SQL developer version is higher and higher, the old version before can be directly in the newly built on the command line, this also is not a thing in the pl/SQL developer, but a new version of this function in SQL developer castration off, oracle officials think this feature may not be of much use.
So how to create a new session?
You look at the picture

CodePudding user response:

There has been, to open a sqldeveloper

CodePudding user response:

The new open a software is ok