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sqlserverinterviews

Complex SQL Query 2

June 3, 2017 1

SQL Server Interview: Advance SQL Query – Don’t use pivot and Do Row aggregation into Column

June 1, 2017 4

SQL Server Interview: Advance SQL Query – Find a count of repeated character in a String

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MySQL !
MySQL: The Main difference between InnoDB and MyISAM
MySQL: Mathematical Calculation using Values, Parameters, Variables and Columns
MySQL: Error Code-1175 You are using safe update mode
MySQL: Script to find all the Tables without having a Primary Key
MySQL: How Query Optimizer Read and Update the Index Statistics
MySQL: Script to find Source and Destination of All Foreign Key Constraint
Calculation of Rank in MySQL Query
PostgreSQL !
PostgreSQL: Use pg_backend_pid to get your current Process ID (Session ID)
PostgreSQL: Prevent New User to access Newly Created Database
PostgreSQL 9.4: How to Convert JSON ARRAY Elements into String ARRAY
PostgreSQL: How to Create and Use Tablespace?
PostgreSQL: Optimized way to get first Record per each GROUP (using DISTINCT ON, LATERAL)
PostgreSQL: Create a Copy of Table or Create a Duplicate Table
PostgreSQL: How to Recover postgres User Password?
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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