Most simplest way is to use a IF(). Yes Mysql allows you to do conditional logic. IF function takes 3 params CONDITION, TRUE OUTCOME, ... ... <看更多>

SHOW PROCEDURE STATUS SHOW FUNCTION STATUS. See related StackOverflow question. ... <看更多>

In MySQL, IF statements cannot exist outside of stored procedures. ... CREATE PROCEDURE add_email_address_column_to_customers_table(). ... <看更多>

This episode explores the use cases for the IF and NULLIF functions inside your SELECT statements. MySQL Course Playlist: ... ... <看更多>

If you are interested in a real database connection, then refer to ... The @nestjs/typeorm package exposes the getRepositoryToken() function which returns a ... ... <看更多>