alias specifies an alias for table-name. sql-expression is described in sql-expression. table-name can be one of the following: the name of a PROC SQL table. the name of a SAS data view. a ...
The indexes on a the tables of a large database make a huge difference in its performance and utility. Without an index, locating a single record in a large table can take several seconds; with the ...
Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...
In this example, you create a simple table to test for yourself how the options work. To use name literals, you must specify the SAS system option VALIDVARNAME=ANY. Notice that you print the new DBMS ...
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