unique

(46)

inspecting a column unique/distinct values in SQL

sql

By Double Wooden Hammer Tom Schmitt at Jun 27 2021

drop unique key constraint in sql server

sql

sql-server

By Wooden Hammer wensstt at Jun 10 2021

mysql create unique key via alter table

sql

mysql

source

By Beginner Joanne Zemlak at May 30 2021

Where clause to select multiple rows of unique values

sql

mysql

select

By Wooden Hammer Kathryn Baumbach at Mar 05 2022

Insert or Update Record if Unique Key Already Exists

sql

mysql

insert

By Beginner Lula McGlynn at Feb 14 2022

[Illuminate\Database\QueryException] SQLSTATE[42000]: Syntax error or access violation: 1071 La clé est trop longue. Longueur maximale: 1000 (SQL: alter table `users` add unique `users_email_unique`(`email`))

sql

syntax

source

By Wooden Hammer Charlotte LakinV at Aug 09 2020

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Subquery returned more than 1 value. This is not permitted when the subquery follows =, !=, <, <= , >, >= or when the subquery is used as an expression.

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