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Oracle PL/SQL/Table/CSV Table - История изменений
2026-04-07T09:51:08Z
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http://sqle.ru/index.php?title=Oracle_PL/SQL/Table/CSV_Table&diff=1050&oldid=prev
в 13:45, 26 мая 2010
2010-05-26T13:45:19Z
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Admin: 1 версия
2010-05-26T09:54:54Z
<p>1 версия</p>
<p><b>Новая страница</b></p><div>==Create table based on csv file with "nobadfile"==<br />
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<!-- start source code --><br />
<br />
<source lang="sql"><br />
<br />
SQL> create table teachers_ext (<br />
2 first_name varchar2(15),<br />
3 last_name varchar2(15),<br />
4 phone_number varchar2(12)<br />
5 )<br />
6 organization external (<br />
7 type oracle_loader<br />
8 default directory ext_data_files<br />
9 access parameters (<br />
10 nobadfile<br />
11 fields terminated by ",")<br />
12 location ("teacher.csv")<br />
13 )<br />
14 reject limit unlimited<br />
15 /<br />
Table created.<br />
SQL><br />
SQL><br />
SQL> drop table teachers_ext;<br />
Table dropped.<br />
SQL><br />
<br />
</source><br />
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==Create table for csv file with badfile option==<br />
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<br />
<br />
<!-- start source code --><br />
<br />
<source lang="sql"><br />
SQL><br />
SQL><br />
SQL> create table teachers_ext (<br />
2 first_name varchar2(15),<br />
3 last_name varchar2(15),<br />
4 phone_number varchar2(12)<br />
5 )<br />
6 organization external (<br />
7 type oracle_loader<br />
8 default directory ext_data_files<br />
9 access parameters (<br />
10 records delimited by newlines<br />
11 badfile ext_data_files:"teacher.bad"<br />
12 fields terminated by ",")<br />
13 location ("teacher.csv")<br />
14 )<br />
15 reject limit unlimited;<br />
Table created.<br />
SQL><br />
SQL> drop table teachers_ext;<br />
Table dropped.<br />
SQL><br />
<br />
<br />
</source><br />
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==Create table from external csv file==<br />
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<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="sql"><br />
<br />
SQL> create table teachers_ext (<br />
2 first_name varchar2(15),<br />
3 last_name varchar2(15),<br />
4 phone_number varchar2(12)<br />
5 )<br />
6 organization external (<br />
7 type oracle_loader<br />
8 default directory ext_data_files<br />
9 access parameters (<br />
10 fields terminated by ",")<br />
11 location ("teacher.csv")<br />
12 )<br />
13 reject limit unlimited;<br />
Table created.<br />
SQL><br />
SQL><br />
<br />
</source><br />
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==Grant all on directory then load the csv file==<br />
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<!-- start source code --><br />
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<source lang="sql"><br />
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grant all on directory ext_data_files to scott;<br />
create table teachers_ext (<br />
first_name varchar2(15),<br />
last_name varchar2(15),<br />
phone_number varchar2(12)<br />
)<br />
organization external (<br />
type oracle_loader<br />
default directory ext_data_files<br />
access parameters (<br />
records delimited by newlines<br />
badfile ext_data_files:"teacher.bad"<br />
fields terminated by ",")<br />
location ("teacher.csv")<br />
)<br />
reject limit unlimited;<br />
</source><br />
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<br />
<br />
<br />
==Use CSV file as External table==<br />
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<!-- start source code --><br />
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<source lang="sql"><br />
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create directory ext_data_files as "C:\";<br />
create table teachers_ext (<br />
first_name varchar2(15),<br />
last_name varchar2(15),<br />
phone_number varchar2(12)<br />
)<br />
organization external (<br />
type oracle_loader<br />
default directory ext_data_files<br />
access parameters (fields terminated by "," )<br />
location ("teacher.csv")<br />
)<br />
reject limit unlimited<br />
/<br />
<br />
select first_name ||" "|| last_name "Name", phone_number "Phone"<br />
from teachers_ext<br />
order by last_name<br />
/<br />
</source></div>
Admin