code: def execute(self, conn, block_id="", transaction=False):
          
          if not conn:
              dbsExceptionHandler("dbsException-db-conn-failed", "Oracle/FileBuffer/List. Expects db connection from upper layer.")
  
  	sql = self.sql
          binds = { "block_id" : block_id}
          cursors = self.dbi.processData(sql, binds, conn, transaction, returnCursor=True)
          result = self.formatCursor(cursors[0])
          return result
docs: simple execute