Postgre Interview Questions
Questions Answers Views Company eMail

what is the advantage of RAID

Wipro,

4 5935

when will data in the data base is updated

IEG,

3 2897

how to find nth lowest salary

4 11462




what is software?

1 1870

get second maximum date from tables.

1 1747

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 1342

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

1 493

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

1 720




What is inverted file ?

322

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

1 782

How is the statistics in PostgreSQL updated?

1 706

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

262

What is the Maximum size for a table in PostgreSQL?

322

PostgreSql Disadvantages

AFDD,

559

What are the character types that are available in postgresql?

320


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Un-Answered Questions { Postgre }

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

296


What is the Maximum size for a table in PostgreSQL?

322


What are the character types that are available in postgresql?

320


What does the option psql -l of PostgreSQL display?

289


What is inverted file ?

322






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

348


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

262


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

281


PostgreSql Disadvantages

559


What does GEQO stands for in PostgreSQL?

329


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

270


Why Update is too slow

298


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

324


How many byte Unique integers does OIDs in PostgreSQL have?

304


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

413