|
22 | 22 | -- https://wiki.postgresql.org/wiki/Lock_Monitoring
|
23 | 23 |
|
24 | 24 | SELECT
|
25 |
| - blocked_locks.pid AS blocked_pid, |
26 |
| - blocked_activity.usename AS blocked_user, |
27 |
| - blocking_locks.pid AS blocking_pid, |
28 |
| - blocking_activity.usename AS blocking_user, |
29 |
| - blocked_activity.query AS blocked_statement, |
30 |
| - blocking_activity.query AS current_statement_in_blocking_process |
| 25 | + blocked_locks.pid AS blocked_pid, |
| 26 | + blocked_activity.usename AS blocked_user, |
| 27 | + blocking_locks.pid AS blocking_pid, |
| 28 | + blocking_activity.usename AS blocking_user, |
| 29 | + blocked_activity.query AS blocked_statement, |
| 30 | + blocking_activity.query AS current_statement_in_blocking_process |
31 | 31 | FROM
|
32 |
| - pg_catalog.pg_locks AS blocked_locks |
| 32 | + pg_catalog.pg_locks AS blocked_locks |
33 | 33 | JOIN
|
34 |
| - pg_catalog.pg_stat_activity AS blocked_activity |
| 34 | + pg_catalog.pg_stat_activity AS blocked_activity |
35 | 35 | ON
|
36 |
| - blocked_activity.pid = blocked_locks.pid |
| 36 | + blocked_activity.pid = blocked_locks.pid |
37 | 37 | JOIN
|
38 |
| - pg_catalog.pg_locks AS blocking_locks |
| 38 | + pg_catalog.pg_locks AS blocking_locks |
39 | 39 | ON
|
40 |
| - blocking_locks.locktype = blocked_locks.locktype |
41 |
| - AND blocking_locks.database IS NOT DISTINCT FROM blocked_locks.database |
42 |
| - AND blocking_locks.relation IS NOT DISTINCT FROM blocked_locks.relation |
43 |
| - AND blocking_locks.page IS NOT DISTINCT FROM blocked_locks.page |
44 |
| - AND blocking_locks.tuple IS NOT DISTINCT FROM blocked_locks.tuple |
45 |
| - AND blocking_locks.virtualxid IS NOT DISTINCT FROM blocked_locks.virtualxid |
46 |
| - AND blocking_locks.transactionid IS NOT DISTINCT FROM blocked_locks.transactionid |
47 |
| - AND blocking_locks.classid IS NOT DISTINCT FROM blocked_locks.classid |
48 |
| - AND blocking_locks.objid IS NOT DISTINCT FROM blocked_locks.objid |
49 |
| - AND blocking_locks.objsubid IS NOT DISTINCT FROM blocked_locks.objsubid |
50 |
| - AND blocking_locks.pid != blocked_locks.pid |
| 40 | + blocking_locks.locktype = blocked_locks.locktype |
| 41 | + AND blocking_locks.database IS NOT DISTINCT FROM blocked_locks.database |
| 42 | + AND blocking_locks.relation IS NOT DISTINCT FROM blocked_locks.relation |
| 43 | + AND blocking_locks.page IS NOT DISTINCT FROM blocked_locks.page |
| 44 | + AND blocking_locks.tuple IS NOT DISTINCT FROM blocked_locks.tuple |
| 45 | + AND blocking_locks.virtualxid IS NOT DISTINCT FROM blocked_locks.virtualxid |
| 46 | + AND blocking_locks.transactionid IS NOT DISTINCT FROM blocked_locks.transactionid |
| 47 | + AND blocking_locks.classid IS NOT DISTINCT FROM blocked_locks.classid |
| 48 | + AND blocking_locks.objid IS NOT DISTINCT FROM blocked_locks.objid |
| 49 | + AND blocking_locks.objsubid IS NOT DISTINCT FROM blocked_locks.objsubid |
| 50 | + AND blocking_locks.pid != blocked_locks.pid |
51 | 51 | JOIN
|
52 |
| - pg_catalog.pg_stat_activity blocking_activity |
| 52 | + pg_catalog.pg_stat_activity blocking_activity |
53 | 53 | ON
|
54 |
| - blocking_activity.pid = blocking_locks.pid |
| 54 | + blocking_activity.pid = blocking_locks.pid |
55 | 55 | WHERE
|
56 |
| - NOT blocked_locks.granted; |
| 56 | + NOT blocked_locks.granted; |
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