你即將離開本站

並前往https://www.postgresql.org/docs/9.1/functions-comparison.html

Documentation: 9.1: Comparison Operators - PostgreSQL

It is not possible to implement != and <> operators that do different things. ... that these applications be modified to comply with the SQL standard.

確定！ 回上一頁

查詢 「SQL NOT IN」的人也找了：

  1. sql not in用法
    2.
  2. SQL NOT IN (SELECT)
    3.
  3. SQL NOT IN , NOT EXISTS
    4.
  4. sql not in效能
    5.
  5. SQL NOT EXISTS
    6.
  6. sql not exists用法
    7.
  7. SQL NOT IN
    8.
  8. sql in效能
    9.