eugeneymail@ymail.com schrieb am 06.01.2016 um 21:42: > Starting with the quote from > https://wiki.postgresql.org/wiki/Slow_Query_Questions > âIn any given week, some 50% of the questions on #postgresql IRC and 75% on > pgsql-performance are requests for help with a slow query.â > > Count Distinct Compared on Top 4 SQL Databases > https://www.periscopedata.com/blog/count-distinct-in-mysql-postgres-sql-server-and-oracle.html > > Select * is very slow > http://postgresql.nabble.com/Select-is-very-slow-td3254568.html > > postgresql simple select is slow > http://stackoverflow.com/questions/9019797/postgresql-simple-select-is-slow > > Slow select - PostgreSQL > http://stackoverflow.com/questions/18508866/slow-select-postgresql > > PosgreSQL: very slow select on a single table with no joins > http://dba.stackexchange.com/questions/73677/posgresql-very-slow-select-on-a-single-table-with-no-joins > > postgresql simple select is slow > http://stackoverflow.com/questions/9019797/postgresql-simple-select-is-slow > > PostgreSQL queries slower than before? > > http://serverfault.com/questions/644980/postgresql-queries-slower-than-before > > Very slow column count on large Postgres tabls > http://www.heidisql.com/forum.php?t=17959 That list does not prove anything. You will find just as many "slow query questions" for any other DBMS. And they probably make up at least 50% of all questions for any other DBMS as well.
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