Only treat 32bit signed integers as integers so that 32bit clients won’t have trouble.

framework/db/Schema.php

@@ -409,15 +409,12 @@ abstract class Schema extends Object
 		static $typeMap = [ // abstract type => php type
 			'smallint' => 'integer',
 			'integer' => 'integer',
-			'bigint' => 'integer',
 			'boolean' => 'boolean',
 			'float' => 'double',
 		];
 		if (isset($typeMap[$column->type])) {
-			if ($column->type === 'bigint') {
-				return PHP_INT_SIZE == 8 && !$column->unsigned ? 'integer' : 'string';
-			} elseif ($column->type === 'integer') {
-				return PHP_INT_SIZE == 4 && $column->unsigned ? 'string' : 'integer';
+			if ($column->type === 'integer') {
+				return $column->unsigned ? 'string' : 'integer';
 			} else {
 				return $typeMap[$column->type];
 			}