DBMS_METADATA.GET_DDL を使ってDDLを作成する

Oracleデータベースに接続して、CREATE TABLE文を作成してみる。

• DDL を作成するSQL

connect scott/tiger
set echo off
set termout off
set heading off
set pagesize 0
set linesize 10000
set trimout on
set trimspool on
set feedback off

spool create_table_scott.sql
select
        to_char(dbms_metadata.get_ddl('TABLE', table_name, owner))||'/'
     from
        all_tables
      where
       owner = 'SCOTT';
spool off

• create_table_scott.sql

SQL> select
  2          to_char(dbms_metadata.get_ddl('TABLE', table_name, owner))||'/'
  3       from
  4          all_tables
  5        where
  6         owner = 'SCOTT';

  CREATE TABLE "SCOTT"."BONUS"
   (    "ENAME" VARCHAR2(10),
        "JOB" VARCHAR2(9),
        "SAL" NUMBER,
        "COMM" NUMBER
   ) 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 "SYSTEM"
 /


  CREATE TABLE "SCOTT"."DEPT"
   (    "DEPTNO" NUMBER(2,0),
        "DNAME" VARCHAR2(14),
        "LOC" VARCHAR2(13),
         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 "SYSTEM"  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 "SYSTEM"
 /


  CREATE TABLE "SCOTT"."EMP"
   (    "EMPNO" NUMBER(4,0),
        "ENAME" VARCHAR2(10),
        "JOB" VARCHAR2(9),
        "MGR" NUMBER(4,0),
        "HIREDATE" DATE,
        "SAL" NUMBER(7,2),
        "COMM" NUMBER(7,2),
        "DEPTNO" NUMBER(2,0),
         CONSTRAINT "PK_EMP" PRIMARY KEY ("EMPNO")
  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 "SYSTEM"  ENABLE,
         CONSTRAINT "FK_DEPTNO" FOREIGN KEY ("DEPTNO")
          REFERENCES "SCOTT"."DEPT" ("DEPTNO") 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 "SYSTEM"
 /


  CREATE TABLE "SCOTT"."SALGRADE"
   (    "GRADE" NUMBER,
        "LOSAL" NUMBER,
        "HISAL" NUMBER
   ) 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 "SYSTEM"
 /

SQL> spool off