sybase_close close Sybase connection boolsybase_close intlink_identifier sybase_close closes the link to a Sybase database that's associated with the specified link link_identifier. If the link identifier isn't specified, the last opened link is assumed. &return.success; Note that this isn't usually necessary, as non-persistent open links are automatically closed at the end of the script's execution. sybase_close will not close persistent links generated by sybase_pconnect. See also: sybase_connect, sybase_pconnect.