mql2 - npm Package Compare versions

Comparing version 0.1.0 to 0.1.1

mql.js

@@ -338,6 +338,7 @@ import {
                   }, lefts),
-                  () => recur([rights, me]));
+                  _ => recur([rights, me]),
+                  _ => me.hook && each(left => left._[me.as] = me.hook(left._[me.as]), lefts));
               }));
             },
-            _ => lefts
+            _ => me.hook ? me.hook(lefts) : lefts
           );
@@ -433,2 +434,2 @@ }
     replace_q: _ => _
-  });
+  });

package.json

 {
   "name": "mql2",
-  "version": "0.1.0",
+  "version": "0.1.1",
   "description": "query builder",
@@ -5,0 +5,0 @@ "main": "index.js",

README.md

@@ -27,2 +27,4 @@ # MQL - Node.js 데이터베이스 쿼리 빌더
     - [SET](#set)
+    - [COLUMN, CL](#column-cl)
+    - [TABLE, TB](#table-tb)
   - [Associations](#associations)
@@ -33,2 +35,3 @@ - [기본](#기본)
     - [Many to many](#many-to-many)
+    - [Hook](#hook)
   - [옵션](#옵션)
@@ -54,4 +57,3 @@ - [DEBUG](#debug)
   password: '1234',
-  database: 'dbname',
-  charset: 'utf8'
+  database: 'dbname'
 });
@@ -158,2 +160,32 @@ ```
 
+### COLUMN, CL
+
+```javascript
+COLUMN == CL; // true
+
+await QUERY `
+  SELECT
+    COLUMN('id', 'bb as cc', 't2.name', 't2.name as name2', { a: 'c' }, { 't3.a': 'd' })
+      ...
+`;
+// SELECT
+//   "id", "bb" AS "cc", "t2"."name", "t2"."name" AS "name2", "a" AS "c", "t3"."a" AS "d"
+//     ...
+```
+
+### TABLE, TB
+
+```javascript
+TABLE == TB; // true
+
+await QUERY `
+  SELECT
+    ...
+    FROM TABLE('t1'), TABLE('tt as t2')
+`;
+// SELECT
+//   ...
+//   FROM "t1", "tt" AS "t2"
+```
+
 ## Associations
@@ -169,2 +201,3 @@
 *  - id
+*  - name
 *
@@ -174,7 +207,9 @@ * posts
 *  - user_id
-*  - is_hidden
-*
+*  - body
+
 * comments
+*  - id
+*  - user_id
 *  - post_id
-*  - is_hidden
+*  - body
 * */
@@ -294,3 +329,3 @@
 ASSOCIATE `
-  posts ${SQL `ORDER BY id DESC LIMIT ${10}`}
+  posts ${SQL `WHERE is_hidden = false ORDER BY id DESC LIMIT ${10}`}
     - user
@@ -368,2 +403,23 @@ < comments ${{
 
+### Hook
+
+`hook`을 이용하여 가상 컬럼이나, 정렬, 필터 등의 추가 작업을 할 수 있습니다. 자신의 안쪽 데이터들이 모두 불려진 후 실행되어 활용하기 좋습니다.
+
+```javascript
+const users = await ASSOCIATE `
+  users ${{hook: users => users.map(u =>
+    Object.assign({}, u, { _popular: !!u._.posts.find(p => p._is_best) })
+  )}}
+    < posts ${{hook: posts => posts.map(
+      p => Object.assign({}, p, { _is_best: p._.comments.length > 1 }))}}
+      - user
+      < comments
+       - user
+`;
+
+users[0]._popular; // true
+users[0]._.posts[0]._is_best; // true
+users[0]._.posts[1]._is_best; // false
+```
+
 ## Transaction
@@ -370,0 +426,0 @@

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Improved metrics

Total package byte prevSize

26475

increased by5.36%

Number of lines in readme file

454

increased by14.07%

No dependency changes