10 recommended articles about mysql_free_result

mysql_free_result() only needs to be called when considering how much memory will be used when returning a large result set. All associated memory will be automatically released after the script ends. It is a good habit to release the cursor memory after we execute the SELECT statement. . Memory release can be achieved through the PHP function mysql_free_result(). //Define header file, character format header("Content-type:text/html;charset=utf-8"); error_reporting(ERR_ALL & ~ E_NOTICE); ​ //Define local server connection information $servername="localhost"; $username="root"; $password="admin"; $dbname="test"

1. PHP mysqli_free_result() and mysqli_fetch_array() functions

Introduction: mysql_free_result() only Need to be called when considering how much memory will be used when returning a large result set. All associated memory will be automatically released after the script ends. After we execute the SELECT statement, it is a good habit to release the cursor memory. . Memory release can be achieved through the PHP function mysql_free_result().

2. MySQL data table is damaged PHP gets the implementation code of all tables in the MySQL database

Introduction: MySQL data Table damage: MySQL data table is damaged PHP Get the implementation code of all tables in the MySQL database: Copy the code as follows: function list_tables($database) { $rs = mysql_list_tables($database); $tables = array(); while ($row = mysql_fetch_row($rs)) { $tables[] = $row[0]; } mysql_free_result($rs); return $tables;

3. Warning: mysql_free_result ():_PHP Tutorial

Introduction: Warning: mysql_free_result():. Our website prompts such an error, Warning: mysql_free_result(): supplied argument is not a valid MySQL result resource. There are three situations below: The parameters of mysql_free_result are incorrect.

4. php-PHP issues with releasing resource data types

Introduction: PHP Warning: mysql_free_result() expects parameter 1 to be resource, boolean given in D:freehostwuxiaotaowebluntanedit_update.php on line 19 How to solve this error?

5. Warning: mysql_free_result(): supplied argument is not a valid MySQL result

Introduction: Warning: mysql_free_result(): supplied argument is not a valid MySQL result

##6. We have a PHP-related issue, which is quite confusing

Introduction: I want to ask the experts about a PHP problem. I am very confused. The teacher said that mysql_free_result($query); is used to release memory, but I recently found a problem while writing a program. I would like to discuss it with you. Let’s discuss. Mysql_free_result($query); Can it only be used after the query record is completed? For example: $sql="select..."$query=my

7. Warning mysql_free_result(): supplied argument is not a valid MySQL result, how to solve it

##Introduction: Warning> ;: mysql_free_result(): supplied argument is not a valid MySQL result What is wrong with this?8.

Warning: mysql_free_result():

Introduction: Warning: mysql_free_result():. Our website prompts such an error, Warning: mysql_free_result(): supplied argument is not a valid MySQL result resource. There are three situations below: The parameters of mysql_free_result are incorrect.

9.

mysql release result memory code example

Introduction: mysql release result memory code example Definition and usage mysql_free_result() function releases result memory. Returns true if successful, false if failed. Syntax mysql_free_result(data) Parameter Description data Required. The result identifier to be freed. The result identifier is the result returned from mysql_query(). Mention

10. mysql - php There is no error when using ordinary sql statements, but there is a problem when using stored procedures?

Introduction: This is the stored procedure getpath. This is the stored procedure reqstudent. In this way, an error will occur in the second query (each of them individually is OK), and the error message ：Commands out of sync; you can't run this command now Others say to use mysql_free_result(...

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mysql - php There is no error when using ordinary sql statements, but there is a problem when using stored procedures?

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