RUCHI TYAGI

• Oct 8th, 2020

Inverted file is an index data structure used for mapping content to its location to a database file with in a document or in set of documents

Answer Question  Select Best Answer

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

Abhishek

• Aug 12th, 2020

There are three possibilities to this.
1. The table ja_party does not exist in the connected database.
2. Schema having ja_party table has not be set in schema search_path.
3. Its possible that the table owner is different than the connected role.

Atul Mahajan

• Jun 16th, 2017

Table ja_party does not exit

Answer Question  Select Best Answer

Md Ikbal Hossain

• Jan 30th, 2018

Navicat Premium

postgresql

 Profile Answers by postgresql Questions by postgresql

• Jul 1st, 2010

PgAdmin

Answer Question  Select Best Answer

supriya

• Dec 8th, 2017

You can set isolation level as read uncommited.

santhanapandi

• Jul 1st, 2013

The SQL standard defines four levels of transaction isolation in terms of three phenomena that must be prevented between concurrent transactions. These undesirable phenomena are: Dirty read A transac...

Answer Question  Select Best Answer

List out the disadvantages of PostgreSql Database.

Daniel Prince

• Nov 21st, 2017

You Can try Bucardo Replication or Streaming Replication.

gakorde

 Profile Answers by gakorde Questions by gakorde

• Jul 5th, 2010

Replication is not that much powerful as compared to other databases.

Answer Question  Select Best Answer

Iqbal Singh

• Nov 14th, 2017

Using Analyze or Vaccum Analyze Command, it is also updated by some of DDL, like create Index.

Shankar Kotamarthy

 Profile Answers by Shankar Kotamarthy Questions by Shankar Kotamarthy

• Sep 28th, 2013

Vacuum with the option Analyze is used to update statistics in Postgresql
VACUUM ANALYZE ; is the syntax.

Answer Question  Select Best Answer

parth

• Aug 15th, 2017

It is like search operator.

postgresql

 Profile Answers by postgresql Questions by postgresql

• Jul 1st, 2010

ILIKE or ~~*

Answer Question  Select Best Answer

parth

• Aug 15th, 2017

List all Databases

postgresql

 Profile Answers by postgresql Questions by postgresql

• Jul 1st, 2010

It will display list of DB's

Answer Question  Select Best Answer

sugandh

• Jul 13th, 2017

Maximum Table Size 32 TB

Manoj Yadav

• Mar 8th, 2017

Maximum table size = 32 TB

Answer Question  Select Best Answer

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

monaleeb

 Profile Answers by monaleeb Questions by monaleeb

• Dec 29th, 2016

Most time it gives issues for Object data type like Enum, Boolean, Date as Postgres uses it as Object which not concept in MySQL.

VIjay

• Aug 4th, 2014

You may get unicode UTF-8 character decoding problem when migrating from MySQL to PostgreSQL .....

Answer Question  Select Best Answer

Sagar

• Oct 13th, 2015

Foreign key and primary key linking.

Answer Question  Select Best Answer

Ramu Mathi

 Profile Answers by Ramu Mathi Questions by Ramu Mathi

• Jan 20th, 2014

Select pg_terminate_backend(pid);

postgresql

 Profile Answers by postgresql Questions by postgresql

• Jul 1st, 2010

Select pg_cancel_backend(pid)

Answer Question  Select Best Answer

postgresql

 Profile Answers by postgresql Questions by postgresql

• Jul 1st, 2010

Character varaying(n), varchar(n), character(n), char(n), text.

varkalaRekha

 Profile Answers by varkalaRekha Questions by varkalaRekha

• Apr 13th, 2007

POSTGRESQL Supports Char(n),varchar(n),text data types

Answer Question  Select Best Answer

postgresql

 Profile Answers by postgresql Questions by postgresql

• Jul 1st, 2010

The genetic query optimizer (GEQO) is an algorithm that does query planning using heuristic searching

nehalshah

 Profile Answers by nehalshah Questions by nehalshah

• May 5th, 2007

GEQO stands for Genetic Query Optimization. As the name implies this is used for query optimization in POSTGRESQL. The Genetic Query Optimization is used along with POSTGRESQL query evaluator and opti...

Answer Question  Select Best Answer

postgresql

 Profile Answers by postgresql Questions by postgresql

• Jul 1st, 2010

SELECT nextval('sequence_name')

Answer Question  Select Best Answer

postgresql

 Profile Answers by postgresql Questions by postgresql

• Jul 1st, 2010

4 unsigned

JohnMathew

 Profile Answers by JohnMathew Questions by JohnMathew

• May 5th, 2007

OIDs in POSTGRESQL have 4 byte unique integers. That is each row in POSTGRESQL would be assigned a unique OID. Though the concept of unique OID exists in POSTGRESQL for each row after sufficient number of rows overflowing occurs and the OID value gets repeated from this stage.

Answer Question  Select Best Answer

postgresql

 Profile Answers by postgresql Questions by postgresql

• Jul 1st, 2010

Set work_mem=size

SachinDeo

 Profile Answers by SachinDeo Questions by SachinDeo

• May 5th, 2007

Palloc is used to allocate memory in POSTGRESQL. POSTGRESQL memory allocation follows interesting concept of allocating memory within memory contexts. This concept helps in efficiency way of managing memory preventing many problems that pccurs due to improper memory allocation like memory leaks.

Answer Question  Select Best Answer

Why the Update Statement works very slowly in Postgresql?

postgresql

 Profile Answers by postgresql Questions by postgresql

• Jul 1st, 2010

Because of the MVCC architecture of PostgreSQL but is greatly improved starting PostgreSQL 8.3.x if you are not updating the index field.

Answer Question  Select Best Answer

postgresql

 Profile Answers by postgresql Questions by postgresql

• Jul 1st, 2010

Explain and Explain analyze

Answer Question  Select Best Answer

postgresql

 Profile Answers by postgresql Questions by postgresql

• Jul 1st, 2010

In postgresql.conf :shared_buffers

Answer Question  Select Best Answer