@@MAX_PRECISION (Transact-SQL)
Returns the precision level used by decimal and numeric data types as currently set in the server.
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Transact-SQL Syntax Conventions
Syntax
@@MAX_PRECISION
Return Types
tinyint
Remarks
By default, the maximum precision returns 38.
Examples
SELECT @@MAX_PRECISION AS 'Max Precision'
See Also
Reference
Configuration Functions (Transact-SQL)
decimal and numeric (Transact-SQL)
Precision, Scale, and Length (Transact-SQL)