【oracle】【demo】sqlldr
--建表
create table t_student
(
id integer,
name varchar2(64),
age int
);
desc t_student;
--查看数据库服务端字符集
select * from v$nls_parameters where parameter='NLS_CHARACTERSET;
--设置 环境变量 NLS_LANG
export NLS_LANG=.AL32UTF8
【demo01】sqlldr userid=user/password@ip:port/service_name control=filename.ctl data=filename.txt
文件 student.txt
1001|Lucy|22
文件 student.ctl
LOAD DATA
append
INTO TABLE t_student
FIELDS TERMINATEDW BY '|'
(
id,
name,
age
)
文件 test.sh
typeset exec_path="/tmp/test/demo01/"
chmod -R 777 ${exec_path}
su - oracle -c "
cd ${exec_path}; \
sqlldr userid=user/password@ip:port/service_name \
control=${exec_path}/student.ctl \
data=${exec_path}/student.txt \
log=${exec_path}/student.log \
bad=${exec_path}/student.bad \
direct=true"
root用户 执行 test.sh
cd /tmp/test/demo01
dos2unix *
sh -x test.sh
【demo02】sqlldr userid=user/password@ip:port/service_name control=filename.ctl data=filename.csv
文件 student.csv
id,name,age
1003,Amy,21
1004,Scott,20
文件 student.ctl
OPTIONS (skip=1,rows=2) --跳过第一行
LOAD DATA
truncate
INTO TABLE t_student
FIELDS TERMINATEDW BY ','
(
id "to_number(:id)",
name,
age "to_number(:age)"
)
文件 test.sh
typeset exec_path="/tmp/test/demo02/"
chmod -R 777 ${exec_path}
su - oracle -c "
cd ${exec_path}; \
sqlldr userid=user/password@ip:port/service_name \
control=${exec_path}/student.ctl \
data=${exec_path}/student.txt \
log=${exec_path}/student.log \
bad=${exec_path}/student.bad \
skip=1 errors=2 rows=2"
root用户 执行 test.sh
cd /tmp/test/demo02
dos2unix *
sh -x test.sh
【demo03】sqlldr userid=user/password@ip:port/service_name control=filename.ctl
文件 student.ctl
OPTIONS (skip=1)
LOAD DATA
infile * --数据在control文件里
append
INTO TABLE t_student
FIELDS TERMINATEDW BY ','
trailing nullcols
(
virtual_column filter,
id,
name,
age
)
BEGINDATA
,id,name,age
1,2001,zhangsan,25
2,2002,李四,20
3,2003,王二,
文件 test.sh
typeset exec_path="/tmp/test/demo03/"
chmod -R 777 ${exec_path}
su - oracle -c "
cd ${exec_path}; \
sqlldr userid=user/password@ip:port/service_name \
control=${exec_path}/student.ctl \
log=${exec_path}/student.log \
bad=${exec_path}/student.bad"
root用户 执行 test.sh
cd /tmp/test/demo03
dos2unix *
sh -x test.sh
参考：