PROC SQL supports the same SAS functions as the DATA step, except for the functions LAG, DIF, and SOUND. For example, the SCAN function is used in the following query: select style, scan (street,1) ...

By writing CTE you can use full functionality of SQL to select data and create intermediate tables for any transformation goals. Be careful if you use this CTE with JOINS and then with Data Extraction ...

For example, when performing a set operation on two table-expressions, PROC SQL matches the first specified column-name (listed in the SELECT clause) from one table-expression with the first specified ...

Add a column or expression to a select Select select = (Select) CCJSqlParserUtil.parse("select a from mytable"); SelectUtils.addExpression(select, new Column("b")); Now select contains SELECT a, b ...