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php-manual-zh-5.2.4-1mdv2008.1.noarch.rpm

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><H1
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>maxdb_sqlstate</H1
><DIV
CLASS="refnamediv"
><A
NAME="AEN112482"
></A
><P
>    (PECL)</P
>maxdb_sqlstate<P
>    (no version information, might be only in CVS)</P
>maxdb-&#62;sqlstate&nbsp;--&nbsp;Returns the SQLSTATE error from previous MaxDB operation</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN112486"
></A
><H2
>Description</H2
><P
>Procedural style:</P
>string <B
CLASS="methodname"
>maxdb_sqlstate</B
> ( resource link )<BR
></BR
><P
>Object oriented style (property):</P
>class <B
CLASS="classname"
>maxdb</B
> { <BR
></BR
>string sqlstate<BR
></BR
>}<P
>&#13;   Returns a string containing the SQLSTATE error code for the last error.
   The error code consists of five characters. <TT
CLASS="literal"
>'00000'</TT
> means no error.
   The values are specified by ANSI SQL and ODBC.
  </P
><DIV
CLASS="note"
><BLOCKQUOTE
CLASS="note"
><P
><B
>注意: </B
>
    Note that not all MaxDB errors are yet mapped to SQLSTATE's.
    The value <TT
CLASS="literal"
>HY000</TT
> (general error) is used for unmapped errors.
   </P
></BLOCKQUOTE
></DIV
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN112507"
></A
><H2
>Return values</H2
><P
>&#13;   Returns a string containing the SQLSTATE error code for the last error.
   The error code consists of five characters. <TT
CLASS="literal"
>'00000'</TT
> means no error.
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN112511"
></A
><H2
>See also</H2
><P
>&#13;   <A
HREF="function.maxdb-errno.html"
><B
CLASS="function"
>maxdb_errno()</B
></A
>,
   <A
HREF="function.maxdb-error.html"
><B
CLASS="function"
>maxdb_error()</B
></A
>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN112516"
></A
><H2
>Example</H2
><TABLE
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></A
><P
><B
>例 1. Object oriented style</B
></P
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><code><font color="#000000">
<font color="#0000BB">&lt;?php<br />$maxdb </font><font color="#007700">= new </font><font color="#0000BB">maxdb</font><font color="#007700">(</font><font color="#DD0000">"localhost"</font><font color="#007700">, </font><font color="#DD0000">"MONA"</font><font color="#007700">, </font><font color="#DD0000">"RED"</font><font color="#007700">, </font><font color="#DD0000">"DEMODB"</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* check connection */<br /></font><font color="#007700">if (</font><font color="#0000BB">maxdb_connect_errno</font><font color="#007700">()) {<br />&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">printf</font><font color="#007700">(</font><font color="#DD0000">"Connect failed: %s\n"</font><font color="#007700">, </font><font color="#0000BB">maxdb_connect_error</font><font color="#007700">());<br />&nbsp;&nbsp;&nbsp;exit();<br />}<br /><br /></font><font color="#FF8000">/* Table City already exists, so we should get an error */<br /></font><font color="#007700">if (!</font><font color="#0000BB">$maxdb</font><font color="#007700">-&gt;</font><font color="#0000BB">query</font><font color="#007700">(</font><font color="#DD0000">"CREATE TABLE hotel.city (ID INT, Name VARCHAR(30))"</font><font color="#007700">)) {<br />&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">printf</font><font color="#007700">(</font><font color="#DD0000">"Error - SQLSTATE %s.\n"</font><font color="#007700">, </font><font color="#0000BB">$maxdb</font><font color="#007700">-&gt;</font><font color="#0000BB">sqlstate</font><font color="#007700">);<br />}<br /><br /></font><font color="#0000BB">$maxdb</font><font color="#007700">-&gt;</font><font color="#0000BB">close</font><font color="#007700">();<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
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><A
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></A
><P
><B
>例 2. Procedural style</B
></P
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><code><font color="#000000">
<font color="#0000BB">&lt;?php<br />$link </font><font color="#007700">= </font><font color="#0000BB">maxdb_connect</font><font color="#007700">(</font><font color="#DD0000">"localhost"</font><font color="#007700">, </font><font color="#DD0000">"MONA"</font><font color="#007700">, </font><font color="#DD0000">"RED"</font><font color="#007700">, </font><font color="#DD0000">"DEMODB"</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* check connection */<br /></font><font color="#007700">if (</font><font color="#0000BB">maxdb_connect_errno</font><font color="#007700">()) {<br />&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">printf</font><font color="#007700">(</font><font color="#DD0000">"Connect failed: %s\n"</font><font color="#007700">, </font><font color="#0000BB">maxdb_connect_error</font><font color="#007700">());<br />&nbsp;&nbsp;&nbsp;exit();<br />}<br /><br /></font><font color="#FF8000">/* Table City already exists, so we should get an error */<br /></font><font color="#007700">if (!</font><font color="#0000BB">maxdb_query</font><font color="#007700">(</font><font color="#0000BB">$link</font><font color="#007700">, </font><font color="#DD0000">"CREATE TABLE hotel.city (ID INT, Name VARCHAR(30))"</font><font color="#007700">)) {<br />&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">printf</font><font color="#007700">(</font><font color="#DD0000">"Error - SQLSTATE %s.\n"</font><font color="#007700">, </font><font color="#0000BB">maxdb_sqlstate</font><font color="#007700">(</font><font color="#0000BB">$link</font><font color="#007700">));<br />}<br /><br /></font><font color="#0000BB">maxdb_close</font><font color="#007700">(</font><font color="#0000BB">$link</font><font color="#007700">);<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
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><P
>&#13;   The above examples would produce the following output:
  </P
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>Warning: maxdb_query(): -6000 POS(20) Duplicate table name:CITY [I6000] &#60;...&#62;
Error - SQLSTATE I6000.</PRE
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