String tableName = "t_xxxx_xx"
NutMap nutMap = NutMap.NEW();
nutMap.addv(DbDataUtil.key2DbColumn("survey_no"), "varchar(100)");
nutMap.addv(DbDataUtil.key2DbColumn("policy_no"), "varchar(100)");
dao().create(tableName, nutMap, true);
报错提示org.postgresql.util.PSQLException: 错误: 关系 "t_xxxx_xx" 不存在