ORA-02019:未找到遠程數據庫的連接說明

1. 建立 DATABASE LINK CREATE PUBLIC DATABASE LINK ABC CONNECT TO SA IDENTIFIED BY PASSWORD USING '(DESCRIPTION =(ADDRESS_LIST =(ADDRESS =(PROTOCOL = TCP)(HOST = 192.168.0.100)(PORT = 1521)))(CONNECT_DATA =(SERVICE_NAME = AAA)))'; 2.測試 select * from [url=mailto:test@ABC]test@ABC[/url] 3.請注意使用 DBLINK 時，INIT.ORA中 GLOBAL_NAME 的設置: 如果爲 ture , 請使用DBLINK的全稱，可在 all_db_links 中查到，如果爲 FALSE， 不必使用全稱，當出現 「ORA-02019：爲找到遠程數據庫的連接說明」時，請使用全稱，如： select * from [url=mailto:test@ABC.US.ORACLE.COM]test@ABC.US.ORACLE.COM[/url] 4.SQL> select * from global_name; GLOBAL_NAME ---------------------------------------------------------- LOCALSR 5. update global_name set GLOBAL_NAME = 'LOCALSR.US.ORACLE.COM' where GLOBAL_NAME = 'LOCALSR' 6.重啓例程>>ok SQL> desc global_name; Name Type Nullable Default Comments ----------- -------------- -------- ------- --------------- GLOBAL_NAME VARCHAR2(4000) Y global database name