In our work, We used to get a lot of requirements for replicating data from one data source to another. Our team provided solutions to replicate data from MySQL to Vertica, Amazon Redshift, Hadoop. Out of which Amazon Redshift replication is a bit complicated as Amazon Redshift is a Database as a service (DBaaS) and the … Continue reading MySQL to Amazon Redshift Replication.
MySQL 8.0 has a rich set of features. One of the feature which interests DBA's more is invisible index What is an index in MySQL ? The indexes are used to find rows with specific column values quickly. Without an index, MySQL must begin with the first row and then read through the entire table … Continue reading Invisible Indexes – MySQL 8.0
Introduction: MySQL 5.7 introduces a new feature called virtual/generated column. It is called generated column because the data of this column is computed based on a predefined expression or from other columns. What is Virtual Column ? In general virtual columns appear to be normal table columns, but their values are derived rather than being … Continue reading Virtual Columns in MySQL and Use cases.