摘要： selecta.id,b.nameas字段所属表名,a.nameas字段名,c.name字段属性,d.value字段说明,a.length字段长度,a.xscale字段小数位fromsyscolumnsa,sysobjectsb,systypesc,sys.extended_propertiesdwherea.id=b.idandb.namein(selectnamefromsysobjectswherextype='U')anda.xusertype=c.xusertypeanda.id=d.major_idanda.colid=d.minor_id 阅读全文