[Bugg hash join and parallel worker]
| От | GADACHA Rachid (Acoss) |
|---|---|
| Тема | [Bugg hash join and parallel worker] |
| Дата | |
| Msg-id | PAYP264MB3368AF4D63704E370B204C39FF582@PAYP264MB3368.FRAP264.PROD.OUTLOOK.COM обсуждение исходный текст |
| Ответы |
Re: [Bugg hash join and parallel worker]
Re: [Bugg hash join and parallel worker] |
| Список | pgsql-bugs |
Hello,
We encounter an error when we join 2 subqueries with large tables like below.
The query
from dsn_anomalies.dsn_ano_camp_ctr c join dsn_anomalies.dsn_ano_rel_camp darc on c.camp_it = darc.camp_it join dsn_anomalies.dsn_ano_anomalie on darc.ano_it = dsn_ano_anomalie.ano_it join dsn_anomalies.dsn_ano_decl d on c.anod_it = d.anod_it join dsn_anomalies.dsn_ano_statut_anomalie on dsn_anomalies.dsn_ano_statut_anomalie.sta_it = (select dsn_anomalies.dsn_ano_statut_anomalie.sta_it from dsn_anomalies.dsn_ano_statut_anomalie where dsn_anomalies.dsn_ano_statut_anomalie.ano_it = dsn_anomalies.dsn_ano_anomalie.ano_it order by dsn_anomalies.dsn_ano_statut_anomalie.sta_ts_crea desc limit 1) where c.camp_cd_ctx_exec = '7_FLUX_DSNDI' and sta_cd_statut = 'DEPOT') a join (select anod_siret_decl,camp_dt_mois_ctrl,anod_frac from dsn_anomalies.dsn_ano_camp_ctr c join dsn_anomalies.dsn_ano_decl d on c.anod_it = d.anod_it where c.camp_cd_ctx_exec = '10_DSNDADI_EXIGIBILITE') b on (a.anod_siret_decl, a.anod_mpd, a.anod_frac) = (b.anod_siret_decl, b.camp_dt_mois_ctrl, b.anod_frac);
|
The error
ERROR: invalid DSA memory alloc request size 1811939328 CONTEXT: parallel worker |
The work arround
enable_parallel_hash=off |
Context
Version postgresql : PostgreSQL 13.2 on x86_64-koji-linux-gnu, compiled by gcc (GCC) 4.4.7 20120313 (Red Hat 4.4.7-3), 64-bit
OS VERSION : CentOS release 6.10 (Final)
Best Regards
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