Oracle 轻松取得数据库对象的DDL语句

    set heading off;　
    set echo off;
    Set pages 999;　
    set long 90000;　
    spool get_single.sql　
    select dbms_metadata.get_ddl("TABLE","test","hh") from dual;
    select dbms_metadata.get_ddl("INDEX","INDXX_ZJYW","hh") from   dual;
    spool off;


SQL> select dbms_metadata.get_ddl("TABLE","test","hh") from dual;

    CREATE TABLE "HH"."TEST"　
    ( "PQBH" VARCHAR2(32) NOT NULL ENABLE,
    "ZJYW" NUMBER(10,0),
    "CGSO" NUMBER(10,0) NOT NULL ENABLE,
    "SOLS" VARCHAR2(17),
    "SORQ" VARCHAR2(8),
    "SOWR" VARCHAR2(8),
    "SOCL" VARCHAR2(6),
    "YWHM" VARCHAR2(10),
    "YWLX" VARCHAR2(6)
    )
    PCTFREE 10 PCTUSED 40 INITRANS 1 MAXTRANS 255 NOCOMPRESS LOGGING
    STORAGE(INITIAL 1048576 NEXT 1048576 MINEXTENTS 1 MAXEXTENTS 2147483645
    PCTINCREASE 0 FREELISTS 1 FREELIST GROUPS 1 BUFFER_POOL DEFAULT)
    TABLESPACE "DATA1"

    SQL> select dbms_metadata.get_ddl("INDEX","INDXX_ZJYW","HH") from dual;

    CREATE INDEX "SHQSYS"."INDXX_ZJYW" ON "HH"."TEST" ("ZJYW")
    PCTFREE 10 INITRANS 2 MAXTRANS 255
    STORAGE(INITIAL 1048576 NEXT 1048576 MINEXTENTS 1 MAXEXTENTS 2147483645　
    PCTINCREASE 0 FREELISTS 1 FREELIST GROUPS 1 BUFFER_POOL DEFAULT)　
    TABLESPACE "DATA1"

    SQL>　
    SQL> spool off;

set pagesize 0
    set long 90000
    set feedback off
    set echo off
    spool get_schema.sql
    connect shqsys/shqsys@haw;
    SELECT DBMS_METADATA.GET_DDL("TABLE",u.table_name)
    FROM USER_TABLES u;　
    SELECT DBMS_METADATA.GET_DDL("INDEX",u.index_name)
    FROM USER_INDEXES u;　
    spool off;