Ovrimos SQL 函数
PHP 手册

ovrimos_fetch_row

(PHP 4 >= 4.0.3, PHP 5 <= 5.0.5)

ovrimos_fetch_rowFetches a row from the result set

说明

bool ovrimos_fetch_row ( int $result_id [, int $how [, int $row_number ]] )

Fetches a row from the result set. Column values should be retrieved with other calls.

参数

result_id

A result identifier, returned by ovrimos_execute() or ovrimos_exec().

how

Determines how the rows are fetched. This can be one of the following strings (case is not significant):

Option Notes
Next Forward direction from current position. This is the default value.
Prev Backward direction from current position.
First Forward direction from the start.
Last Backward direction from the end.
Absolute Absolute position from the start. Requires rownumber.

rownumber

The row number, first one is 0. Only needed when how is set to Absolute.

返回值

成功时返回 TRUE, 或者在失败时返回 FALSE

范例

Example #1 A fetch row example

<?php
$conn 
ovrimos_connect("remote.host""8001""admin""password");
if (
$conn != 0) {
    echo 
"Connection ok!";
    
$res=ovrimos_exec($conn"select table_id, table_name from sys.tables");
    if (
$res != 0) {
        echo 
"Statement ok!";
        if (
ovrimos_fetch_row($res"First")) {
            
$table_id ovrimos_result($res1);
            
$table_name ovrimos_result($res2);
            echo 
"table_id=" $table_id ", table_name=" $table_name "\n";
            if (
ovrimos_fetch_row($res"Next")) {
                
$table_id ovrimos_result($res"table_id");
                
$table_name ovrimos_result($res"table_name");
                echo 
"table_id=" $table_id ", table_name=" $table_name "\n";
            } else {
                echo 
"Next: error\n";
            }
        } else {
            echo 
"First: error\n";
        }
        
ovrimos_free_result($res);
    }
    
ovrimos_close($conn);
}
?>
This will fetch a row and print the result.

参见


Ovrimos SQL 函数
PHP 手册