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>fbsql_change_user</H1
><DIV
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><A
NAME="AEN58310"
></A
><P
> (no version information, might be only in CVS)</P
>fbsql_change_user -- Change logged in user of the active connection</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN58313"
></A
><H2
>说明</H2
>bool <B
CLASS="methodname"
>fbsql_change_user</B
> ( string user, string password [, string database [, resource link_identifier]] )<BR
></BR
><P
> <B
CLASS="function"
>fbsql_change_user()</B
> changes the logged in user of the
specified connection. If the new user and password authorization fails,
the current connected user stays active.
</P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN58332"
></A
><H2
>参数</H2
><P
> <P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><CODE
CLASS="parameter"
>user</CODE
></DT
><DD
><P
> The new user name.
</P
></DD
><DT
><CODE
CLASS="parameter"
>password</CODE
></DT
><DD
><P
> The new user password.
</P
></DD
><DT
><CODE
CLASS="parameter"
>database</CODE
></DT
><DD
><P
> If specified, this will be the default or current database after the
user has been changed.
</P
></DD
><DT
><CODE
CLASS="parameter"
> link_identifier</CODE
></DT
><DD
><P
>A FrontBase link identifier
returned by <A
HREF="function.fbsql-connect.html"
><B
CLASS="function"
>fbsql_connect()</B
></A
> or
<A
HREF="function.fbsql-pconnect.html"
><B
CLASS="function"
>fbsql_pconnect()</B
></A
>.</P
><P
>If optional and not specified,
the function will try to find an open link to the FrontBase server and if no
such link is found it will try to create one as if
<A
HREF="function.fbsql-connect.html"
><B
CLASS="function"
>fbsql_connect()</B
></A
> was called with no arguments</P
></DD
></DL
></DIV
>
</P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN58360"
></A
><H2
>返回值</H2
><P
> 如果成功则返回 <TT
CLASS="constant"
><B
>TRUE</B
></TT
>，失败则返回 <TT
CLASS="constant"
><B
>FALSE</B
></TT
>。
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