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sqlserverinterviews

Crontab 2

June 11, 2017 1

Linux: Importance of first line comment “#!/bin/sh” in a shell script

June 10, 2017

Linux: If your shell script is running, skip the next execution and exit it

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MySQL !
Find top N records for each group in MySQL
MySQL: Increase the Performance of CREATE INDEX and DROP INDEX for InnoDB
Difference between datetime and timestamp in MySQL
MySQL: Script to find Missing Indexes for particular type of Columns
MySQL: Frequently asked Interview Questions and Answers Part 7
MySQL: The Important Notes and Tips of FEDERATED Storage Engine (Part 4/4)
MySQL: Using SQL Query Profiler finds total execution time and CPU information of the Queries
PostgreSQL !
PostgreSQL: Shell script to store psql result in RECORD ARRAY using WHILE LOOP
PostgreSQL: Important Statistics Views for Monitoring the Server
PostgreSQL: Using json_agg() aggregate table data into a JSON formatted array
PostgreSQL 9.6: Introduced wait_event_type and wait_event new columns of pg_stat_activity
PostgreSQL: Script to Create a Read-Only Database User
PostgreSQL: Improve the performance of Query Sort operation by setting work_mem
PostgreSQL: Script to check the status of Shared Buffer (Use pg_buffercache)
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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