp '.*test.*'",
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"explain format = 'brief' select * from t where b not regexp '.*test.*'",
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"explain format = 'brief' select * from t where b like '%test%' and a + 10 > 100",
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"explain format = 'brief' select * from t where b not like '%test%' and a + 10 > 100",
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"explain format = 'brief' select * from t where b like '%test%' or a + 10 > 100",
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"set @@tidb_default_string_match_selectivity = 0.1",
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"explain format = 'brief' select * from t where a + 10 > 100",
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"explain format = 'brief' select * from t where b like '%test%'",
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"explain format = 'brief' select * from t where b like '%test%' is true",
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"explain format = 'brief' select * from t where b not like '%test%'",
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"explain format = 'brief' select * from t where b regexp '.*test.*'",
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"explain format = 'brief' select * from t where b rlike '.*test.*'",
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"explain format = 'brief' select * from t where b not rlike '.*test.*'",
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"explain format = 'brief' select * from t where b not regexp '.*test.*'",
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"explain format = 'brief' select * from t where b like '%test%' and a + 10 > 100",
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"explain format = 'brief' select * from t where b not like '%test%' and a + 10 > 100",
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"explain format = 'brief' select * from t where b like '%test%' or a + 10 > 100",
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"set @@tidb_default_string_match_selectivity = 0",
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"explain format = 'brief' select * from t where a + 10 > 100",
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"explain format = 'brief' select * from t where b like '%test%'",
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"explain format = 'brief' select * from t where b not like '%test%'",
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"explain format = 'brief' select * from t where b regexp '.*test.*'",
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"explain format = 'brief' select * from t where b not regexp '.*test.*'",
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"explain format = 'brief' select * from t where b like '%test%' and a + 10 > 100",
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"explain format = 'brief' select * from t where b not like '%test%' and a + 10 > 100",
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"explain format = 'brief' select * from t where b like '%test%' or a + 10 > 100"
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]
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},
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{
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"name": "TestTopNAssistedEstimationWithNewCollation",
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"cases": [
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"explain format = 'brief' select * from t where a like '%111%'",
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"explain format = 'brief' select * from t where a not like '%111%'",
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"explain format = 'brief' select * from t where a regexp '.*111.*'",
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"explain format = 'brief' select * from t where a not regexp '.*111.*'",
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"explain format = 'brief' select * from t where ifnull(a, '1111') like '%111%'",
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"explain format = 'brief' select * from t where f like '%111%'",
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"explain format = 'brief' select * from t where f not like '%111%'",
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"explain format = 'brief' select * from t where f regexp '.*111.*'",
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"explain format = 'brief' select * from t where f not regexp '.*111.*'",
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"explain format = 'brief' select * from t where ifnull(f, '1111') like '%111%'",
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"explain format = 'brief' select * from t where a like '%111%' and f rlike '.*111.*'",
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"explain format = 'brief' select * from t where a like '%111%' or f like '%111%'",
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"explain format = 'brief' select * from t where b like '%111%'",
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"explain format = 'brief' select * from t where b not like '%111%'",
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"explain format = 'brief' select * from t where b regexp '.*111.*'",
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"explain format = 'brief' select * from t where b not regexp '.*111.*'",
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"explain format = 'brief' select * from t where ifnull(b, '1111') like '%111%'",
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"explain format = 'brief' select * from t where b like '%111%' and f like '%111%'",
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"explain format = 'brief' select * from t where b like '%111%' or f like '%111%'",
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"explain format = 'brief' select * from t where c like '%111%'",
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"explain format = 'brief' select * from t where c not like '%111%'",
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"explain format = 'brief' select * from t where ifnull(c, '1111') like '%111%'",
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"explain format = 'brief' select * from t where d like '%111%'",
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"explain format = 'brief' select * from t where d not like '%111%'",
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"explain format = 'brief' select * from t where ifnull(c, '1111') like '%111%'",
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"explain format = 'brief' select * from t where e like '%111%'",
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"explain format = 'brief' select * from t where e not like '%111%'",
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"explain format = 'brief' select * from t where ifnull(e, '1111') like '%111%'"
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]
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},
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{
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"name": "TestTopNAssistedEstimationWithoutNewCollation",
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"cases": [
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"explain format = 'brief' select * from t where a like '%111%'",
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"explain format = 'brief' select * from t where a not like '%111%'",
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"explain format = 'brief' select * from t where a regexp '.*111.*'",
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"explain format = 'brief' select * from t where a not regexp '.*111.*'",
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"explain format = 'brief' select * from t where ifnull(a, '1111') like '%111%'",
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"explain format = 'brief' select * from t where f like '%111%'",
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"explain format = 'brief' select * from t where f not like '%111%'",
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"explain format = 'brief' select * from t where f regexp '.*111.*'",
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"explain format = 'brief' select * from t where f not regexp '.*111.*'",
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"explain format = 'brief' select * from t where ifnull(f, '1111') like '%111%'",
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"explain format = 'brief' select * from t where a like '%111%' and f rlike '.*111.*'",
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"explain format = 'brief' select * from t where a like '%111%' or f like '%111%'",
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"explain format = 'brief' select * from t where b like '%111%'",
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"explain format = 'brief' select * from t where b not like '%111%'",
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"explain format = 'brief' select * from t where b regexp '.*111.*'",
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"explain format = 'brief' select * from t where b not regexp '.*111.*'",
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"explain format = 'brief' select * from t where ifnull(b, '1111') like '%111%'",
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"explain format = 'brief' select * from t where b like '%111%' and f like '%111%'",
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"explain format = 'brief' select * from t where b like '%111%' or f like '%111%'",
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"explain format = 'brief' select * from t where c like '%111%'",
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"explain format = 'brief' select * from t where c not like '%111%'",
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"explain format = 'brief' select * from t where ifnull(c, '1111') like '%111%'",
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"explain format = 'brief' select * from t where d like '%111%'",
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"explain format = 'brief' select * from t where d not like '%111%'",
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"explain format = 'brief' select * from t where ifnull(c, '1111') like '%111%'",
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"explain format = 'brief' select * from t where e like '%111%'",
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"explain format = 'brief' select * from t where e not like '%111%'",
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"explain format = 'brief' select * from t where ifnull(e, '1111') like '%111%'"
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]
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}
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]
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