History of changes for MySQL to PostgreSQL

v6.3 12/04/2023
	- new multi-threading algorithm of migration reaches 10M rows (500MB) per minute
	- support for MySQL v8.2+ authentication protocol

v6.1 10/24/2022
	- spatial data (geometry, point) is migrated 

v5.5 12/06/2021
	- SSL connection for PostgreSQL is supported
	- verified support for Azure PostgreSQL and Azure MySQL

v5.3 07/13/2020
	- improved support for Unicode

v5.1.1 05/18/2020
	- option to create PostgreSQL tables logged/unlogged
	- option to switch between INSERT/COPY when writing into PostgreSQL database

v5.1 03/16/2020
	- 64-bit version is available, 32-bit version is not updated anymore
	- support for recent MySQL authentication protocol 

v4.5 11/18/2019
	- improved support for PostgreSQL v12

v4.3 04/29/2019
	- option to specify PostgreSQL schema
	- fix for foreign keys creation
 
v4.1 03/11/2019
	- fix for 'bad allocation' error
	- distinguish '' and NULL in demo version
	- support for 'composed' table names like 'table.name'
	- fix for 'ALTER SEQUENCE' statements 

v3.5 06/11/2018
	- piecewise writing to PostgreSQL script file (big data support)
	- workaround for MySQL 8.0 password hashing
	- option to reorder views to preserve dependencies
	- improved support for BLOBs

v3.3 04/03/2017
	- support for views 

v3.1 01/30/2017
	- option to connect non-default PostgreSQL database
	- verified support for Heroku
	- fix: improved processing of GUIDs

v2.5 08/22/2016 
	- option to export database into a script file
	- option to customize field mapping (modify name, type, default values for every column)
	- fix: '0000-00-00' in def.values

v2.3 05/31/2016
	- improved support for CRLF and special symbols in text columns
	- improved support for "pure" time
	- fix: indexes with the same names from different tables/schemas 	
	- fix: processing table names with '.'

v2.1 09/03/2015
	- 2-steps setting default database for testing connection to PostgreSQL server 
	- support for custom PostgreSQL ports 

v1.5 07/22/2014
	- improved algorithm of connecting to PostgreSQL server
	- new installer
	- updated UI

v1.3 02/04/2013
	- option to synchronize PostgreSQL database with MySQL data
	- option to filter data using SELECT-queries
	
v1.1 11/24/2012
	- Quick Launch

v1.0 04/30/2012
	- initial version