Microsoft SQL Server (MS SQL) to Databricks Migration

SQLines tools can help you convert database schema (DDL), views, queries and SQL scripts from Microsoft SQL Server (MSSQL, MS SQL), Azure SQL Database, Azure Synapse to Databricks.

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Databases:

Microsoft SQL Server 2022, 2019, 2017, 2016, 2014, 2012, 2008, 2005 and 2000
Databricks

Migration Reference

Identifiers

Converting identifiers:

	SQL Server		Databricks
1	[name]	Quoted identifier	`name`
2	expr AS [alias]	Quoted column or table alias	expr AS `alias`	Backticks `` only
	expr AS 'alias'
	expr AS "alias"

Built-in SQL Functions

Converting datetime functions:

	SQL Server		Databricks
1	CONVERT(DATE, string)	Convert string to date	CAST(string AS DATE)
2	DATEDIFF(units, start, end)	Get datetime difference in specified units	DATEDIFF(units, start, end)
3	DATEFROMPARTS(year, month, day)	Create DATE from fields	MAKE_DATE(year, month, day)
4	DAY(datetime)	Get the day of datetime	DAY(datetime)
5	EOMONTH(datetime)	Get the last day of the month of datetime	LAST_DAY(datetime)
6	FORMAT(datetime, format)	Convert to string with format	DATE_FORMAT(datetime, format)
7	YEAR(datetime)	Get the year of datetime	YEAR(datetime)

NULL handling functions:

	SQL Server		Databricks
1	ISNULL(exp, replace)	Replace NULL	IFNULL(exp, replace)

ALTER VIEW Statement

Converting the ALTER VIEW statement:

	SQL Server		Databricks
1	ALTER VIEW name AS query	Change the existing view	ALTER VIEW name AS query

SELECT Statement

Converting SQL queries:

	SQL Server		Databricks
1	UNPIVOT clause	Unpivoting columns into rows	UNPIVOT clause

USE Statement

Converting the USE statement:

	SQL Server		Databricks
1	USE name	Set the current database	USE CATALOG name

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