列、约束重命名,原数据不丢失
重命名列
ALTER TABLE databack.apron_ts RENAME COLUMN airport_heliport2apron_ts to airport_heliport_uuid
重命名约束
ALTER TABLE AIRPORT_HELIPORT_TS RENAME CONSTRAINT "FK_EXVERSION-AIRPORRTTS1371" TO FK_EXVERSION_EFF;
更改列长度
alter table TERMPRO_RULE_ROUTE_QUALIFIER modify qualifiertype VARCHAR2(10);