• True if the rights have been modified,
• False otherwise. HErrorInfo is used to identify the error. No modification is performed if the new value is already assigned to the specified rights.

Remark: HErrorInfo will return an "Unknown user" or "Unknown group" error if the current user does not have the rights to see the users (hRightsSeeUser constant) and if he wants to get information about another user or another group.

Connection for which the rights granted to a user or to a group of users must be modified. This connection corresponds to:

• the name of the connection defined in the data model editor or with HDescribeConnection or HOpenConnection.
• the name of a Connection variable..

Name of the user or group whose rights must be modified.

List of rights to modify:

hRightsStopServer	Rights to stop a server (HStopServer).
hRightsChangeRights	Rights to change rights.
hRightsChangePassword	Rights to change the password of a user on the server (the user can change his own password and the administrator can change the password of each user).
hRightsCreateDB	Rights to create a database. Remark: The rights to create a database automatically give the rights to connect to this database when it is created.
hRightsDisconnectClient	Rights to disconnect the client computers.
hRightsSendMessageToClient	Rights to send messages to the client computers.
hRightsManageTask	Rights to manage the scheduled tasks.
hRightsManageServer	Rights to use HSetServer.
hRightsManageUser	Rights to delete and add users or groups.
hRightsReadLogStat	Rights to see the activity statistics and the logs of the server.
hRightsPriority	Rights to modify the priority of the current application (HPriority) or the priority of another client application (HPriorityClient).
Versions 18 and later hRightsServerReplication New in version 18 hRightsServerReplication hRightsServerReplication	Rights to define and perform a replication between two HFSQL servers.
hRightsBackup	Rights to perform a backup.
hRightsSeeUser	Rights to see the information regarding the users and the groups.

List of new values for the modified rights. New values must be assigned to all the rights specified in <Rights to modify> (in the same order).

If a single value is indicated in this parameter, it will be assigned to all the rights specified in <Rights to modify>.

The possible values are as follows:

hAllowed	The relevant rights are granted to the user or group.
hForbidden	The relevant rights are not granted to the user or group.
hInherit	The user will inherit from the value of the rights granted to the group to which he belongs.