两个数据集Date, AStartDate, EndDate, B下面的逻辑非常清楚:使用日期范围条件,在单键上连接两个表。proc sql;from One as a left join Two as bwhere a.Date between b.StartDateand b.EndDate;
但是,如果我将a.Date between b.StartDate and b
我需要使用dataframes来转换下面的sql联接。问题是,我得到了重复的“键”列。val result_sql = sparkSession.sql(" select * from TAB_A a left outer join TAB_B b on a.key = b.key ANDval result_df = TAB_A.join(TAB_B,Seq("key") && TAB_A.col("e_date
在spark 2.2.1和spark 2.4.0之间,左联接与右空数据连接的行为从成功变为返回"AnalysisException:检测到逻辑计划之间的左外部连接的隐式笛卡儿积“。: Detected implicit cartesian product for LEFT OUTER joinbetween logical plans
LocalRelation [id#278LEither: use the CROSS JOIN syntax to all
在这个sql中,我只想签入"ON“子句b.block=‘False’。因为有时"profileview”表值是空的。.* FROM user_fullinfo a left join profileview b onWHEN a.id=b.rid and b.rid='105' THEN
b.block= 'Male' and (DATEDIFF(YY,dob,GETDATE()) Between '10' and '1
我使用ActiveRecord构建一个查询,生成的SQL出现了括号问题。').or(joined_users.where(consumer: {id: (1...4))SELECT "users".* FROM "users" INNER JOIN "consumersid" BETWEEN 1 AND 3 AND "users"."name" = '
我正在尝试做一个简单的计算,并根据匹配的I和AsOfDates更新一个字段。这是我的脚本。UPDATE A (SELECT STDEV(PX_BID) OVER (ORDER BY ID, AsOfDate ROWS BETWEEN 30 PRECEDINGAND CURRENT ROW)FROM Prices A ON A.ID = B.ID
AND A.As
我们可以在joins中使用case语句吗if month(fr_yr) <= month(to_yr)join on start date between month(fr_yr) and month(to_yr)join on start date between month(to_yr) and month(fr_yr)谢谢,
我需要做的是比较来自另一个datatable (TableB)的日期,以便在VacationHistory (TableA)中的日期范围之间进行比较。)
但是,如何使用此WHERE子句中的VacationHistory表中的所有日期范围构建此查询。我想我没什么能说的了,BETWEEN IN (....)。BETWEEN '2014-11-05' AND '2014-11-13' OR DateI
我要把桌子连起来
SELECT messages_between.*, users.*, status.* FROMmessages_between LEFT JOIN users ON users.uid = messages_between.user_2 LEFT JOINuid是user_1或user
当我从其中任何一个中选择一个时,我的逻辑读约为8.000-10.000读。但是当我内在加入他们的时候,我得到了大约380.000条逻辑读数。INNER JOIN dbo.AccountBalances ab ON ab.AccountID[Date] BETWEEN ab.CreationDate AND ab.ClosureD