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MDEV-7648: Extra data in ANALYZE FORMAT=JSON $stmt

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Show total execution time (r_total_time_ms) for various parts of the
query:
1. time spent in SELECTs
2. time spent reading rows from storage engines

#2 currently gets the data from P_S.
This commit is contained in:
Sergei Petrunia
2015-03-07 22:47:28 +03:00
parent 2288b84df4
commit 1626e0d3d4
12 changed files with 218 additions and 3 deletions
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25
mysql-test/r/analyze_format_json.result
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@@ -7,12 +7,15 @@ EXPLAIN
{
"query_block": {
"select_id": 1,
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"table": {
"table_name": "t0",
"access_type": "ALL",
"r_loops": 1,
"rows": 10,
"r_rows": 10,
"r_total_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 30,
"attached_condition": "(t0.a < 3)"
@@ -32,12 +35,15 @@ EXPLAIN
{
"query_block": {
"select_id": 1,
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"table": {
"table_name": "t0",
"access_type": "ALL",
"r_loops": 1,
"rows": 10,
"r_rows": 10,
"r_total_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 0,
"attached_condition": "((t0.a > 9) and (t0.a is not null))"
@@ -69,12 +75,15 @@ EXPLAIN
{
"query_block": {
"select_id": 1,
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"table": {
"table_name": "t0",
"access_type": "ALL",
"r_loops": 1,
"rows": 10,
"r_rows": 10,
"r_total_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100,
"attached_condition": "(t0.a is not null)"
@@ -90,6 +99,7 @@ EXPLAIN
"r_loops": 10,
"rows": 1,
"r_rows": 1,
"r_total_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 40,
"attached_condition": "(t1.b < 4)"
@@ -107,12 +117,15 @@ EXPLAIN
{
"query_block": {
"select_id": 1,
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"table": {
"table_name": "tbl1",
"access_type": "ALL",
"r_loops": 1,
"rows": 100,
"r_rows": 100,
"r_total_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 20,
"attached_condition": "(tbl1.b < 20)"
@@ -124,6 +137,7 @@ EXPLAIN
"r_loops": 1,
"rows": 100,
"r_rows": 100,
"r_total_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 60,
"attached_condition": "(tbl2.b < 60)"
@@ -140,12 +154,15 @@ EXPLAIN
{
"query_block": {
"select_id": 1,
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"table": {
"table_name": "tbl1",
"access_type": "ALL",
"r_loops": 1,
"rows": 100,
"r_rows": 100,
"r_total_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 20,
"attached_condition": "(tbl1.b < 20)"
@@ -157,6 +174,7 @@ EXPLAIN
"r_loops": 1,
"rows": 100,
"r_rows": 100,
"r_total_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 60,
"attached_condition": "(tbl2.b < 60)"
@@ -182,12 +200,15 @@ EXPLAIN
{
"query_block": {
"select_id": 1,
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"table": {
"table_name": "t1",
"access_type": "ALL",
"r_loops": 1,
"rows": 10,
"r_rows": 10,
"r_total_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100,
"attached_condition": "(t1.a is not null)"
@@ -203,6 +224,7 @@ EXPLAIN
"r_loops": 10,
"rows": 2,
"r_rows": 0.2,
"r_total_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 100,
"using_index": true
@@ -226,12 +248,15 @@ EXPLAIN
{
"query_block": {
"select_id": 1,
"r_loops": 1,
"r_total_time_ms": "REPLACED",
"table": {
"table_name": "t1",
"access_type": "ALL",
"r_loops": 1,
"rows": 10,
"r_rows": 10,
"r_total_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 50,
"attached_condition": "(test.t1.a < 5)"