join_type 该参数为以下项之一:[INNNER]JOIN LEFT[OUTER]JOIN RIGHT[OUTER]JOIN FULL[OUTER]JOIN CROSS JOIN 对于 INNER 和 OUTER 联接类型,必须指定联接条件,即恰好是 NATURAL、ON join_condition 或 USING(join_column[,.])之一。...
示例 示例1 outer_keys=['e66fd4aa-f281-472f-b919-fc7e7474de25','66fee78d-1887-42ec-9119-a9b50b7fbca2']say(concat('keys[1]=',get(outer_keys,1)))say(concat('keys[2]=',get(outer_keys,2)))inner_keys=[]set(inner_keys,'dev','...
结果显示如下:NOTICE:outer raise a:1 NOTICE:call outer local_procedure NOTICE:inner raise a:1 NOTICE:outer raise a:10 如果您尝试使用在 local_proc 之后声明的变量,则会出现语法错误。DECLARE a INT:=1;可以使用 a PROCEDURE ...
RIGHT OUTER JOIN 与LEFT OUTER JOIN类似,如果分区剪裁条件放在ON子句中则只有RIGHT OUTER JOIN的左表生效。如果分区剪裁条件放在WHERE中,则两张表都会生效。FULL OUTER JOIN 分区剪裁条件只有都放在WHERE子句中才会生效,放在ON子句中都...
示例 示例1 outer_keys=['e66fd4aa-f281-472f-b919-fc7e7474*','66fee78d-1887-42ec-9119-a9b50b7f*']say(concat('keys[1]=',get(outer_keys,1)))say(concat('keys[2]=',get(outer_keys,2)))inner_keys=[]set(inner_keys,'dev','243390eb-...
PROCEDURE outer_proc IS outer_var sub_type;使用外层的局部类型sub_type FUNCTION inner_func(name sub_type)RETURN sub_type IS BEGIN RETURN name|'inner';返回了类型为sub_type的返回值 END;BEGIN outer_var:=inner_func('outer-');...
示例 示例1 outer_keys=['e66fd4aa-f281-472f-b919-fc7e7474*','66fee78d-1887-42ec-9119-a9b50b7f*']say(concat('keys[1]=',get(outer_keys,1)))say(concat('keys[2]=',get(outer_keys,2)))inner_keys=[]set(inner_keys,'dev','243390eb-...
示例 示例1 outer_keys=['e66fd4aa-f281-472f-b919-fc7e7474*','66fee78d-1887-42ec-9119-a9b50b7f*']say(concat('keys[1]=',get(outer_keys,1)))say(concat('keys[2]=',get(outer_keys,2)))inner_keys=[]set(inner_keys,'dev','243390eb-...
Extend String {} 扩展信息 List Array of list 关联信息 Id String 1#234#abc ID MapId String 1#456#def 关联的ID Type String outer outer:外关联 inner:内关联 stair:楼梯关联 示例 请求示例 Config config=new Config();...
其中inner_table 和outer_table也可以是多张表的JOIN结果,例如:/*+TDDL:NL_JOIN((outer_table_a,outer_table_b),(inner_table_c,inner_table_d))*/SELECT.Hash Join Hash Join是等值JOIN最常用的算法之一。它的原理如下所示:拉取内表...
Version String 2.1 版本 List Array of list 关联信息 Id String 1#234@abc ID MapId String 1#567#def 关联ID Type String outer outer:外关联 inner:内关联 stair:楼梯关联 示例 请求示例 Config config=new Config();config....
right outer join尽量rewrite成left outer join。如果Join的where条件中的第一级谓词是OR,并且cond1 OR cond2的条件有左表也有右表,业务上应该考虑rewrite成join where cond1 union all join where cond2的形式,这样性能会更好。outer ...
Full outer join MySQL不支持Full outer join,而HybridDB for MySQL扩展兼容了full outer join,详细请参见 查询语法。CTE(with)MySQL不支持With语句构成的公共子表达式(CTE),而HybridDB for MySQL则扩展支持了Oracle的CTE功能,增加了...
目录 Select Join Join-Cross Join Join-内连接 Inner Join Join-外连接 Outer Join Join-自连接 Join-左半连接 Join-不等值连接 Map Join 去重Union 不去重Uion ALL 去重 INTERSECT 不去重 INTERSECT ALL 去重 EXCEPT 不去重 EXCEPT 说明 ...
其中inner_table和outer_table也可以是多张表的JOIN结果,例如:/*+TDDL:NL_JOIN((outer_table_a,outer_table_b),(inner_table_c,inner_table_d))*/SELECT.下面其他的Hint也一样。Hash Join Hash Join是等值JOIN最常用的算法之一。它的原理...
表格存储SQL查询中的Join功能可用于实现两表关联查询。具体实现步骤如下:为需要进行...进行两表关联查询时可选的Join类型包括INNER JOIN(内连接)、LEFT OUTER JOIN(左外连接)、RIGHT OUTER JOIN(右外连接)和CROSS JOIN(交叉连接)。
示例4:FULL OUTER JOIN 查询和分析语句*|SELECT"internal-diagnostic_log".consumer_group,"internal-diagnostic_log".logstore,"internal-operation_log".Latency,"internal-operation_log".Method FROM"internal-diagnostic_log"FULL ...
连接类型 系统支持5种数据表连接类型,分别为左连接(left outer join)、右连接(right outer join)、外连接(full outer join)、内连接(inner join)、交叉连接(cross join)。多表连接算子支持多张数据表之间使用不同的连接类型,如...
本文介绍如何对多个子场景做关联。以下调用示例中lyjClient的初始化见:初始化 获取场景的关联数据/场景ID String sceneId="sdjhuseiuiuew*;GetConnDataRequest request=new GetConnDataRequest()...outer"/outer:外关联 inner:内关联 }]}
命令格式<table_reference>join[]|<table_reference>{left outer|right outer|full outer|inner|natural} join<table_reference><join_condition>table_reference:必填。待执行 join 操作的左表查询语句。格式为 table_name[alias]|table_...
字段名称 类型 vin_id Keyword v_color Keyword license_plate_number Text mileage Double speed Double pressure_level Keyword engine_rpm Long inner_temp Double outer_temp Double gps Geo-point ignition_state Keyword bms_soc ...
命令格式<table_reference>join[]|<table_reference>{left outer|right outer|full outer|inner|natural} join<table_reference><join_condition>table_reference:必填。待执行 join 操作的左表查询语句。格式为 table_name[alias]|table_...
test.dim_customer where ds='20230101')cust on(ord.customer_id=cust.customer_id)left outer join(select*from ld_test.dim_address where ds='20230101')addr on(ord.delivery_address_id=addr.address_id)left outer join(select*from...
test.dim_customer where ds='20230101')cust on(ord.customer_id=cust.customer_id)left outer join(select*from ld_test.dim_address where ds='20230101')addr on(ord.delivery_address_id=addr.address_id)left outer join(select*from...
SF324*3457 outerPurchaseOrderId String 创建采购单传入的外部采购单号 outer123456 logisticsStatus String 物流状态 2=已发货->等待买家确认收货 2 示例 {"event":"OrderLineShipped","body":{"purchaserId":"PID294723373",...
Error Stack-ERR-33816706:division by zero PL/SQL function"inner"(integer)line 4 at assignment PL/SQL function"outer"()line 2 at RETURN ERR-16777248:expected exception PL/SQL function"inner"(integer)line 8 at RAISE PL/SQL ...
消息体 名称 类型 描述 示例值 event string 消息类型 PurchaseOrderCreate body distributorId String 分销商ID 12*01 purchaserId String 采购方ID outerPurchaseOrderId String 创建时传入的外部采购单ID outer009100 purchaseOrderId ...
[INNER]JOIN LEFT[OUTER]JOIN RIGHT[OUTER]JOIN FULL[OUTER]JOIN JOIN语法样例如下所示。更多信息,请参见 关联Logstore与MySQL数据库进行查询分析。method:postlogstorelogs|select count(1),histogram(logstore)from log l join join_...
{"data":{"auth_app_type":"OUTER","encrypt_type":"NONE","app_type":"STANDARD","sub_app_id":"qcbA92upcnVlaYiF","auth_app_info_id":"MQr68JtMFFFzLJe0","sub_app_info":{"tenant_id":"JADDGOCN","gmt_create":"2020-03-27 10:47:01",...
b.value from(select*from src where key is not null)a left outer join(select*from src3 where value>0)b on a.key=b.key and b.key is not null)d;顶层的 union 两侧各为一个 join,join 的左表是相同的查询语句。通过写子查询的方式,...
DATE CURRENT_TIME CURRENT_TIMESTAMP DISTINCT ELSE END ESCAPE EXCEPT EXISTS FROM GROUP GROUPING HAVING IN INNER INSERT INTERSECT INTO IS JOIN LEFT LIKE LIMIT LOCALTIME LOCALTIMESTAMP NATURAL NOT NULL ON OR ORDER OUTER RIGHT...
b.value from(select*from src where key is not null)a left outer join(select*from src3 where value>0)b on a.key=b.key and b.key is not null)d;顶层的 union 两侧各为一个 join,join 的左表是相同的查询语句。通过写子查询的方式,...
当Lateral View命令格式中含有 outer 关键字(即 lateral view outer.),您定义的UDTF不输出任何一行时,对应的输入行在Lateral View结果中依然保留,且所有UDTF输出列为NULL。命令格式 lateralView:lateral view[outer]()<table_alias>as...
名称 类型 描述 示例值 object 采购单创建入参 ...outer123456 buyerId string 分销商业务中的用户 ID,分销商自定义。buyer123456 deliveryAddress AddressInfo 地址信息 productList array 商品集合 ProductDTO extInfo object 扩展信息
RIGHT OUTER JOIN/GROUP BY RIGHT 此场景如下SQL所示:l_table RIGHT OUTER JOIN r_table ON l_table.key1=r_table.key1 GROUP BY r_table.key1 限制条件 要求r_table.key1必须是distinct的,否则这种join是不合法的;如果不能确定r_table....
SELECT t1.key1,t1.key2,t1.col1,t1.col2 FROM table1 t1 LEFT OUTER JOIN table2 t2 ON t1.key1=t2.key1 AND t1.key2=t2.key2 LEFT OUTER JOIN table3 t3 ON t1.key1=t3.key1 AND t1.key2=t3.key2 WHERE t2.key1 IS NULL OR t3.key1 IS ...
单击别名标签后的下拉列表标签 进行选择,可选 JOIN、INNER JOIN、LEFT JOIN、RIGHT JOIN、CROSS JOIN、FULL JOIN、UNION、UNION ALL、INTERSECT、MINUS、LEFT OUTER JOIN、RIGHT OUTER JOIN 和 FULL OUTER JOIN 等关联关系。调整关联顺序 ...
FULL[OUTER]JOIN FULL OUTER JOIN 返回所有连接行,外加每一个没有匹配上的左手行(在右端用空值扩展),再外加每一个没有匹配上的右手行(在左端用空值扩展)CROSS JOIN CROSS JOIN 和 INNER JOIN 会产生简单的笛卡尔积,也就是与在FROM列...
下图中资源文件 common.js 的路径为 https://mdsweb-outer.alipay.net/mcube/53E5279071442_test/common.js说明 公共资源的绝对路径长度不要超过 100 字符,否则会导致客户端加载资源失败以及页面白屏。服务端未控制全局资源包版本,用户...
select t.stat_date from fddev.tmp_001 t left outer join(select '20180830' as ds from fddev.dual)t1 on t.ds=20180830 group by t.stat_date;失败报错如下。Table(fddev,tmp_001)is full scan with all partisions,please specify ...