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Fast JSON Data Load in Pre-2025 SQL Server

Brent Ozar loads some data:

To demo what I mean, I’m going to take the Users table from the Stack Overflow database, and I’m going to pretend that we’re only storing the Id column, and the rest of the columns are JSON, stored in a UserAttributes column. Let’s create a new Users_JSON table to simulate it:

Read on and stay tuned for the way that SQL Server 2025 changes this.