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Calculate Rank 1

November 29, 2016

PostgreSQL: How to calculate RANK in a query (DENSE_RANK())

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MySQL !
MySQL 5.5: How to configure and enable Performance Schema Engine?
MySQL: Script to find Source and Destination of All Foreign Key Constraint
MySQL: Error Code-1175 You are using safe update mode
MySQL: Script to find all the Tables without having a Primary Key
Find any text into Stored Procedure and Function of MySQL
Find top N records for each group in MySQL
MySQL: Frequently asked Interview Questions and Answers Part 1
PostgreSQL !
PostgreSQL: Composite UNIQUE Constraint does not consider NULL Values
PostgreSQL: ERROR – data type character varying has no default operator class for access method “gist”
PostgreSQL: How to parse the URL?
PostgreSQL: Use array_agg, to get DISTINCT value for each Column
PostgreSQL: Update the Table data using Subquery
PostgreSQL 9.6: Introduced pg_visibility module to examine visibility map
PostgreSQL: Check the progress of running VACUUM
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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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