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

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

View File

@ -12,14 +12,18 @@ EXPLAIN
{
"query_block": {
"select_id": 1,
"table": {
"table_name": "t1",
"partitions": ["p0"],
"access_type": "ALL",
"rows": 10,
"filtered": 100,
"attached_condition": "t1.a in (2,3,4)"
}
"nested_loop": [
{
"table": {
"table_name": "t1",
"partitions": ["p0"],
"access_type": "ALL",
"rows": 10,
"filtered": 100,
"attached_condition": "t1.a in (2,3,4)"
}
}
]
}
}
analyze format=json select * from t1 where a in (2,3,4);
@ -29,19 +33,23 @@ ANALYZE
"select_id": 1,
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"table": {
"table_name": "t1",
"partitions": ["p0"],
"access_type": "ALL",
"r_loops": 1,
"rows": 10,
"r_rows": 10,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 30,
"attached_condition": "t1.a in (2,3,4)"
}
"nested_loop": [
{
"table": {
"table_name": "t1",
"partitions": ["p0"],
"access_type": "ALL",
"r_loops": 1,
"rows": 10,
"r_rows": 10,
"r_table_time_ms": "REPLACED",
"r_other_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 30,
"attached_condition": "t1.a in (2,3,4)"
}
}
]
}
}
analyze format=json update t1 set a=a+10 where a in (2,3,4);