EDT:Code snippets

Code snippets for EDT

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Database access

Record definition

 record CUSTOMER type Entity{@table{name = "CUSTOMER"}}
     NAME string
     COUNTRY string{@id};
     STATE string?;
     CUSTID string;
 end

Get a record

 function getCust{id String in} returns (Customer)
     ds SQLDataSource?{@resource {}};
     aCust Customer;
     get aCust from ds using(id);
     return (aCust);
 end

Add a record

 function addCust{customer Customer in}
     ds SQLDataSource?{@resource {}};
     add customer to ds;
 end

Loop through a SQL result set

 function loopCust()
     ds SQLDataSource?{@resource{bindingkey = "MyDB"}};
     rs SQLResultSet?;
 
     open rs from ds with #sql{
	SELECT * FROM CUSTOMER
     };
 
     myCust Customer;
 
     //Loop through results and write out customer name
     while(rs.setNext())
        get myCust from rs;
        Syslib.writeStdOut (Customer name: " + myCust.name);
     end
 
 end

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