Assumptions: I have a number of tables comprised of facts and foreign keys (\'dimensional\' and \'key-value\' type).For example, ENCOUNTER:
I read that oracle\'s CBO(on recent versions) is so good that even if wors开发者_JS百科t possible join order is given, CBO automagically takes the best join order. So will hints like ORDERED do any go
I have 2 queries: one is written in ANSI SQL, another is written using oracle dialect. I think that they both must give the same resultset, but it is no true. First query gives 385 rows and the second
I\'m developing a VS2008 desktop application, this application makes 2 connections, one to an access database and other to an oracle database. I can connect to both databases just fine but, when I\'m
I want to find all Patients.dob that are between Patient.dob - 20, and patient.dob -30 (in years). I am u开发者_JAVA技巧sing Oracle 10g, and have tried dateAdd and tried substitutingSYSTIME - 12*30
I am new to oracle procedures so I\'m having a bit of trouble with this. I have an oracle procedure defined like
I am working on a data warehouse system which was upgraded about a year ago to Oracle 10g (now 10.2.0.5).
I\'m at a point within one of my Oracle APEX projects where I need to implement different levels of security for specific individuals for specific applications.
I\'ve manually created some data adapters – using the auto-generated ones is not viable due to version incompatibilities, for a dataset made of a number of tables with the usual mixture of PK, FK con
I am getting stale connection error when there is no requests to the database from my java application for couple of hours.
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