SQL UNION operator - SAS Support Communities
Jul 6, 2018 · The UNION operator in Proc SQL is used to append the rows of two or more SELECT statements having the same number of columns with similar data types. Similar …
PROC SQL UNION - unique vs with duplicates - SAS Communities
Oct 2, 2017 · By default an SQL UNION only selects distinct values. If you want duplicates (i.e all rows from both tables) you need a UNION ALL. Example from doc: proc sql; title 'A UNION …
Solved: How do I make an OUTER UNION CORRESPONDING
Apr 10, 2024 · Here some sample code how to create and use such a zero row table with a SQL union. data work.table_structure; attrib var1 length=$20 ; stop; run; proc sql; create table …
UNION in Proc SQL returned as UNION ALL - SAS Communities
Aug 14, 2019 · union select id from work.example2 ; quit; The second proc sql only returns one record because the only variables associated with the Union are the ID values, which are …
Solved: SQL UNION operator - SAS Support Communities
Feb 21, 2019 · Hi, I am trying to join two data sets using proc SQL and both the data sets have different columns is there a way I can make my code work.See example below PROC SQL; …
ERROR: Ambiguous reference, column wing_ is in more ... - SAS …
Feb 10, 2019 · I have around 20 tables and joining them using (proc sql union all) and they have 40 columns in common and the log shows only error for one column "ERROR: Ambiguous …
proc sql : Outer union corr - SAS Support Communities
Jan 14, 2010 · I need to concatenate two data sets using outer union corr. But these two datasets have different number of variables WORK.READXTRAN has 196955 observations and 264 …
PROC SQL UNION ALL is deleting duplicates - SAS Communities
Dec 4, 2023 · Are you querying some foreign database? Show the LOG for the full step. Because it works fine with plain old SAS datasets. 710 proc sql ; 711 create table want as 712 select * …
Solved: proc sql; union seems cumbersome - SAS Communities
Feb 22, 2018 · PROC MEANS will do multiple levels of calculation at once - since you're using different GROUP BY I'm not sure there's an easy way in SQL to accomplish that. It will also …
one file or more of union not there - SAS Communities
Feb 10, 2025 · How can I intercept when a file is not there? And then the processing union continues. Thanks. proc sql; create table union_test as select * from Test_A union all select * …