dbms_metadata a nice way to get DDL scripts apr 15,09

a nice utility available in oracle (after 9i) which allows you t generate ddl scripts from the oracle database dictionary

a simple example shall illustrates what is meant

 1* select dbms_metadata.get_ddl('TABLE','DEPT','SCOTT') from dual
SQL> /

DBMS_METADATA.GET_DDL('TABLE','DEPT','SCOTT')
--------------------------------------------------------------------------------

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 COMPUTE STATISTICS
STORAGE(INITIAL 65536 NEXT 1048576 MINEXTENTS 1 MAXEXTENTS 2147483645
PCTINCREASE 0 FREELISTS 1 FREELIST GROUPS 1 BUFFER_POOL DEFAULT)
TABLESPACE "USERS" ENABLE
) PCTFREE 10 PCTUSED 40 INITRANS 1 MAXTRANS 255 NOCOMPRESS LOGGING

DBMS_METADATA.GET_DDL('TABLE','DEPT','SCOTT')
--------------------------------------------------------------------------------
STORAGE(INITIAL 65536 NEXT 1048576 MINEXTENTS 1 MAXEXTENTS 2147483645
PCTINCREASE 0 FREELISTS 1 FREELIST GROUPS 1 BUFFER_POOL DEFAULT)
TABLESPACE "USERS"