SQL Server Interview: How to prevent ‘SELECT *’ using T-SQL Script?

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SQL Server Interview: A Golden question, Can we disable the Clustered Index?

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A Day in the life of a DBA !

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NoSQL: The latest buzzword in Data Science, What is NoSQL? (Day 1)

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sqlserverinterviews

SQL Server: READ COMMITTED Isolation Level with the READ_COMMITTED_SNAPSHOT option

In this post, I am going to share an important note about the READ COMMITTED isolation level and how it works with the READ_COMMITTED_SNAPSHOT option of SQL Server. The READ COMMITTED is the default isolation level of SQL Server, and it prevents the dirty reads. Your SELECT statements always returns committed data. It issues shared […]

April 1, 2016 SQL Server
March 31, 2016

PostgreSQL: Script to check a Fillfactor value for Tables and Indexes

March 30, 2016

PostgreSQL: ALTER TABLE to change Fillfactor Value

March 29, 2016

PostgreSQL: How to measure the size of a Table Row and Data Page?

March 28, 2016

PostgreSQL: The Awesome Table Fillfactor to speedup UPDATE and SELECT statement

March 27, 2016

SQL Server: How to read database error log using T-SQL (xp_readerrorlog)

March 26, 2016

MySQL: What is the main role of .frm file?

March 25, 2016

PostgreSQL: Using json_agg() aggregate table data into a JSON formatted array

March 24, 2016

MySQL: UDF to remove HTML Tag from the String Data

March 23, 2016

MySQL: SELECT UTC_TIMESTAMP and CONVERT local date time to UTC time zone

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MySQL: How to escape apostrophe and single quote?
Find duplicate records in MySQL
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PostgreSQL: ALTER TABLE to change Fillfactor Value
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MySQL 5.7: Script to find list of Active InnoDB Temp Tables using INNODB_TEMP_TABLE_INFO
MySQL: The BLACKHOLE Storage Engine, Perform Dummy Insert on Table
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PostgreSQL: Script to copy Table Data from one Schema to another Schema
PostgreSQL: Performance Test of RETURNS TABLE vs OUT Parameters
PostgreSQL: Stop the new User from creating a new Table
PostgreSQL: How to Install PostgreSQL 9.4 on Ubuntu 14.04?
PostgreSQL: Create Index on Full Text Search tsvector Data
PostgreSQL: Allow single NULL for UNIQUE Constraint Column
PostgreSQL 9.6: pg_notification_queue_usage function to monitor the queues and notifications
About Me!

I'm Anvesh Patel, a Database Engineer certified by Oracle and IBM. I'm working as a Database Architect, Database Optimizer, Database Administrator, Database Developer. Providing the best articles and solutions for different problems in the best manner through my blogs is my passion. I have more than six years of experience with various RDBMS products like MSSQL Server, PostgreSQL, MySQL, Greenplum and currently learning and doing research on BIGData and NoSQL technology. -- Hyderabad, India.

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