fglschema 的作用、用法？ 我不是很懂！

leopardnj

我在编译程序前 运行 fglschema   db   和fglschema  db1 （） 时,报如下错,刚研究数据库,不太懂
能不能讲一下fglschema用法
Warning: Table ignored! "sysaggregates.handlesnulls" is not a valid datatype.
Warning: Table ignored! "sysdistrib.encdat" is not a valid datatype.
Warning: Table ignored! "sysindices.indexkeys" is not a valid datatype.
Warning: Table ignored! "sysopclasses.ops" is not a valid datatype.
Warning: Table ignored! "sysprocedures.paramtypes" is not a valid datatype.
Warning: Table ignored! "syssequences.start_val" is not a valid datatype.
File "db1.sch" created
File "db1.val" created
File "db1.att" created

leopardnj

另外想问一下sysmaster  sysutils   要不要 做  fglschema