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MDEV-19160 JSON_DETAILED output unnecessarily verbose

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Weijun-H
2023-01-04 18:44:03 +00:00
parent fb0808c450
commit 111a752b96
8 changed files with 327 additions and 279 deletions
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102
mysql-test/main/opt_trace_index_merge.result
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@ -307,17 +307,13 @@ id select_type table type possible_keys key key_len ref rows Extra
select JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives')) from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives'))
[
{
"range_scan_alternatives":
[
{
"index": "key1",
"ranges":
[
"(100) <= (key1) <= (100)"
],
["(100) <= (key1) <= (100)"],
"rowid_ordered": true,
"using_mrr": false,
"index_only": false,
@ -325,13 +321,10 @@ JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives'))
"cost": 2844.1,
"chosen": true
},
{
"index": "key2",
"ranges":
[
"(100) <= (key2) <= (100)"
],
["(100) <= (key2) <= (100)"],
"rowid_ordered": true,
"using_mrr": false,
"index_only": false,
@ -340,13 +333,10 @@ JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives'))
"chosen": false,
"cause": "cost"
},
{
"index": "key3",
"ranges":
[
"(100) <= (key3) <= (100)"
],
["(100) <= (key3) <= (100)"],
"rowid_ordered": true,
"using_mrr": false,
"index_only": false,
@ -360,7 +350,6 @@ JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives'))
{
"intersecting_indexes":
[
{
"index": "key1",
"index_scan_cost": 58.252,
@ -372,7 +361,6 @@ JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives'))
"intersect_covering_with_this_index": false,
"chosen": true
},
{
"index": "key2",
"index_scan_cost": 58.252,
@ -384,7 +372,6 @@ JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives'))
"intersect_covering_with_this_index": false,
"chosen": true
},
{
"index": "key3",
"index_scan_cost": 58.252,
@ -408,14 +395,12 @@ JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives'))
"chosen": true
},
"analyzing_index_merge_union":
[
]
[]
}
]
select JSON_DETAILED(JSON_EXTRACT(trace, '$**.chosen_range_access_summary')) from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
JSON_DETAILED(JSON_EXTRACT(trace, '$**.chosen_range_access_summary'))
[
{
"range_access_plan":
{
@ -426,35 +411,26 @@ JSON_DETAILED(JSON_EXTRACT(trace, '$**.chosen_range_access_summary'))
"clustered_pk_scan": false,
"intersect_of":
[
{
"type": "range_scan",
"index": "key1",
"rows": 2243,
"ranges":
[
"(100) <= (key1) <= (100)"
]
["(100) <= (key1) <= (100)"]
},
{
"type": "range_scan",
"index": "key2",
"rows": 2243,
"ranges":
[
"(100) <= (key2) <= (100)"
]
["(100) <= (key2) <= (100)"]
},
{
"type": "range_scan",
"index": "key3",
"rows": 2243,
"ranges":
[
"(100) <= (key3) <= (100)"
]
["(100) <= (key3) <= (100)"]
}
]
},
@ -470,32 +446,25 @@ id select_type table type possible_keys key key_len ref rows Extra
select JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives')) from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives'))
[
{
"range_scan_alternatives":
[
],
[],
"analyzing_roworder_intersect":
{
"cause": "too few roworder scans"
},
"analyzing_index_merge_union":
[
{
"indexes_to_merge":
[
{
"range_scan_alternatives":
[
{
"index": "key1",
"ranges":
[
"(100) <= (key1) <= (100)"
],
["(100) <= (key1) <= (100)"],
"rowid_ordered": true,
"using_mrr": false,
"index_only": true,
@ -503,13 +472,10 @@ JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives'))
"cost": 152.53,
"chosen": true
},
{
"index": "key2",
"ranges":
[
"(100) <= (key2) <= (100)"
],
["(100) <= (key2) <= (100)"],
"rowid_ordered": true,
"using_mrr": false,
"index_only": true,
@ -522,17 +488,13 @@ JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives'))
"index_to_merge": "key1",
"cumulated_cost": 152.53
},
{
"range_scan_alternatives":
[
{
"index": "key3",
"ranges":
[
"(100) <= (key3) <= (100)"
],
["(100) <= (key3) <= (100)"],
"rowid_ordered": true,
"using_mrr": false,
"index_only": true,
@ -540,13 +502,10 @@ JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives'))
"cost": 152.53,
"chosen": true
},
{
"index": "key4",
"ranges":
[
"(100) <= (key4) <= (100)"
],
["(100) <= (key4) <= (100)"],
"rowid_ordered": true,
"using_mrr": false,
"index_only": true,
@ -565,20 +524,16 @@ JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives'))
"cause": "always cheaper than non roworder retrieval",
"analyzing_roworder_scans":
[
{
"type": "range_scan",
"index": "key1",
"rows": 2243,
"ranges":
[
"(100) <= (key1) <= (100)"
],
["(100) <= (key1) <= (100)"],
"analyzing_roworder_intersect":
{
"intersecting_indexes":
[
{
"index": "key1",
"index_scan_cost": 58.252,
@ -590,7 +545,6 @@ JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives'))
"intersect_covering_with_this_index": false,
"chosen": true
},
{
"index": "key2",
"index_scan_cost": 58.252,
@ -614,20 +568,16 @@ JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives'))
"chosen": true
}
},
{
"type": "range_scan",
"index": "key3",
"rows": 2243,
"ranges":
[
"(100) <= (key3) <= (100)"
],
["(100) <= (key3) <= (100)"],
"analyzing_roworder_intersect":
{
"intersecting_indexes":
[
{
"index": "key3",
"index_scan_cost": 58.252,
@ -639,7 +589,6 @@ JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives'))
"intersect_covering_with_this_index": false,
"chosen": true
},
{
"index": "key4",
"index_scan_cost": 58.252,
@ -674,14 +623,12 @@ JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives'))
select JSON_DETAILED(JSON_EXTRACT(trace, '$**.chosen_range_access_summary')) from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
JSON_DETAILED(JSON_EXTRACT(trace, '$**.chosen_range_access_summary'))
[
{
"range_access_plan":
{
"type": "index_roworder_union",
"union_of":
[
{
"type": "index_roworder_intersect",
"rows": 77,
@ -690,29 +637,22 @@ JSON_DETAILED(JSON_EXTRACT(trace, '$**.chosen_range_access_summary'))
"clustered_pk_scan": false,
"intersect_of":
[
{
"type": "range_scan",
"index": "key1",
"rows": 2243,
"ranges":
[
"(100) <= (key1) <= (100)"
]
["(100) <= (key1) <= (100)"]
},
{
"type": "range_scan",
"index": "key2",
"rows": 2243,
"ranges":
[
"(100) <= (key2) <= (100)"
]
["(100) <= (key2) <= (100)"]
}
]
},
{
"type": "index_roworder_intersect",
"rows": 77,
@ -721,25 +661,19 @@ JSON_DETAILED(JSON_EXTRACT(trace, '$**.chosen_range_access_summary'))
"clustered_pk_scan": false,
"intersect_of":
[
{
"type": "range_scan",
"index": "key3",
"rows": 2243,
"ranges":
[
"(100) <= (key3) <= (100)"
]
["(100) <= (key3) <= (100)"]
},
{
"type": "range_scan",
"index": "key4",
"rows": 2243,
"ranges":
[
"(100) <= (key4) <= (100)"
]
["(100) <= (key4) <= (100)"]
}
]
}