release: v0.2.1 生产加固 — WAL CRC/约束激活/Hybrid提交顺序/RESTRICT外键/浏览器兼容表/debug模式/onError回调

src/engine/memory.ts

@@ -295,7 +295,7 @@ export class MemoryEngine implements IStorageEngine {
       if (refTableName === tableName) continue;
 
       for (const [colName, colDef] of Object.entries(refSchema.columns)) {
-        if (!colDef.references || !colDef.onDelete || colDef.onDelete === 'RESTRICT') continue;
+        if (!colDef.references || !colDef.onDelete) continue;
 
         const [refTable, refCol] = colDef.references.split('.');
         if (refTable !== tableName) continue;
@@ -312,6 +312,14 @@ export class MemoryEngine implements IStorageEngine {
           }
         }
 
+        // RESTRICT: 存在引用行时禁止删除
+        if (colDef.onDelete === 'RESTRICT' && toDelete.length > 0) {
+          throw new DatabaseError(
+            `Cannot delete from "${tableName}": foreign key "${colName}" in "${refTableName}" has dependent rows`,
+            'FOREIGN_KEY_VIOLATION',
+          );
+        }
+
         if (colDef.onDelete === 'CASCADE') {
           // 递归级联
           for (const refPk of toDelete) {