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MDEV-27036: resolve duplicated key issues of JSON tracing outputs:

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MDEV-27036: repeated "table" key resolve for print_explain_json

MDEV-27036: duplicated keys in best_access_path

MDEV-27036: Explain_aggr_filesort::print_json_members: resolve duplicated "filesort" member in Json object

MDEV-27036: Explain_basic_join::
            print_explain_json_interns fixed start_dups_weedout case for main.explain_json test
This commit is contained in:
Sergei Krivonos
2021-11-14 09:48:20 +02:00
committed by Sergei Krivonos
parent a01c82ef2e
commit 73df7a3009
39 changed files with 22848 additions and 17574 deletions
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586
mysql-test/main/intersect_all.result
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@ -63,36 +63,48 @@ EXPLAIN
{
"query_block": {
"select_id": 1,
"table": {
"table_name": "t1",
"access_type": "ALL",
"rows": 4,
"filtered": 100
}
"nested_loop": [
{
"table": {
"table_name": "t1",
"access_type": "ALL",
"rows": 4,
"filtered": 100
}
}
]
}
},
{
"query_block": {
"select_id": 2,
"operation": "INTERSECT",
"table": {
"table_name": "t2",
"access_type": "ALL",
"rows": 4,
"filtered": 100
}
"nested_loop": [
{
"table": {
"table_name": "t2",
"access_type": "ALL",
"rows": 4,
"filtered": 100
}
}
]
}
},
{
"query_block": {
"select_id": 3,
"operation": "INTERSECT",
"table": {
"table_name": "t3",
"access_type": "ALL",
"rows": 4,
"filtered": 100
}
"nested_loop": [
{
"table": {
"table_name": "t3",
"access_type": "ALL",
"rows": 4,
"filtered": 100
}
}
]
}
}
]
@ -114,17 +126,21 @@ ANALYZE
"select_id": 1,
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"table": {
"table_name": "t1",
"access_type": "ALL",
"r_loops": 1,
"rows": 4,
"r_rows": 4,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
}
"nested_loop": [
{
"table": {
"table_name": "t1",
"access_type": "ALL",
"r_loops": 1,
"rows": 4,
"r_rows": 4,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
}
}
]
}
},
{
@ -133,17 +149,21 @@ ANALYZE
"operation": "INTERSECT",
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"table": {
"table_name": "t2",
"access_type": "ALL",
"r_loops": 1,
"rows": 4,
"r_rows": 4,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
}
"nested_loop": [
{
"table": {
"table_name": "t2",
"access_type": "ALL",
"r_loops": 1,
"rows": 4,
"r_rows": 4,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
}
}
]
}
},
{
@ -152,17 +172,21 @@ ANALYZE
"operation": "INTERSECT",
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"table": {
"table_name": "t3",
"access_type": "ALL",
"r_loops": 1,
"rows": 4,
"r_rows": 4,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
}
"nested_loop": [
{
"table": {
"table_name": "t3",
"access_type": "ALL",
"r_loops": 1,
"rows": 4,
"r_rows": 4,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
}
}
]
}
}
]
@ -176,85 +200,101 @@ ANALYZE
"select_id": 1,
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"table": {
"table_name": "<derived2>",
"access_type": "ALL",
"r_loops": 1,
"rows": 4,
"r_rows": 2,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100,
"materialized": {
"query_block": {
"union_result": {
"table_name": "<intersect2,3,4>",
"access_type": "ALL",
"r_loops": 1,
"r_rows": 2,
"query_specifications": [
{
"query_block": {
"select_id": 2,
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"table": {
"table_name": "t1",
"access_type": "ALL",
"r_loops": 1,
"rows": 4,
"r_rows": 4,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
"nested_loop": [
{
"table": {
"table_name": "<derived2>",
"access_type": "ALL",
"r_loops": 1,
"rows": 4,
"r_rows": 2,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100,
"materialized": {
"query_block": {
"union_result": {
"table_name": "<intersect2,3,4>",
"access_type": "ALL",
"r_loops": 1,
"r_rows": 2,
"query_specifications": [
{
"query_block": {
"select_id": 2,
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"nested_loop": [
{
"table": {
"table_name": "t1",
"access_type": "ALL",
"r_loops": 1,
"rows": 4,
"r_rows": 4,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
}
}
]
}
},
{
"query_block": {
"select_id": 3,
"operation": "INTERSECT",
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"nested_loop": [
{
"table": {
"table_name": "t2",
"access_type": "ALL",
"r_loops": 1,
"rows": 4,
"r_rows": 4,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
}
}
]
}
},
{
"query_block": {
"select_id": 4,
"operation": "INTERSECT",
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"nested_loop": [
{
"table": {
"table_name": "t3",
"access_type": "ALL",
"r_loops": 1,
"rows": 4,
"r_rows": 4,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
}
}
]
}
}
}
},
{
"query_block": {
"select_id": 3,
"operation": "INTERSECT",
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"table": {
"table_name": "t2",
"access_type": "ALL",
"r_loops": 1,
"rows": 4,
"r_rows": 4,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
}
}
},
{
"query_block": {
"select_id": 4,
"operation": "INTERSECT",
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"table": {
"table_name": "t3",
"access_type": "ALL",
"r_loops": 1,
"rows": 4,
"r_rows": 4,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
}
}
]
}
]
}
}
}
}
}
]
}
}
select * from ((select a,b from t1) intersect all (select c,d from t2) intersect all (select e,f from t3)) a;
@ -331,35 +371,45 @@ EXPLAIN
{
"query_block": {
"select_id": 1,
"table": {
"table_name": "t1",
"access_type": "ALL",
"rows": 6,
"filtered": 100
}
"nested_loop": [
{
"table": {
"table_name": "t1",
"access_type": "ALL",
"rows": 6,
"filtered": 100
}
}
]
}
},
{
"query_block": {
"select_id": 2,
"operation": "INTERSECT",
"table": {
"table_name": "t3",
"access_type": "ALL",
"rows": 5,
"filtered": 100
},
"block-nl-join": {
"table": {
"table_name": "t2",
"access_type": "ALL",
"rows": 7,
"filtered": 100
"nested_loop": [
{
"table": {
"table_name": "t3",
"access_type": "ALL",
"rows": 5,
"filtered": 100
}
},
"buffer_type": "flat",
"buffer_size": "65",
"join_type": "BNL"
}
{
"block-nl-join": {
"table": {
"table_name": "t2",
"access_type": "ALL",
"rows": 7,
"filtered": 100
},
"buffer_type": "flat",
"buffer_size": "65",
"join_type": "BNL"
}
}
]
}
}
]
@ -381,17 +431,21 @@ ANALYZE
"select_id": 1,
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"table": {
"table_name": "t1",
"access_type": "ALL",
"r_loops": 1,
"rows": 6,
"r_rows": 6,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
}
"nested_loop": [
{
"table": {
"table_name": "t1",
"access_type": "ALL",
"r_loops": 1,
"rows": 6,
"r_rows": 6,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
}
}
]
}
},
{
@ -400,34 +454,40 @@ ANALYZE
"operation": "INTERSECT",
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"table": {
"table_name": "t3",
"access_type": "ALL",
"r_loops": 1,
"rows": 5,
"r_rows": 5,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
},
"block-nl-join": {
"table": {
"table_name": "t2",
"access_type": "ALL",
"r_loops": 1,
"rows": 7,
"r_rows": 7,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
"nested_loop": [
{
"table": {
"table_name": "t3",
"access_type": "ALL",
"r_loops": 1,
"rows": 5,
"r_rows": 5,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
}
},
"buffer_type": "flat",
"buffer_size": "65",
"join_type": "BNL",
"r_filtered": 100
}
{
"block-nl-join": {
"table": {
"table_name": "t2",
"access_type": "ALL",
"r_loops": 1,
"rows": 7,
"r_rows": 7,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
},
"buffer_type": "flat",
"buffer_size": "65",
"join_type": "BNL",
"r_filtered": 100
}
}
]
}
}
]
@ -441,83 +501,97 @@ ANALYZE
"select_id": 1,
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"table": {
"table_name": "<derived2>",
"access_type": "ALL",
"r_loops": 1,
"rows": 6,
"r_rows": 3,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100,
"materialized": {
"query_block": {
"union_result": {
"table_name": "<intersect2,3>",
"access_type": "ALL",
"r_loops": 1,
"r_rows": 3,
"query_specifications": [
{
"query_block": {
"select_id": 2,
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"table": {
"table_name": "t1",
"access_type": "ALL",
"r_loops": 1,
"rows": 6,
"r_rows": 6,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
}
}
},
{
"query_block": {
"select_id": 3,
"operation": "INTERSECT",
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"table": {
"table_name": "t3",
"access_type": "ALL",
"r_loops": 1,
"rows": 5,
"r_rows": 5,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
},
"block-nl-join": {
"table": {
"table_name": "t2",
"access_type": "ALL",
"nested_loop": [
{
"table": {
"table_name": "<derived2>",
"access_type": "ALL",
"r_loops": 1,
"rows": 6,
"r_rows": 3,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100,
"materialized": {
"query_block": {
"union_result": {
"table_name": "<intersect2,3>",
"access_type": "ALL",
"r_loops": 1,
"r_rows": 3,
"query_specifications": [
{
"query_block": {
"select_id": 2,
"r_loops": 1,
"rows": 7,
"r_rows": 7,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
},
"buffer_type": "flat",
"buffer_size": "65",
"join_type": "BNL",
"r_filtered": 100
"r_total_time_ms": "REPLACED",
"nested_loop": [
{
"table": {
"table_name": "t1",
"access_type": "ALL",
"r_loops": 1,
"rows": 6,
"r_rows": 6,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
}
}
]
}
},
{
"query_block": {
"select_id": 3,
"operation": "INTERSECT",
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"nested_loop": [
{
"table": {
"table_name": "t3",
"access_type": "ALL",
"r_loops": 1,
"rows": 5,
"r_rows": 5,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
}
},
{
"block-nl-join": {
"table": {
"table_name": "t2",
"access_type": "ALL",
"r_loops": 1,
"rows": 7,
"r_rows": 7,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100
},
"buffer_type": "flat",
"buffer_size": "65",
"join_type": "BNL",
"r_filtered": 100
}
}
]
}
}
}
]
}
]
}
}
}
}
}
]
}
}
select * from ((select a,b from t1) intersect all (select c,e from t2,t3)) a;