ORACLE表结构获取

select dbms_metadata.get_ddl('TABLE','DEPT') from dual;

 

DBMS_METADATA.GET_DDL('TABLE','DEPT')-------------------------------------------------------------------------------- CREATE TABLE "SCOTT"."DEPT" ( "DEPTNO" NUMBER(2,0), "DNAME" VARCHAR2(14), "LOC" VARCHAR2(13) DEFAULT 'BeiJing' NOT NULL ENABLE, CONSTRAINT
"PK_DEPT" PRIMARY KEY ("DEPTNO") USING INDEX PCTFREE 10 INITRANS 2 MAXTRANS 255 STORAGE(INITIAL 65536 NEXT 1048576 MINEXTENTS 1 MAXEXTENTS 2147483645 PCTINCREASE 0 FREELISTS 1 FREELIST GROUPS 1 BUFFER_POOL DEFAULT) TABLESPACE "GOEX_USERS_TBL" ENABLE, UNIQUE
("DNAME") USING INDEX PCTFREE 10 INITRANS 2 MAXTRANS 255 COMPUTE STATISTICS STORAGE(INITIAL 65536 NEXT 1048576 MINEXTENTS 1 MAXEXTENTS 2147483645 PCTINCREASE 0 FREELISTS 1 FREELIST GROUPS 1 BUFFER_POOL DEFAULT) TABLESPACE "GOEX_USERS_TBL" ENABLE ) PCTFREE
10 PCTUSED 40 INITRANS 1 MAXTRANS 255 NOCOMPRESS LOGGING STORAGE(INITIAL 65536 NEXT 1048576 MINEXTENTS 1 MAXEXTENTS 2147483645 PCTINCREASE 0 FREELISTS 1 FREELIST GROUPS 1 BUFFER_POOL DEFAULT) TABLESPACE "GOEX_USERS_TBL"

 

create table as 会克隆表及数据，但是结构部分仅仅是部分克隆、表上的约束被遗失或出于非正常状态、表上的索引、触发器等不会被同时克隆