获得单个表和索引DDL语句的方法:

1,获得单个表和索引DDL语句的方法
  set heading off; 
  set echo off;Set pages 999;
 set long 90000; 
  spool get_TABLE_ddl.sql 
  select dbms_metadata.get_ddl('TABLE','TABLE_NAME'[,'SCHEMA_NAME']) from dual;
  select dbms_metadata.get_ddl('INDEX','INDEX_NAME'[,'SCHEMA_NAME']) from dual;
  spool off;

2,获得整个SCHEMA DDL语句的方法:
set pagesize 0
set long 90000
set feedback off
set echo off spool D:\scott_schema.sql
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;

3.得到所有表空间的ddl语句

SET SERVEROUTPUT ON
SET LINESIZE 1000
SET FEEDBACK OFF
set long 999999------显示不完整
SET PAGESIZE 1000----分页
---去除storage等多余参数
SELECT DBMS_METADATA.GET_DDL('TABLESPACE', TS.tablespace_name)
FROM DBA_TABLESPACES TS;

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