你即將離開本站

並前往https://www.baeldung.com/jpa-unique-constraints

Defining Unique Constraints in JPA | Baeldung

A unique key is a set of single or multiple columns of a table that uniquely identify a record in a database table. Both the unique and primary ...

確定！ 回上一頁

查詢 「PostgreSQL UNIQUE」的人也找了：

  1. PostgreSQL UNIQUE
    2.
  2. PostgreSQL UNIQUE key
    3.
  3. PostgreSQL foreign key
    4.
  4. PostgreSQL UNIQUE index
    5.
  5. PostgreSQL DISTINCT
    6.
  6. PostgreSQL DROP CONSTRAINT
    7.
  7. PostgreSQL INSERT
    8.
  8. pgAdmin unique
    9.