postgres kill query

Today development found me, said their database connection is not up, may be too many connections, and then I log on to the server, and try to log into the database, is also an error:Psql:FATAL:sorry, too many clients alreadyIt is clear that the

Postgresql 8.3.3 Today the application reflects the database is very slow, some of the SQL execution day did not finish,Check the database, found that a large number of sessions in the update the same table tbl_tmp, resulting in a large number of

S skills, Postgres skills If you need to add indexes when the business volume is large, you need to use CONCURRENTLY. Otherwise, your database will easily break down. For example create index CONCURRENTLY idx_order_records_bank_statist_uid on

One, to see which users are linked to the databaseSelect from Pg_stat_activity;The pg_stat_activity here is actually a view, and its definition can be found in the View section of the Postgres database.Second, kill the process now we find all the

Postgresql+slony-i installation Configuration Master-SlaveSlon Software:slony1-1.2.6http://slony.info/downloads/1.2/source/PostgreSQLhttp://www.postgresql.org/download/http://www.postgresql.org/ftp/source/v8.1.23/First, PostgreSQL installationMethod

Query the selecta lock in the table. locktype,. database,. pid,. mode,. relation, B. relnamefrompg_locksajoinpg_classbona.relationb.oidwhereupper (B. relname) #39; TABLE_NAME #39; the above is query... query the locks in the table. select

Original Sticker Address: https://www.oschina.net/translate/showdown-mysql-8-vs-postgresql-10?lang=chs&page=2#English Original address: http://rachbelaid.com/introduction-to-postgres-physical-storage/Now that MySQL 8 and PostgreSQL 10 have been

Description of PostgreSQL lock query and killing Process Query the locks in the table. Select a. locktype, a. database, a. pid, a. mode, a. relation, B. relname From pg_locks Join pg_class B on a. relation = B. oid Where upper (B. relname) = 'table _

Slon Software:slony1-1.2.6http://slony.info/downloads/1.2/source/PostgreSQLhttp://www.postgresql.org/download/http://www.postgresql.org/ftp/source/v8.1.23/First, PostgreSQL installationMethod 1.rpm Package Installation Postfresql:Required

Hostname 10.1.9.191Port 22Username VrmsPassword CMCCLast Login:sat June 09:58:46 from 192.168.4.17? Vrms@service/home/vrms> suPassword: (rootroot)? Vrms@service/home/vrms> su? Vrms@service/home/vrms> rz (Upload, sz reverse to PC)RZ waiting to