fix: slow find with include in mysql (#1304)

* fix: slow find with include in mysql

* fix: test

* fix: test

* chore: console.log

* chore: test

packages/core/database/src/__tests__/relation-repository/has-many-repository.test.ts

@@ -249,7 +249,7 @@ describe('has many repository', () => {
     expect(p1.title).toEqual('u1t1');
   });
 
-  test('find', async () => {
+  test('find with has many', async () => {
     const u1 = await User.repository.create({ values: { name: 'u1' } });
 
     const t1 = await Tag.repository.create({ values: { name: 't1' } });

packages/core/database/src/repository.ts

@@ -269,7 +269,12 @@ export class Repository<TModelAttributes extends {} = any, TCreationAttributes e
           attributes: [primaryKeyField],
           group: `${model.name}.${primaryKeyField}`,
           transaction,
-        })
+          include: opts.include.filter((include) => {
+            return (
+              Object.keys(include.where || {}).length > 0 || JSON.stringify(opts?.filter)?.includes(include.association)
+            );
+          }),
+        } as any)
       ).map((row) => {
         return { row, pk: row.get(primaryKeyField) };
       });
@@ -278,6 +283,16 @@ export class Repository<TModelAttributes extends {} = any, TCreationAttributes e
         return [];
       }
 
+      const templateModel = await model.findOne({
+        ...opts,
+        includeIgnoreAttributes: false,
+        attributes: [primaryKeyField],
+        group: `${model.name}.${primaryKeyField}`,
+        transaction,
+        limit: 1,
+        offset: 0,
+      } as any);
+
       const where = {
         [primaryKeyField]: {
           [Op.in]: ids.map((id) => id['pk']),
@@ -297,7 +312,7 @@ export class Repository<TModelAttributes extends {} = any, TCreationAttributes e
             return { rows, include };
           });
         }),
-        templateModel: ids[0].row,
+        templateModel: templateModel,
       });
     } else {
       rows = await model.findAll({