Databases Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Oracle (3259)
SQL Server (4518)
MS Access (429)
MySQL (1402)

Postgre (483)
Sybase (267)
DB Architecture (141)
DB Administration (291)

DB Development (113)
SQL PLSQL (3330)
MongoDB (502)
IBM Informix (50)

Neo4j (82)
InfluxDB (0)
Apache CouchDB (44)
Firebird (5)

Database Management (1411)
Databases AllOther (288)

Databases Interview Questions

Questions Answers Views Company eMail

What is the difference between "as" and "is" in an oracle stored procedure?

1022

is there a tool to trace queries, like profiler for sql server?

1163

What is the difference between a user and a schema in oracle?

1059

What are the oracle differences between nvl and coalesce

1178

What is the best way to do multi-row insert in oracle?

1081

How do I spool to a csv formatted file using sqlplus?

1055

What exactly do quotation marks around the table name do?

983

How to do paging with oracle?

1014

How do I limit the number of rows returned by an oracle query after ordering?

1195

How do I reset a sequence in oracle?

1125

Why do I get java.lang.abstractmethoderror when trying to load a blob in the db?

1036

Calculate difference between 2 date / times in oracle sql?

1069

How to create id with auto_increment on oracle?

1004

How to create a temporary table in oracle?

1293

Difference between oracle's plus (+) notation and ansi join notation?

1127

Un-Answered Questions { Databases }

What is postgresql server?

1029

Why functions are used in sql server?

977

What are sql procedures?

1050

How to download and install microsoft .net framework version 2.0?

1150

What is sql and where is it used?

960

HOW WE PASS PARM PARAMETERS TO CL VARIABLES FROM RPGLE?

2669

What are recommended options to be used while using db mirroring? : sql server database administration

1186

What is the normalization?

611

What is the difference between clustered and non-clustered indexes?

1111

Why variables called the most powerful component of ssis?

1104

What does mysql_fetch_assoc do?

974

Explain about the storage and physical database design?

928

What are triggers? How do you invoke a trigger on demand?

1341

how to increment dates by 1 in mysql? : Sql dba

999

How do I change global variables in mysql?

926

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