108 lines
4.6 KiB
JSON
108 lines
4.6 KiB
JSON
[
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{
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"Name": "TestHashPartitionPruner",
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"Cases": [
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{
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"SQL": "explain select * from t1 where id = 7 and a = 6",
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"Result": [
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"TableReader_8 0.00 root data:Selection_7",
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"└─Selection_7 0.00 cop[tikv] eq(test_partition.t1.a, 6)",
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" └─TableScan_6 1.00 cop[tikv] table:t1, partition:p7, range:[7,7], keep order:false, stats:pseudo"
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]
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},
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{
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"SQL": "explain select * from t3 where id = 9 and a = 1",
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"Result": [
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"Point_Get_1 1.00 root table:t3, index:id a, partition:p9"
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]
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},
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{
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"SQL": "explain select * from t2 where id = 9 and a = -110",
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"Result": [
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"IndexLookUp_8 1.00 root ",
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"├─IndexScan_6 1.00 cop[tikv] table:t2, partition:p1, index:id, a, range:[9 -110,9 -110], keep order:false, stats:pseudo",
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"└─TableScan_7 1.00 cop[tikv] table:t2, partition:p1, keep order:false, stats:pseudo"
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]
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},
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{
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"SQL": "explain select * from t1 where id = -17",
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"Result": [
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"TableReader_7 1.00 root data:TableScan_6",
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"└─TableScan_6 1.00 cop[tikv] table:t1, partition:p7, range:[-17,-17], keep order:false, stats:pseudo"
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]
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},
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{
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"SQL": "explain select * from t2 where id = a and a = b and b = 2",
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"Result": [
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"TableReader_8 8.00 root data:Selection_7",
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"└─Selection_7 8.00 cop[tikv] eq(test_partition.t2.a, test_partition.t2.b), eq(test_partition.t2.b, 2), eq(test_partition.t2.id, test_partition.t2.a)",
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" └─TableScan_6 10000.00 cop[tikv] table:t2, partition:p4, range:[-inf,+inf], keep order:false, stats:pseudo"
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]
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},
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{
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"SQL": "explain select * from t1 join t2 on (t1.id = t2.id) where t1.id = 5 and t2.a = 7",
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"Result": [
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"HashLeftJoin_10 1.00 root CARTESIAN inner join, inner:IndexLookUp_16",
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"├─TableReader_13 1.00 root data:TableScan_12",
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"│ └─TableScan_12 1.00 cop[tikv] table:t1, partition:p5, range:[5,5], keep order:false, stats:pseudo",
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"└─IndexLookUp_16 1.00 root ",
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" ├─IndexScan_14 1.00 cop[tikv] table:t2, partition:p2, index:id, a, range:[5 7,5 7], keep order:false, stats:pseudo",
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" └─TableScan_15 1.00 cop[tikv] table:t2, partition:p2, keep order:false, stats:pseudo"
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]
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},
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{
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"SQL": "explain select * from t1 left join t2 on t1.id = 1 and t2.a = 2 where t2.id = 7",
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"Result": [
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"HashLeftJoin_9 1.00 root CARTESIAN inner join, inner:IndexLookUp_15",
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"├─TableReader_12 1.00 root data:TableScan_11",
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"│ └─TableScan_11 1.00 cop[tikv] table:t1, partition:p1, range:[1,1], keep order:false, stats:pseudo",
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"└─IndexLookUp_15 1.00 root ",
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" ├─IndexScan_13 1.00 cop[tikv] table:t2, partition:p9, index:id, a, range:[7 2,7 2], keep order:false, stats:pseudo",
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" └─TableScan_14 1.00 cop[tikv] table:t2, partition:p9, keep order:false, stats:pseudo"
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]
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},
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{
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"SQL": "explain select * from t2 join t1 on t1.id = t2.id and t2.a = t1.id and t2.id = 12",
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"Result": [
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"HashLeftJoin_9 1.00 root CARTESIAN inner join, inner:TableReader_15",
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"├─IndexLookUp_13 1.00 root ",
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"│ ├─IndexScan_11 1.00 cop[tikv] table:t2, partition:p4, index:id, a, range:[12 12,12 12], keep order:false, stats:pseudo",
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"│ └─TableScan_12 1.00 cop[tikv] table:t2, partition:p4, keep order:false, stats:pseudo",
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"└─TableReader_15 1.00 root data:TableScan_14",
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" └─TableScan_14 1.00 cop[tikv] table:t1, partition:p2, range:[12,12], keep order:false, stats:pseudo"
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]
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},
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{
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"SQL": "explain select * from t1 left join t2 on true where t1.a = 1 and false",
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"Result": [
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"TableDual_8 0.00 root rows:0"
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]
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},
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{
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"SQL": "explain select * from t1 left join t2 on true where t1.a = 1 and null",
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"Result": [
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"TableDual_8 0.00 root rows:0"
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]
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},
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{
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"SQL": "explain select * from t1 left join t2 on true where t1.a = null",
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"Result": [
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"TableDual_8 0.00 root rows:0"
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]
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},
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{
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"SQL": "explain select * from t1 where t1.a > 7 and t1.a < 3",
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"Result": [
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"TableDual_6 0.00 root rows:0"
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]
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},
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{
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"SQL": "explain select * from t1 where t1.a between 7 and 3",
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"Result": [
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"TableDual_6 0.00 root rows:0"
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]
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}
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]
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}
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]
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