WebV$DBLINK: Lists all open database links in your session, that is, all database links with the IN_TRANSACTION column set to YES. GV$DBLINK: Lists all open database links in your … WebDec 1, 2013 · 1 In Oracle 11G I can easily invoke: SELECT * FROM TABLE@DB_LINK_NAME; But how invoke SELECT over DB_LINK that is on another DB_LINK? Something like this: …
Database Link ( Dblink ) in Oracle Database - IT Tutorial
WebSep 17, 2012 · select from remote database (dblink) 575197 Sep 17 2012 — edited Sep 18 2012 Hi, I am wondering if I do select * from @dblink will fetch all rows from table on remote database? Will there be any difference if optimizer_mode is FIRST_ROWS or ALL_ROWS? I am working on Oracle 11gR2. Thanks Locked due to inactivity on Oct 16 2012 seth matthias teas wen xiong
Database Link ( Dblink ) in Oracle Database - IT Tutorial
WebAug 22, 2024 · How to write a query statement using a DB Link (DBLink) or Database Link? How to query multiple Oracle database servers in one query? Sign In Required You need to … WebJul 24, 2012 · select * from dual@dblink to check if it's available, but that doesn't fix the issue of code running for too long on the remote. The bad remote code should fire wait events, so I suppose those could be trapped (even at the class level in 12c). That still doesn't give us an elegant solution of forcing a dblink session to timeout. Share WebJul 11, 2016 · user A: has a db link to a remote database user B: you want to allow access via A to object X in remote database Then in user A, you could do (for example): create view REMOTE_X as select * from X@dblink; and then grant access to REMOTE_X to B. SQL> grant connect to demo identified by demo; Grant succeeded. seth mattos georesources