Nick Barnes questions

Nick Barnes answers

• Postgresql function doesn't return anything when UUID argument is used in WHERE clause
• Why do multiple connections from the same sqlalchemy engine produce different info?
• PostgreSQL 9.6 stored procedure performance improvement
• 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