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Questions tagged [postgresql-12]

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Installing extensions on Postgres 12 causes collation errors on startup

I'm attempting to stand up a new Postgres 12 instance (Ubuntu). When trying to create pg_stat_statements there is a collation error raised and the database shuts down. Error follows: Oct 11 18:43:57 ...
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Understanding PostgreSQL Execution Plans

I'm trying to understand the motivation of PostgreSQL 12 query planner here. Database Structure CREATE TABLE subjects ( id SERIAL PRIMARY KEY, name TEXT NOT NULL UNIQUE, ); CREATE TABLE ...