The Ultimate Guide to High Availability with MariaDB

KS DB Merge Tools for MySQL and MariaDB

Overview

KS DB Merge Tools for MySQL and MariaDB is an easy to use diff & merge tool for MySQL and MariaDB databases allowing to compare and sync both schema and data. It is a Freemium application - many features are exposed in the Free version (available for commercial use), some extended features are available only in the paid Pro version (in many cases can be provided at no cost for open source developers).

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Use cases

Documentation

Application has tabbed UI, there are several types of tabs responsible for particular application features and scope of tasks. Here are the primary application tabs:

Home tab

It is a starting point to open databases. Shows summary about all database objects. Note that it does not provide information about data/content changes, only about object definitions.

tabs-home

Object list

Lists all objects of some particular type - tables, views, etc. Allows to identify whether some object is new, changed or unchanged (note that for tables and views it does not provide information about data/content changes, only about object definitions). Quick filters available to show only new/changed/new+changed objects. Here we can select required objects on one side and generate a synchronization script to merge these changes to the other side.

tabs-object-list

Table data diff

Compares data for particular table or view. Quick filters available to show only new/changed/new+changed rows. We can select required rows on one side and generate synchronization script to merge these changes to the other side

tabs-data-diff

Text diff

Compares definition of some particular database programming object like view or stored procedure.

tabs-text-diff

Table structure diff

Compares definition of particular table. Here we can select required changes and generate synchronization script for them. This tab is available only in the Pro version, the Free version is using Text diff tab to compare table definitions.

tabs-table-structure-diff

Batch data diff

Allows to compare data for multiple tables and views, providing summary of data changes for the whole database. This tab is available only in the Pro version.

tabs-batch-data-diff

Query result diff

Compares arbitrary query results, it can be the same query running on both databases or different queries running on the same or different databases. This tab is available only in the Pro version.

tabs-query-result-diff

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