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PLSQL installation errors
Error after entering the username and password database.
Solution:
1, you need to install oracle job. Then install the oracle12 c release2 version of
the installation process need to keep in mind the following two messages:
here cdadmin4 changed oracle12c
find D after the installation is complete: \ app \ oracle12c \ product \ 12.1.0 \ dbhome_1 \ NETWORK \ ADMIN of the Oracle installation path, replaces the tnsnames.ora file out can be.
Use https: // localhost: 5500 / em access to local databases.
2, style configuration information
3, pl / sql landing problem ----- connection of database format: ip address: 1521 / orcl
