TAILIEUCHUNG - Oracle SQL Plus The Definitive Guide- P36

Oracle SQL Plus The Definitive Guide- P36:Every day, computer professionals the world over wake up, travel to the office, sit down in front of a computer, and begin another day working with that database called Oracle. Programmers write queries and stored procedures. Database administrators monitor performance, make database changes, and perform other maintenance tasks. Operations people may need to back up or recover a database. | previous page page_317 next page Page 317 script can be found in the DBS directory underneath the Oracle home directory. On Windows NT the full path and filename for the script is C ORANT DBS POPBLD. SQL On Unix systems the script will be in the SQL Plus product s admin directory. For example under HP-UX and running Oracle the full path and filename for the script is ORACLE_HOME sqlplus admin pupbld. sql In some instances the SQL Plus directory will be named plusXXinstead of sqlplus. The XX in the name represents the Oracle version number so with Oracle the directory would be named plus71. should be executed while logged in as user SYSTEM. Executing it while logged in as some other user will result in the profile table being created in the wrong schema and may also result in a few privilege violations as it tries to create public synonyms. The following example shows the script being executed SQL @c orant dbs pupbld drop synonym product_user_profile ERROR at line 1 ORA-01434 private synonym to be dropped does not exist date_value from product_user_profile ERROR at line 3 ORA-00942 table or view does not exist drop table product_user_profile ERROR at line 1 ORA-00942 table or view does not exist alter table product_profile add long_value long ERROR at line 1 ORA-00942 table or view does not exist Table created. View created. Grant succeeded. Synonym created. Synonym created. Synonym created. Table created. previous page page_317 next page previous page page_318 next page Page 318 Grant succeeded. View created. Grant succeeded. Synonym created. 0 rows updated. SQL Do not be alarmed by the error messages. They are nothing to worry about and are simply the result of the way Oracle wrote the script. If you now were to run the script again you would see a different set of errors. Any errors returned because an object already exists or because an object does not exist may safely be ignored. Limiting Access to Commands To limit access to a command you

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