2013-03-08 12:31259人阅读评论(0)收藏举报
语法：
DBMS_METADATA.GET_DDL (
object_type IN VARCHAR2,
name IN VARCHAR2,
schema IN VARCHAR2 DEFAULT NULL,
version IN VARCHAR2 DEFAULT 'COMPATIBLE',
model IN VARCHAR2 DEFAULT 'ORACLE',
transform IN VARCHAR2 DEFAULT 'DDL')
RETURN CLOB;
示例：select dbms_metadata.get_ddl('TABLE','EMP','SCOTT') from dual;
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SQL> select dbms_metadata.get_ddl('TABLE','EMP','SCOTT') from dual;
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DBMS_METADATA.GET_DDL('TABLE','EMP','SCOTT')
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--------------------------------------------------------------------------------
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CREATETABLE"SCOTT"."EMP"
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( "EMPNO" NUMBER(4,0),
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"ENAME" VARCHAR2(10),
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--设置LONG和pagesize后能完全显示
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SQL> SET LONG 2000000
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SQL> SET PAGESIZE 0
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SQL> select dbms_metadata.get_ddl('TABLE','EMP','SCOTT') from dual;
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CREATETABLE"SCOTT"."EMP"
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( "EMPNO" NUMBER(4,0),
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"ENAME" VARCHAR2(10),
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"JOB" VARCHAR2(9),
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"MGR" NUMBER(4,0),
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"HIREDATE"DATE,
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"SAL" NUMBER(7,2),
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"COMM" NUMBER(7,2),
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"DEPTNO" NUMBER(2,0),
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CONSTRAINT"PK_EMP"PRIMARYKEY ("EMPNO")
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USING INDEX PCTFREE 10 INITRANS 2 MAXTRANS 255 COMPUTE STATISTICS
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STORAGE(INITIAL 65536 NEXT 1048576 MINEXTENTS 1 MAXEXTENTS 2147483645
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PCTINCREASE 0 FREELISTS 1 FREELIST GROUPS 1 BUFFER_POOL DEFAULT FLASH_CACHE DEFAULT
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CELL_FLASH_CACHE DEFAULT)
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TABLESPACE "USERS" ENABLE,
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CONSTRAINT"FK_DEPTNO"FOREIGNKEY ("DEPTNO")
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REFERENCES"SCOTT"."DEPT" ("DEPTNO") ENABLE
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) SEGMENT CREATION IMMEDIATE
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PCTFREE 10 PCTUSED 40 INITRANS 1 MAXTRANS 255 NOCOMPRESS LOGGING
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STORAGE(INITIAL 65536 NEXT 1048576 MINEXTENTS 1 MAXEXTENTS 2147483645
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PCTINCREASE 0 FREELISTS 1 FREELIST GROUPS 1 BUFFER_POOL DEFAULT FLASH_CACHE DEFAULT CELL_FLASH_CACHE DEFAULT)
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TABLESPACE "USERS"
本文转自东方之子736651CTO博客，原文链接： http://blog.51cto.com/ecloud/1266226，如需转载请自行联系原作者
