Just as high-level programming languages do, Silk Performer
               offers statements for expressing sequences, selections, and
               iterations. The following statements are available:
            
            
               - Assignments
- If statement
- While statement
- For statement
- Loop statement
- Exit statement
- Return statement
- Write statement
                Special simulation statements
               
                  - Wait statement
- Halt statement
- Throw statement
 
            
                Database access statements
               
                  -  SQL
                     
                     call
                     
                  
- Commit statement
- Rollback statement
- Fetch statement