Description

label
Specifies the label for the WHILE statement. If the ending label is specified, it must be the same as the beginning label. The label name cannot be the same as the routine name or another label within the same scope. For more information, see Handling errors and warnings.
search-condition
Specifies a condition that is evaluated before each execution of the WHILE loop. If the condition is true, the SQL-procedure-statements in the WHILE loop are executed.
SQL-procedure-statement
Specifies an SQL statement or statements to execute within the WHILE loop.