----  Define the rule for use in the database 
      CREATE RULE dbo.positive_value22
      AS
          @value >= 0
      GO

      
 ----  Bind the rule to a specific column in a table 
      EXEC sp_bindrule
          'dbo.positive_value',
          'myTable.myColumn'
      GO

      
 ----  to Unbind the rule from the column 
      EXEC sp_unbindrule
          'myTable.myColumn'
      GO