Update Document.md

TommyLemon · web-flow · commit 374ef92e1a03 · 2018-08-20T22:50:41.000+08:00
diff --git a/Document.md b/Document.md
@@ -363,7 +363,7 @@ DELETE: <br > 删除数据 | base_url/delete/ | {<br > &nbsp;&nbsp; TableName:{<
  增加 或 扩展 | "key+":Object，Object的类型由key指定，且类型为Number,String,JSONArray中的一种。如 82001,"apijson",["url0","url1"] 等。只用于PUT请求 | "praiseUserIdList+":[82001]，添加一个点赞用户id，即这个用户点了赞
  减少 或 去除 | "key-":Object，与"key+"相反 | "balance-":100.00，余额减少100.00，即花费了100元
  逻辑运算 | &, \|, ! 逻辑运算符 <br /><br />① & 可用于"key&{}":"条件"等<br /><br />② \| 可用于"key\|{}":"条件", "key\|{}":[]等，一般可省略<br /><br />③ ! 可单独使用，如"key!":Object，也可像&,\|一样配合其他功能符使用 |  ① ["id&{}":">80000,<=90000"](http://apijson.cn:8080/head/{"User":{"id&{}":">80000,<=90000"}})，即id满足id>80000 & id<=90000<br /><br /> ② ["id\|{}":">90000,<=80000"](http://apijson.cn:8080/head/{"User":{"id\|{}":">90000,<=80000"}})，同"id{}":">90000,<=80000"，即id满足id>90000 \| id<=80000<br /><br /> ③ ["id!{}":[82001,38710]](http://apijson.cn:8080/head/{"User":{"id!{}":[82001,38710]}})，即id满足 ! (id=82001 \| id=38710)，可过滤黑名单的消息
- 数组关键词 | "key":Object，key为 "[]":{} 中{}内的关键词，Object的类型由key指定<br /><br />① "count":Integer，查询数量，假设允许查询数组的最大数量为max(默认为100)，则当count在1~max范围内时，查询count个；否则查询max个 <br /><br />② "page":Integer，查询页码，从0开始，一般和count一起用<br /><br />③ "query":Integer，查询内容<br />0-对象，1-总数，2-以上全部<br />总数关键词为total，和query同级，通过引用赋值得到，如 "total@":"/[]/total" <br />这里query及total仅为GET类型的请求提供方便，一般可直接用HEAD类型的请求获取总数<br /><br />④ "join":"&/Table0/key0@,\</Table1/key1@"<br />多表连接方式：<br /> "\<" - LEFT JOIN <br /> ">" - RIGHT JOIN <br /> "&" - INNER JOIN <br /> "\|" - FULL JOIN <br />  "!" - OUTTER JOIN <br />  | ① 查询User数组，最多5个：<br />["count":5](http://apijson.cn:8080/get/{"[]":{"count":5,"User":{}}})<br /><br /> ② 查询第3页的User数组，每页5个：<br />["count":5,<br />"page":3](http://apijson.cn:8080/get/{"[]":{"count":5,"page":3,"User":{}}})<br /><br /> ③ 查询User数组和对应的User总数：<br />["[]":{<br /> &nbsp;&nbsp; "query":2,<br /> &nbsp;&nbsp; "User":{}<br />},<br />"total@":"/[]/total"](http://apijson.cn:8080/get/{"[]":{"query":2,"count":5,"User":{}},"total@":"%252F[]%252Ftotal"})<br /><br /> ④ Moment INNER JOIN User LEFT JOIN Comment：<br />["[]":{<br /> &nbsp;&nbsp; "join": "&/User/id@,\</Comment/momentId@",<br /> &nbsp;&nbsp; "Moment":{},<br /> &nbsp;&nbsp; "User":{<br /> &nbsp;&nbsp;&nbsp;&nbsp; "name?":"t",<br /> &nbsp;&nbsp;&nbsp;&nbsp; "id@": "/Moment/userId"<br /> &nbsp;&nbsp; },<br /> &nbsp;&nbsp; "Comment":{<br /> &nbsp;&nbsp;&nbsp;&nbsp; "momentId@": "/Moment/id"<br /> &nbsp;&nbsp; }<br />}](http://apijson.org:8080/get/{"[]":{"count":5,"join":"&%252FUser%252Fid@,<%252FComment%252FmomentId@","Moment":{"@column":"id,userId,content"},"User":{"name%253F":"t","id@":"%252FMoment%252FuserId","@column":"id,name,head"},"Comment":{"momentId@":"%252FMoment%252Fid","@column":"id,momentId,content"}}})
+ 数组关键词 | "key":Object，key为 "[]":{} 中{}内的关键词，Object的类型由key指定<br /><br />① "count":Integer，查询数量，假设允许查询数组的最大数量为max(默认为100)，则当count在1~max范围内时，查询count个；否则查询max个 <br /><br />② "page":Integer，查询页码，从0开始，一般和count一起用<br /><br />③ "query":Integer，查询内容<br />0-对象，1-总数，2-以上全部<br />总数关键词为total，和query同级，通过引用赋值得到，如 "total@":"/[]/total" <br />这里query及total仅为GET类型的请求提供方便，一般可直接用HEAD类型的请求获取总数<br /><br />④ "join":"&/Table0/key0@,\</Table1/key1@"<br />多表连接方式：<br /> "\<" - LEFT JOIN <br /> ">" - RIGHT JOIN <br /> "&" - INNER JOIN <br /> "\|" - FULL JOIN <br />  "!" - OUTTER JOIN <br />  | ① 查询User数组，最多5个：<br />["count":5](http://apijson.cn:8080/get/{"[]":{"count":5,"User":{}}})<br /><br /> ② 查询第3页的User数组，每页5个：<br />["count":5,<br />"page":3](http://apijson.cn:8080/get/{"[]":{"count":5,"page":3,"User":{}}})<br /><br /> ③ 查询User数组和对应的User总数：<br />["[]":{<br /> &nbsp;&nbsp; "query":2,<br /> &nbsp;&nbsp; "User":{}<br />},<br />"total@":"/[]/total"](http://apijson.cn:8080/get/{"[]":{"query":2,"count":5,"User":{}},"total@":"%252F[]%252Ftotal"})<br /><br /> ④ Moment INNER JOIN User LEFT JOIN Comment：<br />["[]":{<br /> &nbsp;&nbsp; "join": "&/User/id@,\</Comment/momentId@",<br /> &nbsp;&nbsp; "Moment":{},<br /> &nbsp;&nbsp; "User":{<br /> &nbsp;&nbsp;&nbsp;&nbsp; "name?":"t",<br /> &nbsp;&nbsp;&nbsp;&nbsp; "id@": "/Moment/userId"<br /> &nbsp;&nbsp; },<br /> &nbsp;&nbsp; "Comment":{<br /> &nbsp;&nbsp;&nbsp;&nbsp; "momentId@": "/Moment/id"<br /> &nbsp;&nbsp; }<br />}](http://apijson.cn:8080/get/{"[]":{"count":5,"join":"&%252FUser%252Fid@,<%252FComment%252FmomentId@","Moment":{"@column":"id,userId,content"},"User":{"name%253F":"t","id@":"%252FMoment%252FuserId","@column":"id,name,head"},"Comment":{"momentId@":"%252FMoment%252Fid","@column":"id,momentId,content"}}})
  对象关键词，可自定义 | "@key":Object，@key为 Table:{} 中{}内的关键词，Object的类型由@key指定<br /><br />① "@combine":"&key0,\|key1,!key2,..."，条件组合方式，\| 可省略<br /><br />② "@column":"column;function(arg)..."，返回字段<br /><br />③ "@order":"column0+,column1-..."，排序方式<br /><br />④ "@group":"column0,column1..."，分组方式。如果@column里声明了Table的id，则id也必须在@group中声明；其它情况下必须满足至少一个条件:<br />1.分组的key在@column里声明<br />2.Table主键在@group中声明 <br /><br />⑤ "@having":"function0(...)?value0;function1(...)?value1;function2(...)?value2..."，SQL函数条件，一般和@group一起用，函数一般在@column里声明<br /><br />⑥ "@otherKey": Object，自定义关键词，名称和以上系统关键词不一样，且原样返回上传的值 | ① 搜索name或tag任何一个字段包含字符a的User列表：<br />["name?":"a",<br />"tag?":"a",<br />"@combine":"name?,tag?"](http://apijson.cn:8080/get/{"User[]":{"count":10,"User":{"@column":"id,name,tag","name%253F":"a","tag%253F":"a","@combine":"name%253F,tag%253F"}}})<br /><br /> ② 只查询id,sex,name这几列并且请求结果也按照这个顺序：<br />["@column":"id,sex,name"](http://apijson.cn:8080/get/{"User":{"@column":"id,sex,name","id":38710}})<br /><br /> ③ 查询按 name降序、id默认顺序 排序的User数组：<br />["@order":"name-,id"](http://apijson.cn:8080/get/{"[]":{"count":10,"User":{"@column":"name,id","@order":"name-,id"}}})<br /><br /> ④ 查询按userId分组的Moment数组：<br />["@group":"userId,id"](http://apijson.cn:8080/get/{"[]":{"count":10,"Moment":%7B"@column":"userId,id","@group":"userId,id"}}})<br /><br /> ⑤ 查询 按userId分组、id最大值>=100 的Moment数组：<br />["@column":"userId;max(id)",<br />"@group":"userId",<br />"@having":"max(id)>=100"](http://apijson.cn:8080/get/{"[]":{"count":10,"Moment":{"@column":"userId%253Bmax(id)","@group":"userId","@having":"max(id)>=100"}}})<br />还可以指定函数返回名：<br />["@column":"userId;max(id):maxId",<br />"@group":"userId",<br />"@having":"maxId>=100"](http://apijson.cn:8080/get/{"[]":{"count":10,"Moment":{"@column":"userId%253Bmax(id):maxId","@group":"userId","@having":"maxId>=100"}}})<br /><br /> ⑥ 从pictureList获取第0张图片：<br />["@position":0, //这里@position为自定义关键词<br />"firstPicture()":"getFromArray(pictureList,@position)"](http://apijson.cn:8080/get/{"User":{"id":38710,"@position":0,"firstPicture()":"getFromArray(pictureList,@position)"}})
 
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