1
vote
1answer
22 views

Stop NLS settings in init.ora getting overridden by environment variable

We have a databases server that is used for development which has hundreds of database instances for different branches/builds of our application. And we needed an special instance that has ...
2
votes
0answers
84 views

Does Oracle ADO.NET varchar parameter size influence query plan reuse?

I am considering to apply a fix which will generate constant parameter sizes for (n)varchar parameters. The application is based on NHibernate with the old OracleClientDriver (using Microsoft Oracle ...
4
votes
2answers
2k views

How to remove all hidden parameters from Oracle Database

How do I remove all hidden parameters from Oracle Database before upgrading? I'm using the SQL query below. So what do you recommended? SELECT name,description from SYS.V$PARAMETER WHERE name LIKE ...
5
votes
1answer
13k views

PLS-00306 Error: How to find the wrong argument?

PLS-00306: wrong number or types of arguments in call to 'string' Cause: This error occurs when the named subprogram call cannot be matched to any declaration for that subprogram name. The ...