nonkr的专栏

  SQLite Tutorial: Common Commands and Triggers By Mike Chirico   This article explores common methods in SQLite such as running commands from the shell prompt and creating triggers for populat...

  CASE x WHEN w1 THEN r1 WHEN w2 THEN r2 ELSE r3 END CASE WHEN x=w1 THEN r1 WHEN x=w2 THEN r2 ELSE r3 END