Vao Tsun

Vao Tsun has asked 4 questions and find answers to 187 problems.

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Vao Tsun questions

Amazon linux: No package pgbouncer available
wal_keep_segments why minimum, not maximum?

Vao Tsun answers

When should one vacuum a database, and when analyze?
is INSERT ON CONFLICT UPDATE from WITH query possible in postgresql 9.5?
Postgres : create function in a particular database
create database in postgresql with bash command
PostgreSQL copy command using STDIN
String_agg for multiple columns
Why Postgres SQL function scans partitions that it should not
How to cancel expensive Postgresql query from Rails?
PostgreSQL update doesn't work
connect_query setting in PGBouncer + JDBC