PHP Classes

Automatic Priority Setting in any table Modified: Update or delete MySQL records with given priority

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priority-class 1.0.0GNU General Publi...5PHP 5, Databases
Description 

Author

Gautam Lohar

This class can update or delete MySQL records with given priority.

It can find records in a given MySQL table that match a given condition and have a given priority field set to a given value

The class sets priority field of the found records to a new value.

It can also delete records that match given conditions.

The table names and the fields that have the priority values are configurable parameters.

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Example

<?php
    ########### INSTRUCTIONS #############
    /*
    Run follwing two queries on your sample database or test datatbase then make connection and run this page on your browser
   
   
    create table test(TestID smallint unsigned not null PRIMARY KEY auto_increment,TestName varchar(20) not null default '',Priority tinyint(3) unsigned not null default 0)

    INSERT INTO `gatloding`.`test` (`TestID`, `TestName`, `Priority`) VALUES (NULL, 'Test1', '1'), (NULL, 'Test2', '2'), (NULL, 'Test3', '3'), ('4', 'Test4', '4'), ('5', 'Test5', '5')

     */
    #######################################
    include("connection.php");
    include("priority.php");
   
    $tableName = "product_parts";
    $fieldName = "unique_ids";
    $primaryKey = "part_id";
   
   
    $priorityObj = new priority($tableName,$fieldName,$primaryKey);
    $a_condiotionIDs = array('product_sku'=>'DVP8922');

   
    /*****To update priority or serial no*/
    /* $id = 4;
    $serialNo = 1;
    $oldSerialNo = 4;
    $priorityObj -> updatePriority($id,$serialNo,$oldSerialNo); */
    /***************************/

    /*****To maintain priority/serialno when we delete a PrimaryID*/
    //Please uncomment following two lines for delete
    $id = 604;
    $priorityObj -> deletePriority($id,$a_condiotionIDs);
    /**************************/

    echo "Done successfully";

?>

  Files folder image Files (3)  
File Role Description
Accessible without login Plain text file connection.php Aux. connection file
Accessible without login Plain text file example.php Example Example
Plain text file priority.php Class Priority Class

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