Oracle SQL Tutorial : How to connect oracle database using sqlplus command line

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Oracle tutorial: How to connect oracle database using sqlplus command line

sqlplus tools to connect to oracle database

In this tutorial you can see using SQLPLUS commands how we can connect the oracle database .

After connecting the oracle database you can able execute the sql query.

oracleconnection oracle sqlplus connect to database
Oracle SQL Tutorial
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I am getting environment variable oracle_sid-xe not defined...
Please help me

saichaitanya
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i have forgotten my username and password for oracle 11g using sqlplus n couldnt connect to the database, plzz help.

shishirmundu
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I get a "could not resolve connect identifier specified" error . . . any ideas?

tycobb
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if possible ..pls help me about that errror.

asadulislam
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ya ..that's good...but i can't connnect ...coz while i run that command, ,,,showing the error like that..
ORA-12154: TNS:could not resolve the connect identifier specified

asadulislam
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FIRST COMMAND WORKED FOR ME, BUT SECOND COMMAND IS NOT RECOGNISED!

RK