Database Research & Development : dbrnd.com

Database Research & Development : dbrnd.com The Blog - Database Research and Development on various database technologies like MSSQL, MySQL, PostgreSQL, Greenplum, NoSQL.

New post (PostgreSQL: How to Delete all duplicate rows Except one) has been published on Database Research & Development
17/09/2019

New post (PostgreSQL: How to Delete all duplicate rows Except one) has been published on Database Research & Development

Database Research & Development: Shared one small demonstration to delete duplicate records except one in PostgreSQL. I have prepared this query using ROW_NUMBER() PARTITION BY Clause.

New post (SQL Puzzle: SQL Advance Query - Find the Order basis on thier Status and Step) has been published on Database ...
12/08/2019

New post (SQL Puzzle: SQL Advance Query - Find the Order basis on thier Status and Step) has been published on Database Research & Development

Database Research & Development: Shared a SQL Puzzle to find the order basis on their status and step.

New post (SQL Server: How to compare your objects between two Databases) has been published on Database Research & Devel...
05/08/2019

New post (SQL Server: How to compare your objects between two Databases) has been published on Database Research & Development

Database Research & Development: Shared one T-SQL Script to compare the SQL Server objects like: Table, View, Stored Procedure, Trigger between the databases. It helps to DBA for making the all databases in sync.

New post (SQL Puzzle: SQL Advance Query - Generate the group of Sequences) has been published on Database Research & Dev...
29/07/2019

New post (SQL Puzzle: SQL Advance Query - Generate the group of Sequences) has been published on Database Research & Development

Database Research & Development: Shared a SQL puzzle to generate the group of sequences of given data.

New post (PostgreSQL: Create Index on Full Text Search tsvector Data) has been published on Database Research & Developm...
22/07/2019

New post (PostgreSQL: Create Index on Full Text Search tsvector Data) has been published on Database Research & Development

Database Research & Development: How to apply Index on tsvector Full Text Search table data of PostgreSQL.

New post (SQL Puzzle: SQL Advance Query - Generate the range of data basis on common combination) has been published on ...
15/07/2019

New post (SQL Puzzle: SQL Advance Query - Generate the range of data basis on common combination) has been published on Database Research & Development

Database Research & Development: Shared a SQL Puzzle to generate the report in the form of ranges basis on the common combination.

New post (Database Theory: What is CAP theorem - Consistency, Availability, Partition) has been published on Database Re...
08/07/2019

New post (Database Theory: What is CAP theorem - Consistency, Availability, Partition) has been published on Database Research & Development

Database Research & Development: Shared short note on CAP theorem - Consistency, Availability, Partition. Most of new NoSQL Database Systems based on CAP theorem. NoSQL Databases either use Partition and Availability (AP) or Partition and Consistency (CP).

New post (PostgreSQL: Example of SERIALIZABLE Isolation Level) has been published on Database Research & Development
01/07/2019

New post (PostgreSQL: Example of SERIALIZABLE Isolation Level) has been published on Database Research & Development

Database Research & Development: Shared basic details and example about SERIALIZABLE Isolation level of PostgreSQL. PostgreSQL Provides different types of isolation level to handle the concurrent transactions of the Database.

New post (SQL Server: Script to check Network or Connect permission of User) has been published on Database Research & D...
24/06/2019

New post (SQL Server: Script to check Network or Connect permission of User) has been published on Database Research & Development

Database Research & Development: Shared a SQL Server DBA Script for checking the network and connect related permission of a user.

New post (SQL Puzzle: SQL Advance Query - To generate the account balance column for Bank Accounts) has been published o...
24/06/2019

New post (SQL Puzzle: SQL Advance Query - To generate the account balance column for Bank Accounts) has been published on Database Research & Development

Database Research & Development: Shared a SQL Puzzle to generate the final account balance column for the bank accounts

New post (PostgreSQL: Disable Non-Durable parameters and Improve Server Performance) has been published on Database Rese...
24/06/2019

New post (PostgreSQL: Disable Non-Durable parameters and Improve Server Performance) has been published on Database Research & Development

Database Research & Development: Shared few important Non - Durable parameters which we can disable for achieving the good performance PostgreSQL Database Server. Do only on your ad-hoc server.

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