This SQL keywords reference contains the reserved words in SQL.
Keyword | Description |
---|---|
ADD | Adds a column in an existing table |
ADD CONSTRAINT | Adds a constraint after a table is already created |
ALTER | Adds, deletes, or modifies columns in a table, or changes the data type of a column in a table |
ALTER COLUMN | Changes the data type of a column in a table |
ALTER TABLE | Adds, deletes, or modifies columns in a table |