Postgre Interview Questions
Questions Answers Views Company eMail

what is the advantage of RAID

Wipro,

4 6286

when will data in the data base is updated

IEG,

3 3189

how to find nth lowest salary

4 12546




what is software?

1 2106

get second maximum date from tables.

1 1969

i have three table 1. student (stuid,name) 2. subject (subid,sname,studid) 3. marks (subid,studentid,marks) i want the reslut of how as got max marks in each subject sudentname,max(marks), name abc,70,nikitha

CMC,

1 1602

This message is received in response to the query SELECT * FROM JA_Party. I would like to know what am I doing wrong. ERROR: relation "ja_party" does not exist LINE 1: SELECT * FROM JA_Party ^ ********** Error ********** ERROR: relation "ja_party" does not exist SQL state: 42P01 Character: 15

1 717

What are the common bugs found while migrating to MySQL db to Postgre?

1 961




What is inverted file ?

460

What can be used in PostgreSQL to send messages to the front-end, and optionally terminate the current query being processed?

1 1022

How is the statistics in PostgreSQL updated?

1 1088

What is the option that can be used in PostgreSQL to make transactions see rows affected in previous parts of the transaction?

416

What is the Maximum size for a table in PostgreSQL?

464

PostgreSql Disadvantages

AFDD,

717

What are the character types that are available in postgresql?

464


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Un-Answered Questions { Postgre }

What is the operator that is used for case-insensitive regular expression searches in PostgreSQL?

404


PostgreSql Disadvantages

717


What is the option that can be used in PostgreSQL to find out how the query optimizer is evaluating the query given?

399


Does PostgrSQL support Column constraints? If so how is it done?

412


What does the option psql -l of PostgreSQL display?

418






What is the Maximum size for a table in PostgreSQL?

464


How many byte Unique integers does OIDs in PostgreSQL have?

454


What is the command or the option available in postgresql that can be used to retrieve the next SERIAL value from the sequence object?

497


Why Update is too slow

443


What is the powerful database utility that can be used for building, executing and processing queries upon PostgreSQL databases?

553


What is inverted file ?

460


What are the character types that are available in postgresql?

464


What is the command that can be used to allocate memory in postgreSQL?

425


What is the option used in PostgreSQL to increase the number of shared memory buffers shared among the backend processes

447


What is the option that can be used in PostgreSQL to make transactions see rows affected in previous parts of the transaction?

416