For all SA versions, one can manage user accounts and passwords with
If the user already exists, it is used (possibly by the user herself) to change the password:
Users get dropped (with all their database objects) with
Starting with SA 11, one can additionally use CREATE/ALTER/DROP USER for the same purpose (and furthermore, to map a login policy and the like):
Questions:
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The CREATE/ALTER/DROP USER statements are simply a more modern form of the GRANT CONNECT statement with the added feature that the CREATE/ALTER USER statements can define/alter login policy for the user. There is no difference between CREATE USER and GRANT CONNECT if you are not defining a login policy for a user. You can in fact switch between these two forms without any issue. For new development it is really your choice. I would like to say that it would be nice to deprecate the GRANT CONNECT statement (for purely an attempt to keep the language "clean") but I cannot see this happening any time soon. |