先create alias schema.ENV for schema1.CRT,这个是可以,
但是create alias schema.ENV for chema1.LY,执行语句就会报错,报错信息是:
ERROR [42710] [IBM][DB2/NT] SQL0601N The name of the object to be created is identical to the existing name "SCHEMA.ENV" of type "ALIAS". SQLSTATE=42710