mybatis3

0.2.2 • Public • Published

mybatis3 mapper

mybatis3 mapper

Travis

Support

  • select, upate, delete, insert
  • include
  • if
  • choose, when, otherwise
  • trim, where, set
  • foreach
  • bind

Usage

var mybatis3 = require('mybatis3')
mybatis3.table('tableName', 'path/to/xmls', [xmls])
 
const Board = mybatis3.table('tableName')
Board.getList().then()

example

insert

// Read files in custom folders
 .
 ├── xmls
 │     └── basic.xml
 └── app.js
// basic.xml
<?xml version="1.0"?>
<query>
    <insert id="insert">
        INSERT INTO TBL_BOARD(BRDTITLE, BRDMEMO, BRDWRITER, BRDDATE)
        VALUES (:brdtitle, :brdmemo, :brdwriter, NOW())
    </insert>
</query>
var mybatis3 = require('mybatis3')
mybatis3.table('Board', 'path/to/xmls', ['basic'])
 
var Board = mybatis3.table('Board')
var params = {
  brdtitle: 'test board',
  brdmemo: 'test',
  brdwriter: 'james kim'
}
 
// 1. get query
Board.insert(params).then(sql => console.log(sql))
// INSERT INTO TBL_BOARD(BRDTITLE, BRDMEMO, BRDWRITER, BRDDATE) VALUES ('test board', 'test', 'james kim', NOW())
 
// 2. execute-1, auto release
var conn = // mysql connection, has `query, release` method
Board.insert(params, conn).then(data => console.log(data)) // executed result
Board.lastQuery // can access last query by `lastQuery` getter
 
 
// 3. execute-2
var pool = // mysql connection pool, has `query` method
mybatis3.setConnection(pool)
Board.insert(params).then(data => console.log(data)) // executed result
Board.lastQuery // can access last query by `lastQuery` getter
 
// 4. transaction
var pool = // mysql connection pool, has `getConnection` method
mybatis3.setConnection(pool)
mybatis3.transaction(async conn => {
    const Board = conn.table('Board')
    const data = await Board.getList()
    Board.lastQuery // can access last query by `lastQuery` getter
    return data
}).then(data => console.log(data))

more example

see test https://github.com/pruge/mybatis3/tree/master/test

basic

<?xml version="1.0"?>
<query>
    <sql id="includeWhere">
        WHERE id=:brdno
    </sql>
    <sql id="includeWhere2">
        WHERE id=:brdno
    </sql>
    <select id="getList">
        SELECT * FROM TBL_BOARD
    </select>
    <insert id="insert">
        INSERT INTO TBL_BOARD(BRDTITLE, BRDMEMO, BRDWRITER, BRDDATE)
        VALUES (:brdtitle, :brdmemo, :brdwriter, NOW())
    </insert>
    <update id="update">
        UPDATE TBL_BOARD
        SET BRDTITLE=:brdtitle, BRDMEMO=:brdmemo, BRDWRITER=:brdwriter
    </update>
    <delete id="delete">
        DELETE FROM TBL_BOARD
        <include refid="includeWhere" />
    </delete>
</query>

if

<?xml version="1.0"?>
<query>
    <insert id="insert">
        INSERT INTO TBL_BOARD(BRDTITLE, BRDMEMO, BRDWRITER, BRDDATE)
        VALUES (:brdtitle, :brdmemo, :brdwriter, NOW())
        <if test=":cnt === 0 || :cnt === undefined">
            ORDER BY created DESC
        </if>
        <if test=":cnt === 1">
            ORDER BY created DESC
        </if>
        <if test=":cnt === 2">
            ORDER BY created DESC
        </if>
        TEST
    </insert>
</query>

choose, when, otherwise

<?xml version="1.0"?>
<query>
    <select id="getList">
        SELECT * FROM BLOG WHERE state = ‘ACTIVE’
        <choose>
            <when test=":title != null">
                AND title like :title
            </when>
            <when test=":author != null and :author.name != null">
                AND author_name like :author.name
            </when>
            <otherwise>
                AND featured = 1
            </otherwise>
        </choose>
    </select>
</query>

foreach

<?xml version="1.0"?>
<query>
    <select id="selectPostIn">
        SELECT *
        FROM POST P
        WHERE ID in
        <foreach item="item" index="index" collection="list" open="(" separator="," close=")">
            :item
        </foreach>
    </select>
</query>

trim, where, set

<?xml version="1.0"?>
<query>
    <select id="getList">
        SELECT * FROM BLOG
        <where>
            <if test=":state != null">
                state = :state
            </if>
            <if test=":title != null">
                AND title like :title
            </if>
            <if test=":author != null and :author.name != null">
                AND author_name like :author.name
            </if>
        </where>
    </select>
    <select id="getList2">
        SELECT * FROM BLOG
        <trim prefix="WHERE" prefixOverrides="AND |OR ">
            <if test=":state != null">
                state = :state
            </if>
            <if test=":title != null">
                AND title like :title
            </if>
            <if test=":author != null and :author.name != null">
                AND author_name like :author.name
            </if>
        </trim>
    </select>
    <update id="updateAuthorIfNecessary">
        update Author
        <set>
            <if test=":username != null">
                username=:username,
            </if>
            <if test=":password != null">
                password=:password,
            </if>
            <if test=":email != null">
                email=:email,
            </if>
            <if test=":bio != null">
                bio=:bio
            </if>
        </set>
        where id=:id
    </update>
</query>

bind

<?xml version="1.0"?>
<query>
    <select id="selectBlogsLike">
        <bind name="pattern" value="'%' + :blog.getTitle() + '%'" />
        SELECT * FROM BLOG
        WHERE title LIKE :pattern
    </select>
</query>

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npm i mybatis3

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Version

0.2.2

License

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