Alter table add column sql server12/4/2023 Length, collation, sparseness and nullability while the table is online and availableįor users. = ON | OFF) is a new option in the ALTER TABLE…ALTER COLUMN T-SQL statement thatĪllows you to perform changes on the columns such as changing the column data type, One of these T-SQL enhancements is the ability to perform the table schemaĬhanges online, reducing downtime required to apply the change. ![]() SQL Server 2016 brought us many new features and enhancements to existingįeatures. The schema changes during working hours without blocking the SELECT queries running The schema change waiting for the change completion. SELECT query on that table during that process, the query will be blocked by Lock type SCH_M will be issued and will not be released until this schema modification When a schema modification is performed on a database table, a special schema By: Ahmad Yaseen | Updated: | Comments (3) | Related: More > SQL Server 2016
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