On 2022-Sep-19, Isaac Morland wrote: > I thought I saw some discussion about the SQL standard saying that there is > a difference between putting NOT NULL in a column definition, and CHECK > (column_name NOT NULL). So if we're going to take this seriously,
Was it Peter E.'s reply to this thread? https://postgr.es/m/bac841ed-b86d-e3c2-030d-02a3db067...@enterprisedb.com because if it wasn't there, then I would like to know what you source is. -- Álvaro Herrera PostgreSQL Developer — https://www.EnterpriseDB.com/ "Thou shalt not follow the NULL pointer, for chaos and madness await thee at its end." (2nd Commandment for C programmers)