Toad No Valid Oracle Clients Found
At the first time startup of Toad for Oracle, you may want to new a connection to start to use the tool. But sometimes, you… Read More »Toad No Valid Oracle Clients Found
Transparent Network Substrate (TNS)
PL/SQL Developer Initialization error, Oracle Client not properly installed
At the first time startup of PL/SQL developer, you may want to new a connection to start to use the tool. But sometimes, you might… Read More »PL/SQL Developer Initialization error, Oracle Client not properly installed
tnsnames.ora in SQL Developer
At the first time startup of SQL developer, you may want to new a connection to start to use the tool. But sometimes, you might… Read More »tnsnames.ora in SQL Developer
How NETCA Add Net Service Name
Usually, we copy, paste and modify the block of a TNS entry in tnsnames.ora to create a new net service name for local naming. For… Read More »How NETCA Add Net Service Name
TNSNAMES, How and Why
Local Naming = TNSNAMES Whenever we need to connect to the database, we usually provide a connection string by easy connect like this: SQL> conn… Read More »TNSNAMES, How and Why
How to Install Oracle Instant Client 19c on Windows
The term "install" may be a little improper for Oracle Instant Client, because the packages are all zipped and portable, there's no need to actually… Read More »How to Install Oracle Instant Client 19c on Windows