<?php
/*
* EXAMPLE 1 FILE FOR PTCQUERYBUILDER CLASS, PREPARING QUERIES FOR LATER USAGE
* ALL QUERIES THAT ARE PREPARED WITH THE QUERYBUILDER, NEED PLACE HOLDERS
* TO SEE THE QUERIES EXECUTED REFER TO PTCQUERYBUILDER-EX2.PHP EXAMPLE FILE
*/
require_once( '../PtcQueryBuilder.php' ); // including the query builder component
$qb = new PtcQueryBuilder( ); // initializing the class
/* SELECT ALL RECORDS */
$query = $qb->table( 'test_table' )->prepare( );
/* SELECT WITH COLUMNS SPECIFIED */
$query_with_columns = $qb->table( 'test_table' )
->select( 'some_column as test' )
->prepare( );
/* SELECT WITH A WHERE CLAUSE */
$query_where = $qb->table( 'test_table' )
->where( 'field1' , '=' , ':value' )
->prepare( );
/* SELECT WITH WHERE OR WHERE CLAUSE */
$query_where1 = $qb->table( 'test_table' )
->where( 'field1' , '=' , ':value1' )
->or_where( 'field2' , '=' , ':value2' ) // adds "OR" to the query
//->where( 'field2' , '=' , ':value3' ) // adds "AND" to the query
->prepare( );
/* SELECT WITH LIMIT, GROUP BY, ORDER AND LIMIT */
$query_where2 = $qb->table( 'test_table' )
//->group( 'field1' ) // group by method
->order( 'field1' , 'desc' )
->limit( ':start' , ':end' ) // place holders are used for limit
->prepare( );
/* INSERT */
$fields = array( 'field1' => ':value1' , 'field2' => ':value2' ,'field3' => ':value3' );
$query_insert = $qb->table( 'test_table' )->insert( $fields )->prepare( );
/* UPDATE BASED ON ID */
$fields = array( 'field1' => ':value1' , 'field2' => ':value2' );
$query_update = $qb->table( 'test_table' )
->update( $fields , ':id' )
->prepare( );
/* UPDATE BASED ON A WHERE CLAUSE */
$fields = array( 'field1' => ':value1' , 'field2' => ':value2' );
$query_update1 = $qb->table( 'test_table' )
->where( 'field2' , '=' , ':value3' )
->update( $fields )->prepare( );
/* DELETE BASED ON ID */
$query_delete = $qb->table( 'test_table' )->delete( ':id' )->prepare( );
/* DELETE BASED ON WHERE CLAUSE */
$query_delete1 = $qb->table( 'test_table' )
->where( 'field1' , '=' , ':value' )
->delete( )
->prepare( );
/* ADDING A RAW VALUE INSTEAD OF A PLACE HOLDER , RAW( ) CAN BE USED */
$query_raw = $qb->table( 'test_table' )
->where( 'field1' , '!=' , $qb->raw( 'NOW()' ) )
->prepare( );
/* JOINING TABLES , REPLACE "left_" WITH THE TYPE OF JOIN YOUR ARE LOOKING FOR */
$query_join = $qb->table( 'test_table' )
->left_join( 'test_table1' , 'test_table.id' , '=' , 'test_table1.id' )
->prepare( );
/* SELECT WITH WHERE BETWEEN CLAUSE */
$query_between = $qb->table( 'test_table' )
->where_between( 'field3' , ':value1' , ':value2' )
//->where_not_between( 'field3' , ':value1' , ':value2' )
//->or_where_between( 'field3' , ':value1' , ':value2' )
// ->or_where_not_between( 'field3' , ':value1' , ':value2' )
->prepare( );
/* SELECT WITH WHERE IN CLAUSE */
$query_in = $qb->table( 'test_table' )
->where_in( 'field3' , array( ':1' , ':2' ) )
//->where_not_in( 'column' , array( ':1' , ':2' ) )
//->or_where_in( 'column' , array( ':1' , ':2' ) )
//->or_where_not_in( 'column' , array( ':1' , ':2' ) )
->limit( ':limit' )
->prepare( );
/* COMPLICATED WHERE CLAUSE, USING CLOSURES */
$query_where3 = $qb->table( 'test_table' )
->where( 'field1', '!=', ':value1' )
->or_where( function( $query ) // will generate " OR ( field3 > 10 AND field3 < 100 )
{
$query->where( 'field3', '>', ':value2' )
->where( 'field3' , '<', ':value3' );
} )->prepare( );
/* COMPLICATED JOIN CLAUSE, USING CLOSURES */
$query_join1 = $qb->table( 'test_table' )
->left_join( 'test_table1' , function( $join )
{
$join->on( 'test_table.id' , '=' , 'test_table1.id' )
//->or_on( 'test_table.id' , '=' , 'test_table1.id' )
->on( 'test_table.id' , '=' , 'test_table1.id' );
})->prepare( );
if ( !isset( $running ) ) // preventing the example 1 file to print the queries if example 2 file is used
{
/* PRINTING THE PREPARED STATEMENTS */
print $query . '<br><br>';
print $query_with_columns . '<br><br>';
print $query_where . '<br><br>';
print $query_where1 . '<br><br>';
print $query_where2 . '<br><br>';
print $query_insert . '<br><br>';
print $query_update . '<br><br>';
print $query_update1 . '<br><br>';
print $query_delete . '<br><br>';
print $query_delete1 . '<br><br>';
print $query_raw . '<br><br>';
print $query_join . '<br><br>';
print $query_between . '<br><br>';
print $query_in . '<br><br>';
print $query_where3 . '<br><br>';
print $query_join1 . '<br><br>';
}
// REFER TO PTCQUERYBUILDER-EX2.PHP FILE TO SEE THE QUERIES EXECUTED
|
Stumble It!
Bookmark in del.icio.us
Download
