Here’s a Query to find all identity columns in a database.

Using SQL Server to Find All Identity Columns in the Database

SELECT 
	OBJECT_SCHEMA_NAME(tables.object_id, db_id())
	AS SchemaName,
	tables.name As TableName,
	columns.name as ColumnName
FROM sys.tables tables 
	JOIN sys.columns columns 
ON tables.object_id=columns.object_id
WHERE columns.is_identity=1

This query retrieves the table and column names of identity columns in a Database.

Another way to find all identity columns in the Database. It contains details of all identity columns in a database along with their seed value, increment value, and other information. The below query for the same is given.

SELECT 
	OBJECT_SCHEMA_NAME(tables.object_id, db_id())
	AS SchemaName,
	tables.name As TableName,
	identity_columns.name as ColumnName,
	identity_columns.seed_value,
	identity_columns.increment_value,
	identity_columns.last_value
FROM sys.tables tables 
	JOIN sys.identity_columns identity_columns 
ON tables.object_id=identity_columns.object_id

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