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Migration to MariaDB
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Informix to MariaDB
MySQL to MariaDB
Oracle to MariaDB
PostgreSQL to MariaDB
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Sybase ASE to MariaDB
Sybase ASA to MariaDB
Migration to MySQL
IBM DB2 to MySQL
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Oracle to MySQL
PostgreSQL to MySQL
SQL Server to MySQL
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Sybase ASA to MySQL
Migration to PostgreSQL
IBM DB2 to PostgreSQL
Informix to PostgreSQL
MySQL to PostgreSQL
Oracle to PostgreSQL
SQL Server to PostgreSQL
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Sybase ASA to PostgreSQL
Migration to SQL Server
IBM DB2 to SQL Server
Informix to SQL Server
MySQL to SQL Server
Oracle to SQL Server
PostgreSQL to SQL Server
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Sybase ASA to SQL Server
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Migration to Oracle
IBM DB2 to Oracle
Informix to Oracle
PostgreSQL to Oracle
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SQL in Applications
Database Migration Ranking - Year 2023
SQLines database migration ranking according to Online SQL Converter use. Note that the report can be biased for many reasons. 
Users
103,869 unique users (by IP addresses) in January - December 2023:
| Region | % of Users | |
| 1 | Asia Pacific | 49.45 |
| 2 | Europe | 18.57 |
| 3 | US and Canada | 13.41 |
| 4 | Latin America | 10.09 |
| 5 | Middle East | 5.54 |
| 6 | Africa | 2.90 |
Top 10 Countries:
| Country | % of Users | |
| 1 | India | 25.14 |
| 2 | United States | 11.84 |
| 3 | China | 4.80 |
| 4 | Brazil | 4.14 |
| 5 | South Korea | 3.93 |
| 6 | Indonesia | 2.49 |
| 7 | Vietnam | 2.30 |
| 8 | United Kingdom | 2.04 |
| 9 | Germany | 2.04 |
| 10 | Russia | 2.00 |
Top 10 Source Databases
Source databases for migration (total % of users can exceed 100% as some users consider multiple migrations):
| Source | % of Users | |
| 1 | Oracle | 34.50 |
| 2 | Microsoft SQL Server | 33.47 |
| 3 | MySQL | 31.80 |
| 4 | PostgreSQL | 8.58 |
| 5 | MariaDB | 3.17 |
| 6 | IBM DB2 | 1.94 |
| 7 | Spark | 0.78 |
| 8 | Sybase ASE | 0.73 |
| 9 | Teradata | 0.61 |
| 10 | Sybase SQL Anywhere | 0.59 |
Top 5 Source Databases by Region
Source databases for migration (total % of users can exceed 100% as some users consider multiple migrations).
Asia Pacific:
| Source | % of Users in Region | |
| 1 | Oracle | 38.36 |
| 2 | MySQL | 32.88 |
| 3 | Microsoft SQL Server | 31.52 |
| 4 | PostgreSQL | 8.48 |
| 5 | MariaDB | 3.13 |
Europe:
| Source | % of Users in Region | |
| 1 | MySQL | 32.49 |
| 2 | Microsoft SQL Server | 31.29 |
| 3 | Oracle | 29.26 |
| 4 | PostgreSQL | 10.07 |
| 5 | MariaDB | 4.77 |
US and Canada:
| Source | % of Users in Region | |
| 1 | Oracle | 39.26 |
| 2 | Microsoft SQL Server | 36.31 |
| 3 | MySQL | 26.73 |
| 4 | PostgreSQL | 7.94 |
| 5 | IBM DB2 | 3.98 |
Latin America:
| Source | % of Users in Region | |
| 1 | Microsoft SQL Server | 38.13 |
| 2 | MySQL | 29.75 |
| 3 | Oracle | 28.63 |
| 4 | PostgreSQL | 7.98 |
| 5 | MariaDB | 2.71 |
Middle East:
| Source | % of Users in Region | |
| 1 | Microsoft SQL Server | 40.05 |
| 2 | MySQL | 32.31 |
| 3 | Oracle | 24.83 |
| 4 | PostgreSQL | 7.70 |
| 5 | MariaDB | 2.30 |
Africa:
| Source | % of Users in Region | |
| 1 | Microsoft SQL Server | 38.61 |
| 2 | MySQL | 38.48 |
| 3 | Oracle | 19.03 |
| 4 | PostgreSQL | 7.49 |
| 5 | MariaDB | 3.75 |
Top 10 Target Databases
Target databases for migration (total % of users can exceed 100% as some users consider multiple migrations):
| Target | % of Users | |
| 1 | PostgreSQL | 34.17 |
| 2 | Microsoft SQL Server | 28.38 |
| 3 | MySQL | 25.42 |
| 4 | Oracle | 22.18 |
| 5 | MariaDB | 5.17 |
| 6 | Spark | 2.98 |
| 7 | Snowflake | 1.81 |
| 8 | IBM DB2 | 1.68 |
| 9 | Databricks | 1.68 |
| 10 | Apache Hive | 1.45 |
Top 5 Target Databases by Region
Target databases for migration (total % of users can exceed 100% as some users consider multiple migrations):
Asia Pacific:
| Target | % of Users in Region | |
| 1 | PostgreSQL | 34.25 |
| 2 | MySQL | 29.68 |
| 3 | Microsoft SQL Server | 26.13 |
| 4 | Oracle | 22.47 |
| 5 | MariaDB | 5.83 |
Europe:
| Target | % of Users in Region | |
| 1 | PostgreSQL | 39.34 |
| 2 | Microsoft SQL Server | 27.22 |
| 3 | MySQL | 20.00 |
| 4 | Oracle | 18.99 |
| 5 | MariaDB | 5.92 |
US and Canada:
| Target | % of Users in Region | |
| 1 | PostgreSQL | 34.71 |
| 2 | Microsoft SQL Server | 34.23 |
| 3 | Oracle | 22.39 |
| 4 | MySQL | 20.40 |
| 5 | Spark | 5.13 |
Latin America:
| Target | % of Users in Region | |
| 1 | Microsoft SQL Server | 31.18 |
| 2 | PostgreSQL | 30.02 |
| 3 | Oracle | 23.00 |
| 4 | MySQL | 22.78 |
| 5 | MariaDB | 5.00 |
Middle East:
| Target | % of Users in Region | |
| 1 | Microsoft SQL Server | 34.03 |
| 2 | Oracle | 27.70 |
| 3 | PostgreSQL | 24.47 |
| 4 | MySQL | 22.12 |
| 5 | MariaDB | 3.63 |
Africa:
| Target | % of Users in Region | |
| 1 | PostgreSQL | 29.83 |
| 2 | Microsoft SQL Server | 26.55 |
| 3 | MySQL | 26.02 |
| 4 | Oracle | 23.04 |
| 5 | MariaDB | 4.87 |
Top 20 Database Migrations
Database migrations (total % of users can exceed 100% as some users consider multiple migrations):
| Source | Target | % of Users | |
| 1 | Oracle | Microsoft SQL Server | 13.89 |
| 2 | MySQL | PostgreSQL | 11.95 |
| 3 | Oracle | PostgreSQL | 11.73 |
| 4 | MySQL | Microsoft SQL Server | 11.30 |
| 5 | Microsoft SQL Server | PostgreSQL | 11.29 |
| 6 | Microsoft SQL Server | MySQL | 11.15 |
| 7 | Oracle | MySQL | 10.91 |
| 8 | Microsoft SQL Server | Oracle | 10.79 |
| 9 | MySQL | Oracle | 8.57 |
| 10 | PostgreSQL | Oracle | 2.96 |
| 11 | PostgreSQL | MySQL | 2.94 |
| 12 | PostgreSQL | Microsoft SQL Server | 2.50 |
| 13 | Oracle | MariaDB | 2.13 |
| 14 | Microsoft SQL Server | MariaDB | 1.76 |
| 15 | MariaDB | PostgreSQL | 1.14 |
| 16 | MySQL | MariaDB | 0.90 |
| 17 | MariaDB | Microsoft SQL Server | 0.87 |
| 18 | Oracle | Spark | 0.87 |
| 19 | MariaDB | Oracle | 0.80 |
| 20 | MySQL | Spark | 0.75 |
Top 5 Database Migrations by Region
Databases migrations (total % of users can exceed 100% as some users consider multiple migrations):
Asia Pacific:
| Source | Target | % of Users in Region | |
| 1 | Oracle | MySQL | 14.15 |
| 2 | Oracle | PostgreSQL | 13.50 |
| 3 | Oracle | Microsoft SQL Server | 13.16 |
| 4 | Microsoft SQL Server | MySQL | 12.31 |
| 5 | MySQL | PostgreSQL | 11.90 |
Europe:
| Source | Target | % of Users in Region | |
| 1 | MySQL | PostgreSQL | 15.27 |
| 2 | Microsoft SQL Server | PostgreSQL | 12.73 |
| 3 | Oracle | Microsoft SQL Server | 12.22 |
| 4 | MySQL | Microsoft SQL Server | 10.63 |
| 5 | Oracle | PostgreSQL | 10.15 |
US and Canada:
| Source | Target | % of Users in Region | |
| 1 | Oracle | Microsoft SQL Server | 19.75 |
| 2 | Microsoft SQL Server | Oracle | 13.52 |
| 3 | Microsoft SQL Server | PostgreSQL | 13.46 |
| 4 | Oracle | PostgreSQL | 13.37 |
| 5 | MySQL | PostgreSQL | 9.85 |
Latin America:
| Source | Target | % of Users in Region | |
| 1 | Oracle | Microsoft SQL Server | 15.04 |
| 2 | Microsoft SQL Server | Oracle | 14.63 |
| 3 | MySQL | Microsoft SQL Server | 13.01 |
| 4 | Microsoft SQL Server | MySQL | 12.96 |
| 5 | MySQL | PostgreSQL | 10.61 |
Middle East:
| Source | Target | % of Users in Region | |
| 1 | MySQL | Microsoft SQL Server | 17.37 |
| 2 | Microsoft SQL Server | Oracle | 17.08 |
| 3 | Oracle | Microsoft SQL Server | 13.27 |
| 4 | Microsoft SQL Server | MySQL | 12.64 |
| 5 | Microsoft SQL Server | PostgreSQL | 10.78 |
Africa:
| Source | Target | % of Users in Region | |
| 1 | MySQL | Microsoft SQL Server | 16.54 |
| 2 | Microsoft SQL Server | MySQL | 15.64 |
| 3 | MySQL | PostgreSQL | 13.95 |
| 4 | Microsoft SQL Server | Oracle | 13.23 |
| 5 | Microsoft SQL Server | PostgreSQL | 9.78 |
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