maxdb_num_rows

(PECL maxdb >= 1.0)
Gets the number of rows in a result
int maxdb_num_rows ( resource $result )

Procedural style

Object oriented style

int $maxdb->num_rows;

Returns the number of rows in the result set.

The use of maxdb_num_rows() depends on whether you use buffered or unbuffered result sets. In case you use unbuffered resultsets maxdb_num_rows() will not correct the correct number of rows until all the rows in the result have been retrieved.

Returns:

Returns number of rows in the result set.

Note:

If the number of rows is greater than maximal int value, the number will be returned as a string.

Examples:
Object oriented style
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<?php
$maxdb new maxdb("localhost""MONA""RED""DEMODB");
 
/* check connection */
if (maxdb_connect_errno()) {
   printf("Connect failed: %s\n", maxdb_connect_error());
   exit();
}
 
if ($result $maxdb->query("SELECT cno, name FROM hotel.customer ORDER BY name")) {
 
   /* determine number of rows result set */
   $row_cnt $result->num_rows;
 
   printf("Result set has %d rows.\n"$row_cnt);
 
   /* close result set */
   $result->close();
}
 
/* close connection */
$maxdb->close();
?>
Procedural style
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<?php
$link = maxdb_connect("localhost""MONA""RED""DEMODB");
 
/* check connection */
if (maxdb_connect_errno()) {
   printf("Connect failed: %s\n", maxdb_connect_error());
   exit();
}
 
if ($result = maxdb_query($link"SELECT cno, name FROM hotel.customer ORDER BY name")) {
 
   /* determine number of rows result set */
   $row_cnt = maxdb_num_rows($result);
 
   printf("Result set has %d rows.\n"$row_cnt);
 
   /* close result set */
   maxdb_free_result($result);
}
 
/* close connection */
maxdb_close($link);
?>
See also:

maxdb_affected_rows() -

maxdb_store_result() -

maxdb_use_result() -

maxdb_query() -

doc_php
2025-01-10 15:47:30
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