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Oracle Interview Questions and Answers
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Questions
Oracle
0
votes
Q: What do you mean by GROUP BY Clause?
asked
May 11, 2020
in
Oracle
by
JackTerrance
#oracle
0
votes
Q: What is the use of Aggregate functions in Oracle?
asked
May 11, 2020
in
Oracle
by
JackTerrance
#oracle
0
votes
Q: What is WITH CHECK OPTION?
asked
May 11, 2020
in
Oracle
by
JackTerrance
#oracle
0
votes
Q: What is key preserved table?
asked
May 11, 2020
in
Oracle
by
JackTerrance
#oracle
0
votes
Q: What is USING Clause and give example?
asked
May 11, 2020
in
Oracle
by
JackTerrance
#oracle
0
votes
Q: What is NULL value in oracle?
asked
May 11, 2020
in
Oracle
by
JackTerrance
#oracle
0
votes
Q: What is the usage of Merge Statement?
asked
May 11, 2020
in
Oracle
by
JackTerrance
#oracle
0
votes
Q: How do we display rows from the table without duplicates?
asked
May 11, 2020
in
Oracle
by
JackTerrance
#oracle
0
votes
Q: What is the difference between TRANSLATE and REPLACE?
asked
May 11, 2020
in
Oracle
by
JackTerrance
#oracle
0
votes
Q: What is DML?
asked
May 11, 2020
in
Oracle
by
JackTerrance
#oracle
0
votes
Q: What is COALESCE function?
asked
May 11, 2020
in
Oracle
by
JackTerrance
#oracle
0
votes
Q: Whether any commands are used for Months calculation? If so, What are they?
asked
May 11, 2020
in
Oracle
by
JackTerrance
#oracle
0
votes
Q: What is RAW datatype?
asked
May 11, 2020
in
Oracle
by
JackTerrance
#oracle
0
votes
Q: Difference between varchar and varchar2 data types?
asked
May 11, 2020
in
Oracle
by
JackTerrance
#oracle
0
votes
Q: What is the use of NVL function?
asked
May 11, 2020
in
Oracle
by
JackTerrance
#oracle
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