| From: | Jaime Casanova <jaime(at)2ndquadrant(dot)com> |
|---|---|
| To: | "Manuel A(dot) Estevez Fernandez" <stvzito(at)gmail(dot)com> |
| Cc: | pgsql-es-ayuda(at)postgresql(dot)org |
| Subject: | Re: Duda con ExclusiveLock |
| Date: | 2010-10-12 23:43:15 |
| Message-ID: | AANLkTikD9oX+Heiva7cMo+Hqrxq6gUG9R0AyXo=UmFso@mail.gmail.com |
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| Lists: | pgsql-es-ayuda |
2010/10/12 Manuel A. Estevez Fernandez <stvzito(at)gmail(dot)com>:
> Gracias por responder, hago la consulta como la indicas :
> ashura=# select * from pg_locks where mode = 'ExclusiveLock';
> locktype | database | relation | page | tuple | transactionid |
> classid | objid | objsubid | transaction | pid | mode | granted
> ---------------+----------+----------+------+-------+---------------+---------+-------+----------+-------------+-------+---------------+---------
> transactionid | | | | | 307483392
> | | | | 307483392 | 25744 | ExclusiveLock | t
> transactionid | | | | | 307619521
> | | | | 307619521 | 27485 | ExclusiveLock | t
> transactionid | | | | | 307619491
> | | | | 307619491 | 30801 | ExclusiveLock | t
> (3 filas)
>
> mientras ejecuto una de las consultas sobre una tabla de 80 millones de
> registros.
>
eso es inofensivo, dice que hay 3 transacciones ejecutandose
--
Jaime Casanova www.2ndQuadrant.com
Professional PostgreSQL: Soporte y capacitación de PostgreSQL
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