Merge pull request #554 from MoonE/support-alter-table-with-column-check-constraint

Allow parsing ALTER TABLE statement with column check constraint

Author: MauricioFauth

src/Components/AlterOperation.php

@@ -422,7 +422,11 @@ public static function parse(Parser $parser, TokensList $list, array $options =
                     } elseif (($token->value === ',') && ($brackets === 0)) {
                         break;
                     }
-                } elseif (! self::checkIfTokenQuotedSymbol($token) && $token->type !== Token::TYPE_STRING) {
+                } elseif (
+                    ! self::checkIfTokenQuotedSymbol($token) &&
+                    $token->type !== Token::TYPE_STRING &&
+                    $token->value !== 'CHECK'
+                ) {
                     if (isset(Parser::$STATEMENT_PARSERS[$arrayKey]) && Parser::$STATEMENT_PARSERS[$arrayKey] !== '') {
                         $list->idx++; // Ignore the current token
                         $nextToken = $list->getNext();

tests/Parser/AlterStatementTest.php

@@ -45,6 +45,7 @@ public function alterProvider(): array
             ['parser/parseAlterTablePartitionByRange1'],
             ['parser/parseAlterTablePartitionByRange2'],
             ['parser/parseAlterTableCoalescePartition'],
+            ['parser/parseAlterTableAddColumnWithCheck'],
             ['parser/parseAlterTableAddSpatialIndex1'],
             ['parser/parseAlterTableDropAddIndex1'],
             ['parser/parseAlterTableDropColumn1'],

tests/data/parser/parseAlterTableAddColumnWithCheck.in

@@ -0,0 +1 @@
+ALTER TABLE `xx` ADD `json` longtext CHARACTER SET utf8mb4 COLLATE utf8mb4_bin NOT NULL CHECK (json_valid(`json`));