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JSON_ARRAYAGG and JSON_OBJECTAGG: Building JSON From Rows in SQL Server 2025

January 29, 2013
Pinal Dave
SQL Tips and Tricks
JSON, SQL Function, SQL Server

Build customer arrays with JSON_ARRAYAGG and settings objects with JSON_OBJECTAGG in SQL Server 2025, with explicit order and null rules.

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JSON_PATH_EXISTS and Typed ISJSON in SQL Server 2022

April 18, 2012
Pinal Dave
SQL Tips and Tricks
JSON, SQL Constraint and Keys, SQL Function, SQL Server, SQL Server 2022

Validate payloads with JSON_PATH_EXISTS and typed ISJSON in SQL Server 2022, distinguish null from missing, and enforce a clear contract.

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Moving Data Out of SQL Server in Open Formats

February 26, 2012
Pinal Dave
SQL Tips and Tricks
CSV, ETL, File format, JSON, SQL Server

Move SQL Server data into open formats such as CSV, JSON, and Parquet while preserving types, NULLs, encoding, and readable files.

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Loading Data From an API Into SQL Server

July 28, 2011
Pinal Dave
SQL Tips and Tricks
ETL, JSON, PowerShell, SQL Server

Loading data from an API into SQL Server takes paging, JSON staging, retries, and durable checkpoints so a failed request can resume safely.

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T-SQL Features Added in Recent Versions

June 5, 2011
Pinal Dave
SQL Tips and Tricks
Compatibility Level, JSON, SQL Function, SQL Server, SQL Server 2022

T-SQL features added in recent SQL Server versions shorten common date, comparison, string, and JSON patterns when deployed deliberately.

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Validating JSON Parameters Before a Procedure Uses Them

October 23, 2009
Pinal Dave
SQL Tips and Tricks
Best Practices, JSON, SQL Server, SQL Stored Procedure

Learn validating JSON parameters before changing data with ISJSON, JSON_PATH_EXISTS, TRY_CAST, and a single clear list of input errors.

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