oracle 外部表

准备数据：

[oracle@sgpc146 sqlldr]$ more ext.txt
1|tc
2|tcyang
3|tcy

 

DROP TABLE SYS.EXT_TABLE_NAME CASCADE CONSTRAINTS;


create table EXT_TABLE_NAME
(
COL_1 NUMBER,
COL_2 VARCHAR2(512)
)
ORGANIZATION EXTERNAL
(
TYPE ORACLE_LOADER
DEFAULT DIRECTORY DIR_SQLLDR
ACCESS Parameters
(
RECORDS DELIMITED BY NEWLINE
badfile 'bad_dev.txt'
LOGFILE 'log_dev.txt'
FIELDS TERMINATED BY '|'
)
LOCATION('ext.txt')
) reject limit unlimited;

--查看数据
SQL> select * from EXT_TABLE_NAME;

     COL_1
----------
COL_2
--------------------------------------------------------------------------------
         1
tc

         2
tcyang

         3
tcy


Elapsed: 00:00:00.03
SQL> 

 

如果报错：

ORA-29913: 执行 ODCIEXTTABLEOPEN 调出时出错
ORA-29400: 数据插件错误KUP-04040: 未找到文件 ext.txt, 在DIR_SQLLDR中.

解决：

[oracle@sgpc146 ~]$ cd ..
[oracle@sgpc146 home]$ ll
total 12
drwx------ 4 grid   oinstall 4096 Sep  6  2012 grid
drwx------ 8 oracle oinstall 4096 Sep 22 23:33 oracle
[oracle@sgpc146 home]$ chmod 755 /home/oracle/
[oracle@sgpc146 home]$ ll
total 12
drwx------ 4 grid   oinstall 4096 Sep  6  2012 grid
drwxr-xr-x 8 oracle oinstall 4096 Sep 22 23:33 oracle
[oracle@sgpc146 home]$