1SELECT sys.ps_thread_trx_info(234623462376);
2sys.ps_thread_trx_info(234623462376)
3NULL
4SELECT JSON_VALID(sys.ps_thread_trx_info(sys.ps_thread_id(NULL)));
5JSON_VALID(sys.ps_thread_trx_info(sys.ps_thread_id(NULL)))
61
7CREATE DATABASE trx;
8CREATE TABLE trx.info (id INT PRIMARY KEY, info VARCHAR(20));
9USE trx;
10START TRANSACTION;
11INSERT INTO info VALUES (1, 'foo');
12COMMIT;
13START TRANSACTION;
14INSERT INTO info VALUES (2, 'bar');
15COMMIT;
16SET @json_doc := sys.ps_thread_trx_info(@ps_thread_id);
17SELECT JSON_VALID(@json_doc);
18JSON_VALID(@json_doc)
191
20SELECT JSON_LENGTH(@json_doc);
21JSON_LENGTH(@json_doc)
222
23SELECT JSON_KEYS(JSON_EXTRACT(@json_doc, '$[0]'));
24JSON_KEYS(JSON_EXTRACT(@json_doc, '$[0]'))
25["gtid", "mode", "time", "state", "isolation", "autocommitted", "statements_executed"]
26SELECT JSON_CONTAINS_PATH(@json_doc, 'one',          '$[0].time');
27JSON_CONTAINS_PATH(@json_doc, 'one',          '$[0].time')
281
29SELECT JSON_CONTAINS(@json_doc, '"COMMITTED"',       '$[0].state');
30JSON_CONTAINS(@json_doc, '"COMMITTED"',       '$[0].state')
311
32SELECT JSON_CONTAINS(@json_doc, '"READ WRITE"',      '$[0].mode');
33JSON_CONTAINS(@json_doc, '"READ WRITE"',      '$[0].mode')
341
35SELECT JSON_CONTAINS(@json_doc, '"NO"',              '$[0].autocommitted');
36JSON_CONTAINS(@json_doc, '"NO"',              '$[0].autocommitted')
371
38SELECT JSON_CONTAINS(@json_doc, '"AUTOMATIC"',       '$[0].gtid');
39JSON_CONTAINS(@json_doc, '"AUTOMATIC"',       '$[0].gtid')
401
41SELECT JSON_CONTAINS(@json_doc, '"REPEATABLE READ"', '$[0].isolation');
42JSON_CONTAINS(@json_doc, '"REPEATABLE READ"', '$[0].isolation')
431
44SELECT JSON_KEYS(JSON_EXTRACT(@json_doc, '$[0].statements_executed[0]'));
45JSON_KEYS(JSON_EXTRACT(@json_doc, '$[0].statements_executed[0]'))
46["time", "schema", "sql_text", "rows_sent", "sort_rows", "tmp_tables", "rows_affected", "rows_examined", "tmp_disk_tables", "sort_merge_passes"]
47SELECT JSON_CONTAINS_PATH(@json_doc, 'one',                               '$[0].statements_executed[0].time');
48JSON_CONTAINS_PATH(@json_doc, 'one',                               '$[0].statements_executed[0].time')
491
50SELECT JSON_CONTAINS(@json_doc, '"INSERT INTO info VALUES (1, \'foo\')"', '$[0].statements_executed[0].sql_text');
51JSON_CONTAINS(@json_doc, '"INSERT INTO info VALUES (1, \'foo\')"', '$[0].statements_executed[0].sql_text')
521
53SELECT JSON_CONTAINS(@json_doc, '"trx"',                                  '$[0].statements_executed[0].schema');
54JSON_CONTAINS(@json_doc, '"trx"',                                  '$[0].statements_executed[0].schema')
551
56SELECT JSON_CONTAINS(@json_doc, '0',                                      '$[0].statements_executed[0].rows_examined');
57JSON_CONTAINS(@json_doc, '0',                                      '$[0].statements_executed[0].rows_examined')
581
59SELECT JSON_CONTAINS(@json_doc, '1',                                      '$[0].statements_executed[0].rows_affected');
60JSON_CONTAINS(@json_doc, '1',                                      '$[0].statements_executed[0].rows_affected')
611
62SELECT JSON_CONTAINS(@json_doc, '0',                                      '$[0].statements_executed[0].rows_sent');
63JSON_CONTAINS(@json_doc, '0',                                      '$[0].statements_executed[0].rows_sent')
641
65SELECT JSON_CONTAINS(@json_doc, '0',                                      '$[0].statements_executed[0].tmp_tables');
66JSON_CONTAINS(@json_doc, '0',                                      '$[0].statements_executed[0].tmp_tables')
671
68SELECT JSON_CONTAINS(@json_doc, '0',                                      '$[0].statements_executed[0].tmp_disk_tables');
69JSON_CONTAINS(@json_doc, '0',                                      '$[0].statements_executed[0].tmp_disk_tables')
701
71SELECT JSON_CONTAINS(@json_doc, '0',                                      '$[0].statements_executed[0].sort_rows');
72JSON_CONTAINS(@json_doc, '0',                                      '$[0].statements_executed[0].sort_rows')
731
74SELECT JSON_CONTAINS(@json_doc, '0',                                      '$[0].statements_executed[0].sort_merge_passes');
75JSON_CONTAINS(@json_doc, '0',                                      '$[0].statements_executed[0].sort_merge_passes')
761
77SELECT JSON_CONTAINS(@json_doc, '"COMMIT"', '$[0].statements_executed[1].sql_text');
78JSON_CONTAINS(@json_doc, '"COMMIT"', '$[0].statements_executed[1].sql_text')
791
80SET @sys.ps_thread_trx_info.max_length = 100;
81SELECT sys.ps_thread_trx_info(@ps_thread_id);
82sys.ps_thread_trx_info(@ps_thread_id)
83{ "error": "Trx info truncated: Row 1X was cut by GROUP_CONCAT()" }
84SET @sys.ps_thread_trx_info.max_length = NULL;
85SELECT JSON_VALID(sys.ps_thread_trx_info(@ps_thread_id));
86JSON_VALID(sys.ps_thread_trx_info(@ps_thread_id))
871
88DROP DATABASE trx;
89