mirror of
https://github.com/MariaDB/server.git
synced 2026-05-10 17:14:30 +02:00
Merge 10.3 into 10.4
This commit is contained in:
Marko Mäkelä
commit
db4a27ab73
103 changed files with 2673 additions and 631 deletions
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@ -4229,7 +4229,7 @@ explain select * from t1 where a in (select t_inner_1.a from t1 t_inner_1, t1 t_
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{
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"strategy": "FirstMatch",
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"records": 3,
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"read_time": 26.667
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"read_time": 33.867
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},
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{
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"strategy": "SJ-Materialization",
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@ -4365,11 +4365,11 @@ explain select * from t1 t_outer_1,t2 t_outer_2 where t_outer_1.a in (select t_
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t_outer_2.a in (select t_inner_3.a from t2 t_inner_3, t1 t_inner_4);
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id select_type table type possible_keys key key_len ref rows Extra
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1 PRIMARY t_outer_1 ALL NULL NULL NULL NULL 3
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1 PRIMARY t_inner_1 ALL NULL NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join)
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1 PRIMARY t_inner_2 ALL NULL NULL NULL NULL 9 FirstMatch(t_outer_1); Using join buffer (incremental, BNL join)
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1 PRIMARY t_inner_1 ALL NULL NULL NULL NULL 3 Using where; Start temporary; Using join buffer (flat, BNL join)
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1 PRIMARY t_inner_2 ALL NULL NULL NULL NULL 9 End temporary; Using join buffer (incremental, BNL join)
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1 PRIMARY t_inner_4 ALL NULL NULL NULL NULL 3 Start temporary; Using join buffer (incremental, BNL join)
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1 PRIMARY t_outer_2 ALL NULL NULL NULL NULL 9 Using join buffer (incremental, BNL join)
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1 PRIMARY t_inner_4 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join)
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1 PRIMARY t_inner_3 ALL NULL NULL NULL NULL 9 Using where; FirstMatch(t_outer_2); Using join buffer (incremental, BNL join)
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1 PRIMARY t_inner_3 ALL NULL NULL NULL NULL 9 Using where; End temporary; Using join buffer (incremental, BNL join)
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select * from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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QUERY TRACE MISSING_BYTES_BEYOND_MAX_MEM_SIZE INSUFFICIENT_PRIVILEGES
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explain select * from t1 t_outer_1,t2 t_outer_2 where t_outer_1.a in (select t_inner_1.a from t2 t_inner_2, t1 t_inner_1) and
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@ -4638,7 +4638,7 @@ t_outer_2.a in (select t_inner_3.a from t2 t_inner_3, t1 t_inner_4) {
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{
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"strategy": "FirstMatch",
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"records": 3,
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"read_time": 26.759
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"read_time": 44.759
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},
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{
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"strategy": "DuplicateWeedout",
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@ -4646,7 +4646,7 @@ t_outer_2.a in (select t_inner_3.a from t2 t_inner_3, t1 t_inner_4) {
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"read_time": 37.226
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},
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{
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"chosen_strategy": "FirstMatch"
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"chosen_strategy": "DuplicateWeedout"
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}
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],
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"rest_of_plan": [
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@ -4664,7 +4664,7 @@ t_outer_2.a in (select t_inner_3.a from t2 t_inner_3, t1 t_inner_4) {
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]
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},
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"rows_for_plan": 27,
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"cost_for_plan": 34.174,
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"cost_for_plan": 44.641,
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"semijoin_strategy_choice": [],
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"rest_of_plan": [
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{
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@ -4686,7 +4686,7 @@ t_outer_2.a in (select t_inner_3.a from t2 t_inner_3, t1 t_inner_4) {
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]
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},
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"rows_for_plan": 81,
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"cost_for_plan": 52.379,
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"cost_for_plan": 62.846,
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"semijoin_strategy_choice": [],
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"rest_of_plan": [
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{
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@ -4709,20 +4709,20 @@ t_outer_2.a in (select t_inner_3.a from t2 t_inner_3, t1 t_inner_4) {
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]
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},
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"rows_for_plan": 729,
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"cost_for_plan": 200.19,
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"cost_for_plan": 210.66,
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"semijoin_strategy_choice": [
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{
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"strategy": "FirstMatch",
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"records": 27,
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"read_time": 251.56
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"read_time": 424.03
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},
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{
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"strategy": "DuplicateWeedout",
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"records": 27,
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"read_time": 313.59
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"read_time": 324.06
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},
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{
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"chosen_strategy": "FirstMatch"
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"chosen_strategy": "DuplicateWeedout"
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}
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]
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}
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@ -4747,7 +4747,7 @@ t_outer_2.a in (select t_inner_3.a from t2 t_inner_3, t1 t_inner_4) {
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]
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},
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"rows_for_plan": 243,
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"cost_for_plan": 84.79,
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"cost_for_plan": 95.256,
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"semijoin_strategy_choice": [],
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"pruned_by_heuristic": true
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}
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@ -4767,7 +4767,7 @@ t_outer_2.a in (select t_inner_3.a from t2 t_inner_3, t1 t_inner_4) {
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]
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},
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"rows_for_plan": 9,
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"cost_for_plan": 30.564,
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"cost_for_plan": 41.031,
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"semijoin_strategy_choice": [],
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"rest_of_plan": [
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{
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@ -4789,7 +4789,7 @@ t_outer_2.a in (select t_inner_3.a from t2 t_inner_3, t1 t_inner_4) {
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]
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},
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"rows_for_plan": 81,
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"cost_for_plan": 48.779,
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"cost_for_plan": 59.246,
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"semijoin_strategy_choice": [],
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"rest_of_plan": [
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{
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@ -4812,18 +4812,17 @@ t_outer_2.a in (select t_inner_3.a from t2 t_inner_3, t1 t_inner_4) {
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]
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},
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"rows_for_plan": 729,
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"cost_for_plan": 196.59,
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"cost_for_plan": 207.06,
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"semijoin_strategy_choice": [
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{
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"strategy": "DuplicateWeedout",
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"records": 27,
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"read_time": 309.99
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"read_time": 320.46
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},
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{
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"chosen_strategy": "DuplicateWeedout"
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}
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],
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"pruned_by_cost": true
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]
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}
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]
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},
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@ -4846,7 +4845,7 @@ t_outer_2.a in (select t_inner_3.a from t2 t_inner_3, t1 t_inner_4) {
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]
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},
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"rows_for_plan": 81,
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"cost_for_plan": 48.779,
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"cost_for_plan": 59.246,
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"semijoin_strategy_choice": [],
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"pruned_by_heuristic": true
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}
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@ -4866,7 +4865,7 @@ t_outer_2.a in (select t_inner_3.a from t2 t_inner_3, t1 t_inner_4) {
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]
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},
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"rows_for_plan": 27,
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"cost_for_plan": 34.174,
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"cost_for_plan": 44.641,
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"semijoin_strategy_choice": [],
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"pruned_by_heuristic": true
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}
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@ -4914,7 +4913,88 @@ t_outer_2.a in (select t_inner_3.a from t2 t_inner_3, t1 t_inner_4) {
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"chosen_strategy": "DuplicateWeedout"
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}
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],
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"pruned_by_cost": true
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"rest_of_plan": [
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{
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"plan_prefix": [
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"t_outer_1",
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"t_inner_1",
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"t_outer_2",
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"t_inner_2"
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],
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"table": "t_inner_4",
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"best_access_path": {
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"considered_access_paths": [
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{
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"access_type": "scan",
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"resulting_rows": 3,
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"cost": 2.0051,
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"chosen": true
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}
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]
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},
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"rows_for_plan": 81,
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"cost_for_plan": 304.05,
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"semijoin_strategy_choice": [],
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"rest_of_plan": [
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{
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"plan_prefix": [
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"t_outer_1",
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"t_inner_1",
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"t_outer_2",
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"t_inner_2",
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"t_inner_4"
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],
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"table": "t_inner_3",
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"best_access_path": {
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"considered_access_paths": [
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{
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"access_type": "scan",
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"resulting_rows": 9,
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"cost": 2.0154,
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"chosen": true
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}
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]
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},
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"rows_for_plan": 729,
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"cost_for_plan": 451.86,
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"semijoin_strategy_choice": [
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{
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"strategy": "DuplicateWeedout",
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"records": 27,
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"read_time": 565.26
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},
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{
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"chosen_strategy": "DuplicateWeedout"
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}
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],
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"pruned_by_cost": true
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}
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]
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},
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{
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"plan_prefix": [
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"t_outer_1",
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"t_inner_1",
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"t_outer_2",
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"t_inner_2"
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],
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"table": "t_inner_3",
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"best_access_path": {
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"considered_access_paths": [
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{
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"access_type": "scan",
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"resulting_rows": 9,
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"cost": 2.0154,
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"chosen": true
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}
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]
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},
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"rows_for_plan": 243,
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"cost_for_plan": 336.46,
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"semijoin_strategy_choice": [],
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"pruned_by_cost": true
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}
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]
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},
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{
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"plan_prefix": ["t_outer_1", "t_inner_1", "t_outer_2"],
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@ -4997,7 +5077,63 @@ t_outer_2.a in (select t_inner_3.a from t2 t_inner_3, t1 t_inner_4) {
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"rows_for_plan": 729,
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"cost_for_plan": 172.44,
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"semijoin_strategy_choice": [],
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"pruned_by_heuristic": true
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"rest_of_plan": [
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{
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"plan_prefix": [
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"t_outer_1",
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"t_inner_1",
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"t_outer_2",
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"t_inner_3"
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],
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"table": "t_inner_4",
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"best_access_path": {
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"considered_access_paths": [
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{
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"access_type": "scan",
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"resulting_rows": 3,
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"cost": 2.0051,
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"chosen": true
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}
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]
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},
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"rows_for_plan": 2187,
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"cost_for_plan": 611.85,
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"semijoin_strategy_choice": [
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{
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"strategy": "FirstMatch",
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"records": 81,
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"read_time": 2232.8
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},
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{
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"chosen_strategy": "FirstMatch"
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}
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],
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"pruned_by_cost": true
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},
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{
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"plan_prefix": [
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"t_outer_1",
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"t_inner_1",
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"t_outer_2",
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"t_inner_3"
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],
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"table": "t_inner_2",
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"best_access_path": {
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"considered_access_paths": [
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{
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"access_type": "scan",
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"resulting_rows": 9,
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"cost": 2.0154,
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"chosen": true
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}
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]
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},
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"rows_for_plan": 6561,
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"cost_for_plan": 1486.7,
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"semijoin_strategy_choice": [],
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"pruned_by_cost": true
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}
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]
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}
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]
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},
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@ -5457,70 +5593,7 @@ t_outer_2.a in (select t_inner_3.a from t2 t_inner_3, t1 t_inner_4) {
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]
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},
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{
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"fix_semijoin_strategies_for_picked_join_order": [
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{
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"semi_join_strategy": "FirstMatch",
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"join_order": [
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{
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"table": "t_inner_4"
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},
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"best_access_path": {
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"considered_access_paths": [
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{
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"access_type": "scan",
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"resulting_rows": 3,
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"cost": 162.42,
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"chosen": true
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}
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]
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},
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{
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"table": "t_inner_3"
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},
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"best_access_path": {
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"considered_access_paths": [
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{
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"access_type": "scan",
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"resulting_rows": 9,
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"cost": 489.74,
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"chosen": true
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}
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]
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}
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]
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},
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{
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"semi_join_strategy": "FirstMatch",
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"join_order": [
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{
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"table": "t_inner_1"
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},
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"best_access_path": {
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"considered_access_paths": [
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{
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"access_type": "scan",
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"resulting_rows": 3,
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"cost": 18.046,
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"chosen": true
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}
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]
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},
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{
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"table": "t_inner_2"
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},
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"best_access_path": {
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"considered_access_paths": [
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{
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"access_type": "scan",
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"resulting_rows": 9,
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"cost": 54.415,
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"chosen": true
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}
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]
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}
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]
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}
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]
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"fix_semijoin_strategies_for_picked_join_order": []
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},
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{
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"attaching_conditions_to_tables": {
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@ -5540,11 +5613,11 @@ t_outer_2.a in (select t_inner_3.a from t2 t_inner_3, t1 t_inner_4) {
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"attached": null
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},
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{
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"table": "t_outer_2",
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"table": "t_inner_4",
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"attached": null
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},
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{
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"table": "t_inner_4",
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"table": "t_outer_2",
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"attached": null
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},
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{
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@ -5956,7 +6029,7 @@ t_outer_2.a in (select t_inner_3.a from t2 t_inner_3, t1 t_inner_4) {
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{
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||||
"strategy": "FirstMatch",
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"records": 3,
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"read_time": 26.759
|
||||
"read_time": 44.759
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||||
},
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||||
{
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"strategy": "SJ-Materialization",
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@ -6037,7 +6110,7 @@ t_outer_2.a in (select t_inner_3.a from t2 t_inner_3, t1 t_inner_4) {
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{
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||||
"strategy": "FirstMatch",
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"records": 27,
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||||
"read_time": 232.93
|
||||
"read_time": 394.93
|
||||
},
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||||
{
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||||
"strategy": "SJ-Materialization",
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|
|
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|||
Loading…
Add table
Add a link
Reference in a new issue