The PostgreSQL UNION ALL operator does not remove duplicates. Schemas effectively act like namespaces, allowing objects of the same name to co-exist in the same database. An operator is a reserved word or a character used primarily in a PostgreSQL statementaposs WHERE clause to perform operation(s such as comparisons and arithmetic operations.
If you are coming from MySQL, you may miss the SHOW TABLES statement that displays all tables in a specific database. FAQ - PostgreSQL In case of logging to stderr, postgres will grab all the logs if you enable loggingcollector option. All of the expression forms documented in this section return Boolean (truefalse).
PostgreSQL: The worldaposs most advanced open
If you wish to remove duplicates, try using the PostgreSQL UNION operator. Postgresql - Psql list all tables - Stack Overflow to indicate that you want all tables in all schemas. The subquery can refer to variables from the surrounding query, which will act as constants during any one evaluation of.
PostgreSQL - Operators - Tutorialspoint What is an Operator in PostgreSQL?