php-doc-en/reference/cubrid/functions/cubrid-drop.xml

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<refentry xml:id="function.cubrid-drop" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 <refnamediv>
  <refname>cubrid_drop</refname>
  <refpurpose>Delete an instance using OID</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>bool</type><methodname>cubrid_drop</methodname>
   <methodparam><type>resource</type><parameter>conn_identifier</parameter></methodparam>  
   <methodparam><type>string</type><parameter>oid</parameter></methodparam>  
  </methodsynopsis>
  <para>
    The <function>cubrid_drop</function> function is used to delete an
    instance from database by using the <parameter>oid</parameter> of the instance.
  </para>
 </refsect1>

  <refsect1 role="parameters">
 &reftitle.parameters;
 <para>
  <variablelist>
    <varlistentry>
  <term><parameter>conn_identifier</parameter></term>
  <listitem><para>Connection identifier.</para></listitem>
   </varlistentry>
   <varlistentry>
  <term><parameter>oid</parameter></term>
  <listitem><para>Oid of the instance that you want to delete.</para></listitem>
   </varlistentry>
  </variablelist>
  </para>
 </refsect1>
 
  <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
    &true;, when process is successful.
  </para>
    <para>
    &false;, when process is unsuccessful.
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <example>
   <title><function>cubrid_drop</function> example</title>
   <programlisting role="php">
<![CDATA[
<?php
$conn = cubrid_connect("localhost", 33000, "demodb");

@cubrid_execute($conn, "DROP TABLE foo");
cubrid_execute($conn, "CREATE TABLE foo(a int AUTO_INCREMENT, b set(int), c list(int), d char(10))");
cubrid_execute($conn, "INSERT INTO foo(a, b, c, d) VALUES(1, {1,2,3}, {11,22,33,333}, 'a')");
cubrid_execute($conn, "INSERT INTO foo(a, b, c, d) VALUES(2, {4,5,7}, {44,55,66,666}, 'b')");

$req = cubrid_execute($conn, "SELECT * FROM foo", CUBRID_INCLUDE_OID);

cubrid_move_cursor($req, 1, CUBRID_CURSOR_FIRST);
$oid = cubrid_current_oid($req);

printf("--- Before Drop: ---\n");
$attr = cubrid_get($conn, $oid);
var_dump($attr);

if (cubrid_drop($conn, $oid)) {
    cubrid_commit($conn);
} else {
    cubrid_rollback($conn);
}

cubrid_close_request($req);

$req = cubrid_execute($conn, "SELECT * FROM foo", CUBRID_INCLUDE_OID);

cubrid_move_cursor($req, 1, CUBRID_CURSOR_FIRST);
$oid = cubrid_current_oid($req);

printf("\n--- After Drop: ---\n");
$attr = cubrid_get($conn, $oid);
var_dump($attr);

cubrid_close_request($req);
cubrid_disconnect($conn);
?>
]]>
   </programlisting>
    &example.outputs;
    <screen>
<![CDATA[
--- Before Drop: ---
array(4) {
  ["a"]=>
  string(1) "1"
  ["b"]=>
  array(3) {
    [0]=>
    string(1) "1"
    [1]=>
    string(1) "2"
    [2]=>
    string(1) "3"
  }
  ["c"]=>
  array(4) {
    [0]=>
    string(2) "11"
    [1]=>
    string(2) "22"
    [2]=>
    string(2) "33"
    [3]=>
    string(3) "333"
  }
  ["d"]=>
  string(10) "a         "
}

--- After Drop: ---
array(4) {
  ["a"]=>
  string(1) "2"
  ["b"]=>
  array(3) {
    [0]=>
    string(1) "4"
    [1]=>
    string(1) "5"
    [2]=>
    string(1) "7"
  }
  ["c"]=>
  array(4) {
    [0]=>
    string(2) "44"
    [1]=>
    string(2) "55"
    [2]=>
    string(2) "66"
    [3]=>
    string(3) "666"
  }
  ["d"]=>
  string(10) "b         "
}
]]>
   </screen>
  </example>
 </refsect1>

  <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
   <member><function>cubrid_is_instance</function></member>
   </simplelist>
  </para>
 </refsect1>

</refentry>

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