oracle ula problems

for the UNIX/L Inux Server (both long and short host names).For example:# Add or edit the/etc/hosts file to include a valid entry for the Server:192.168.101.110 prod1.us.oracle.com Prod12. Check that the localhost loopback name and address is correct (both long and short host names).An example of a correct localhost entry would be as follows:127.0.0.1 localhost.localdomain localhost3. Remember to save the/etc/hosts file and then start the listener.4. Check permissions on/etc/nsswitch.conf file

Oracle memory problems In Oracle, the memory structure mainly includes two categories: SGA and PGA. SGA represents the system global zone, and PGA represents the program global zone. Oracle memory mainly stores the execution program code (PL/SQL, JAVA); Information about connected sessions, including all currently acti

Scenario Description: The oracle11g software is installed normally and the configuration listening is faulty. The DBCA database has been installed and needs to be re-built for some reason. DBCA deletes the database and re-creates the database. Various problems are encountered during the reconstruction process. 1. DBCA database creation. When you allocate PGA and SGA memory, if your "devshm" Size Scenario Description:

=(SERVER = DEDICATED)(SERVICE_NAME = orcl))); User Id = test; Password = 123456;"ProviderName =" Oracle. DataAccess. Client "/> Because the odp.net component was changed in the meantime, it took a lot of time because of various incomprehension and detours. There are also many people on the Internet who have encountered this problem, but no one has found this answer. Alas... Microsoft does not want to update System. data. the OracleClient component is

by T.score DESC) rn from exam t;2:rank () over () Skip sortFor Row_number () over (), if two values are equal, the distinction is not made before and after, as shown in: is a jump sort, there can be two second, followed by the third place; SELECT T.name,t.subject,t.score, Rank () over (PARTITION by T.subject ORDER by T.score DESC) rn from exam t; 3:Dense_rank () over () If you want two second names followed by third place: SELECT T.name,t.subject,t.score, Dense_rank () over (PARTITION by T.sub

The following articles mainly discuss several problems that may occur in Oracle stored procedures. The actual application proportion of Oracle stored procedures is still the majority, if you are curious, the following articles will unveil its mysteries. I hope you will gain some benefits after browsing. 1. in Oracle,

database compatibility, we should pay attention to what.Database compatibility should be a concern for database design, because sometimes customers have a database that is already in use, and do not want to maintain two databases at the same time, so compatible with a variety of databases can also become a selling point of the product.The key to database compatibility is compliance with standard usage.1, abide by the standard usage, try not to use a database-specific usage.such as the use of ms

accordingly. This method is also applicable to Oracle instance services. Same as above, find items like HKEY_LOCAL_MACHINE/system/current ControlSet/services/Oracle servicemyoracle to check whether the ImagePath string item exists. If not, create a new one, set the value to D:/Oracle/ora92/binoracle. EXE myoracle.The above are some common