update query

mavinoo · web-flow · commit 58dbcfa37f5b · 2017-10-15T15:40:57.000+03:30
Query Optimization and Query Troubleshooting
diff --git a/src/UpdateBatch.php b/src/UpdateBatch.php
@@ -49,17 +49,16 @@ public function updateBatch($table, $values, $index)
             {
                 if ($field !== $index)
                 {
-                    $final[$field][] = 'WHEN "' . $val[$index] . '" THEN "' . $val[$field] . '" ';
+                    $final[$field][] = 'WHEN `'. $index .'` = "' . $val[$index] . '" THEN "' . $val[$field] . '" ';
                 }
             }
         }
 
         $cases = '';
         foreach ($final as $k => $v)
         {
-            $cases .= $k.' = (CASE '.$val[$index]['field']."\n"
-                . implode("\n", $v) . "\n"
-                . 'ELSE '.$k.' END), ';
+            $cases .= $k.' = (CASE '. implode("\n", $v) . "\n"
+                            . 'ELSE '.$k.' END), ';
         }
 
         $query = 'UPDATE ' . $table . ' SET '. substr($cases, 0, -2) . ' WHERE ' . $index . ' IN('.implode(',', $ids).')';

Original file line number	Diff line number	Diff line change
`@@ -49,17 +49,16 @@ public function updateBatch($table, $values, $index)`
`49`	`49`	`{`
`50`	`50`	`if ($field !== $index)`
`51`	`51`	`{`
`52`		`- $final[$field][] = 'WHEN "' . $val[$index] . '" THEN "' . $val[$field] . '" ';`
	`52`	+ $final[$field][] = 'WHEN `'. $index .'` = "' . $val[$index] . '" THEN "' . $val[$field] . '" ';
`53`	`53`	`}`
`54`	`54`	`}`
`55`	`55`	`}`
`56`	`56`
`57`	`57`	`$cases = '';`
`58`	`58`	`foreach ($final as $k => $v)`
`59`	`59`	`{`
`60`		`- $cases .= $k.' = (CASE '.$val[$index]['field']."\n"`
`61`		`- . implode("\n", $v) . "\n"`
`62`		`- . 'ELSE '.$k.' END), ';`
	`60`	`+ $cases .= $k.' = (CASE '. implode("\n", $v) . "\n"`
	`61`	`+ . 'ELSE '.$k.' END), ';`
`63`	`62`	`}`
`64`	`63`
`65`	`64`	`$query = 'UPDATE ' . $table . ' SET '. substr($cases, 0, -2) . ' WHERE ' . $index . ' IN('.implode(',', $ids).')';`