proc sql; create table output_table as select text_field as original_text, input(text_field, date9.) as converted_date format=date9. from input_table; quit; 在上述代码中,input函数将text_field字段转换为日期类型,并使用date9.格式化选
1.创建数据库的语句如下： Create database databaseName 上述语句创建一个名字叫 databas...
proc sql; create table departments ( Dept varchar(20) label='Department', Code integer label='Dept Code', Manager varchar(20), AuditDate num format=date9.); quit; proc sql; *复制已有表属性; create table class like sashelp.class (keep=age height weight); *通过keep= drop=来保留或删除相...
proc sql; describe table discount; 8.创建视图 一般格式为 CREATE VIEW view-name AS query-expression; 例如: proc sql; create view airline.fa as select LastName, FirstName , Gender, int((today()-DateOfBirth)/365.25) as Age, substr(JobCode,3,1) as Level, Salary from airline.payrollmaster...
procsql;selectmemname format=$20., nobs, nvar, crdatefromdictionary.tableswherelibname='SASUSER'; /*查询SASUSER库中含有列EmpID的所有表名*/ procsql;selectmemnamefromdictionary.columnswherelibname='SASUSER'andname='EmpID';
我们先建立两个数据集：data march; input flight $3. +5 date date7. +3 depart time5. +2 orig $3. +3 dest $3. +7 miles +6 boarded +6 capacity; format date date7. depart time5.; informat date date7. depart time5.; cards;219 01MAR94 9:31 LGA LON...
procsql; select* fromMarch OUTERUNIONCORR select* fromDelay; quit; 4建表 建空表 通过指定变量建空表 procsqlnoprint; createtablepercent (varnamechar(30), Industrychar(4), begindatenumformatdate9.label=thebeginningdate, enddatenumformatdate9.label=theendingdate, P_1num, P_5num, P_95num, ...
proc sql double; select flight,date from March UNION select flight,date from Delay; quit; 1.2 inobs选项 注意:这里inobs选项只读取每个源表前10条数据进行后续的操作,如下面的日志所示。两个表都只读取10条数据进行关联,最后得到7条关联...
proc sql; create table innerjoins as select a.*,b.* from March a,Delay b where a.flight=b.flight and a.date=b.date; quit; 1.2 外连接 1.2.1 左连接left join proc sql; create table leftjoins as select * from March a left join Delay b on a.flight=b.flight and a.date=b.date...
I have a table that displays dates in the format "01JAN2020:12:00:00" and I'm trying to pull that data into a newly created table using proc sql without the time. I've done a bit of research on this and can't seem to get the syntax correct (using SELECT CONVERT) and an error...