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POConfusing in phpmysql concatenation
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  1. POConfusing in phpmysql concatenation
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    copied!<p>I have the script like:</p> <pre><code>$sLimit = ""; if ( isset( $_POST['iDisplayStart'] ) &amp;&amp; $_POST['iDisplayLength'] != '-1' ) { $sLimit = "LIMIT ".mysql_real_escape_string( $_POST['iDisplayStart'] ).", ". mysql_real_escape_string( $_POST['iDisplayLength'] ); } if ( isset( $_POST['iSortCol_0'] ) ) { $sOrder = "ORDER BY "; for ( $i=0 ; $i&lt;intval( $_POST['iSortingCols'] ) ; $i++ ) { if ( $_POST[ 'bSortable_'.intval($_POST['iSortCol_'.$i]) ] == "true" ) { $sOrder .= $aColumns[ intval( $_POST['iSortCol_'.$i] ) ]." ".mysql_real_escape_string( $_POST['sSortDir_'.$i] ) .", "; } } $sOrder = substr_replace( $sOrder, "", -2 ); if ( $sOrder == "ORDER BY" ) { $sOrder = ""; } } $sGroupBy = " GROUP BY A.Range_sampling, A.Lot_no "; $sQuery = "SELECT SQL_CALC_FOUND_ROWS DATE(A.Inspection_datetime) AS Date, A.Line, A.Model, A.Lot_no,A.Range_sampling,COUNT(A.Serial_number) AS Error,B.name AS PIC FROM inspection_report A LEFT JOIN Employee B ON A.NIK=B.NIK WHERE CHAR_LENGTH( A.Range_sampling ) &lt; 17 AND MONTH(A.Inspection_datetime)=MONTH(CURRENT_DATE)" .$sGroupBy.$sOrder.$sLimit; //error $rResult = mysql_query($sQuery) or _doError(_ERROR30 . ' (&lt;small&gt;' . htmlspecialchars($sql) . '&lt;/small&gt;): ' . mysql_error() ); </code></pre> <p>for this script I got error:</p> <pre><code>You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '0, 10' at line 7 </code></pre> <hr> <p>after add space show:</p> <pre><code>Error message is :: "Error occuered during query execution: (&lt;small&gt;&lt;/small&gt;): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'desc LIMIT 0, 10' at line 8"; </code></pre> <hr> <p>The full query:</p> <p><code>SELECT SQL_CALC_FOUND_ROWS DATE(A.Inspection_datetime) AS Date, A.Line, A.Model, A.Lot_no,A.Range_sampling,COUNT(A.Serial_number) AS Error,B.name AS PIC FROM inspection_report A LEFT JOIN Employee B ON A.NIK=B.NIK WHERE CHAR_LENGTH( A.Range_sampling ) &lt; 17 AND MONTH(A.Inspection_datetime)=MONTH(CURRENT_DATE) GROUP BY A.Range_sampling, A.Lot_no ORDER BY desc LIMIT 0, 10</code></p>
 

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