proc sql noprint;create tabletest1(mean num,std num,min num,max num);insert into test1setmean=(selectmean(age)fromsashelp.class),std=(selectstd(age)fromsashelp.class),min=(selectmin(age)fromsashelp.class),max=(selectmax(age)fromsashelp.class);quit ↑向右滑动查看全部代码↑ 上述代码使用 ...
proc sql;selectUSUBJID,SITEID,(casewhenHEIGHTU="m"then(casewhenWEIGHTU="kg"thenHEIGHT/WEIGHT**2whenWEIGHTU="pound"thenHEIGHT/(WEIGHT*0.4536)**2else-1end)whenHEIGHTU="cm"then(casewhenWEIGHTU="kg"thenHEIGHT/100/WEIGHT**2whenWEIGHTU="pound"thenHEIGHT/100/(WEIGHT*0.4536)**2else-1end)els...
proc sql noprint;createtableDM(USUBJIDchar(20) informat = $20.format= $20.label ="受试者唯一标识符",SITEIDchar(10) informat = $10.format= $10.label ="中心编号",SEXchar(4) informat = $4.format= $4.label ="性别",AG...
proc sql noprint; create table test5 as select usubjid, sex, age from adam.adsl as a where exists (select usubjid from adam.adae as b where a.usubjid = b.usubjid); quit; 上述代码中,子查询语句 select usubjid from adam.adae as b where a.usubjid = b.usubjid 引用了外部...
implicitly make reference to row ordering.参考资料：PROC SQL by Example: Using SQL within SAS ...
PROC SQL NOPRINT; SQL视图:在运行时执行的已存储SELECT语句;PROC SQL可创建视图,被其他过程读取 2 创建表 使用PROC SQL: PROC SQL; CREATE TABLE customer (CustomerNumber num, Name char(17), Address char(20)); INSERT INTO customer VALUES (101, 'Murphy''s Sports', '115 Main St.') ...
Proc sql;/调用 SQL 过程/ create table|view table-name|view-nameas/创建表、视图或索引/ selectcolumn(s)/指定要选择的列/ fromtable-name|view-name/指定要查询的表/ whereexpression/根据条件对数据进行子集化/ group bycolumns(s)/根据指定的列将数据分类为组/ ...
proc sql; create table monthly_sum as select year(date_var) as year, month(date_var) as month, sum(amount_var) as monthly_sum from your_dataset group by year, month; quit; 上述代码中,date_var是日期变量,amount_var是需要求和的变量,your_dataset是数据集名称。通过year和month函数,我们可以从...
proc sql; describe table resdat.lstkinfo; quit; 5.创建说明列 proc sql outobs=3; select 'stock code for',lstknm,'is',stkcd from resdat.lstkinfo; quit; 6.创建新列值 proc sql outobs=3; title'trading sum'; select stkcd,lstknm,clpr*trdvol format=12.2 /*创建新列值,format用于设定输出...
我有这样的代码 PROC SQL; CREATE TABLE my_table as SELECT DISTINCT( t1.*, t2.*, t3.value3 ) FROM table1 as t1 INNER JOIN table2 as t2 ON t1.value = t2.value INNER JOIN t3.value as t3 ON t1.valu