Difference between revisions of "ALTER TABLE"
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(Created page with " ALTER TABLE tablename ADD CONSTRAINT constraintname UNIQUE (columns); * {{ALTER}} * {{SQL}}") |
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| − | ALTER TABLE tablename ADD CONSTRAINT constraintname UNIQUE (columns); | + | ALTER TABLE tablename ADD [[CONSTRAINT]] constraintname UNIQUE (columns); |
Revision as of 10:13, 25 November 2022
ALTER TABLE tablename ADD CONSTRAINT constraintname UNIQUE (columns);
ALTER, ALTER DATABASE, ALTER DEFAULT PRIVILEGES- SQL, NewSQL: GraphQL (2015), SQLite,
select, insert,select count, Distributed SQL, TablePlus, Cache hit ratio,pg_stat_user_tables,EXPLAIN, Index (PostgreSQL), DDL, SQL/MED, Group by, List users, SQL Injection, SQLAlchemy,CREATE USER, CREATE ROLE, EXPLAIN, ALTER DATABASE, REVOKE, NOLOCK, NOWAIT, EXISTS, Unique constraint
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