HOW TO: How to import UUID function into Postgre 9.3

1220 단어
1. Open a command console and go to the directory where you installed Postgre server.
e.g. D:\Program Files\PostgreSQL\9.3\bin>
2. Drill down into BIN folder and issue following command.
psql -d <database name> -U <username>

3. Issue  CREATE EXTENSION command to import extension
CREATE EXTENSION "uuid-ossp" ;

NOTICE: There is a semicolon at the end of command.
4. After above steps, you can check if the extension has been imported successfully by calling following command.
 select * from pg_extension;

5. If succeed, you should be able to see the list as below.
  extname  | extowner | extnamespace | extrelocatable | extversion | extconfig | extcondition -----------+----------+--------------+----------------+------------+-----------+--------------  plpgsql   |       10 |           11 | f              | 1.0        |           |  uuid-ossp |    89286 |         2200 | t              | 1.0        |           |
6. Now, you may generate UUID by uuid_generate_v4()
select uuid_generate_v4() ;

 

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