Nick Barnes questions

Nick Barnes answers

• Psycopg copy_expert method - How to use properly
• Revert value from pg_size_pretty, convert to bigint
• Postgresql levenshtein and precomposed character vs. combined character
• invalid reference to FROM-clause entry for table "d"
• Does wrapping a query in SELECT protect you completely in Postgres
• How does SQL serializable transaction works? (SELECT/UPDATE vs INSERT conflict)
• Prolog non-homogenous lists
• PostgreSQL: Does an EXCEPTION block automatically release its subtransaction after finishing?
• Postgresql trigger on user logon
• PostgreSQL timestamp/numeric precision ignored on function parameter?