7/23/2023 0 Comments Postgresql vs sql serverVariable length byte string, 1 <= n <= 8000 Variable length char string, 1 <= n <= 8000 Some of the data types of MSSQL don’t match directly with PostgreSQL data types, so you need to change it to corresponding PostgreSQL data type. Please check some important differences you should know before migration. There are many features in both databases so you should know the behaviour of those features/functions in MSSQL and PostgreSQL. Benefit from open source add-ons to improve performance.Īlthough both Microsoft SQL Server database and PostgreSQL database are ANSI-SQL compliant but there are still differences between their SQL syntax, data types, case sensitivity, and it makes transferring data not so trivial.īefore migration, understand the differences between MSSQL and PostgreSQL.Flexible open source licencing and easy availability from public cloud providers like AWS, Google cloud etc.As you may know, PostgreSQL is open source and completely free while MSSQL Server cost depends on the number of users and database size. PostgreSQL is a cross platform database engine and it is available for Windows, Mac, Solaris, FreeBSD and Linux while SQL Server only runs on Windows operating system.If cost is an issue, then definitely you should go with PostgreSQL. MS SQL Server is a proprietary database from Microsoft, while PostgreSQL is developed and maintained by a global community of open source developers.Why Migrate from MS SQL Server to PostgreSQL? As per db-engine popularity rank, PostgreSQL was the DBMS of the year 2017. The PostgreSQL community is very strong and continuously improving existing features and implementing new features. PostgreSQL is the world’s most advanced open source database. This has resulted in a large installed user base. It provides a very user-friendly interface and easy to learn. As you may know, Microsoft SQL Server is very popular RDBMS with highly restrictive licencing and high cost of ownership if the database is of significant size, or is used by a significant number of clients.
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