Sql Server 2008 NVARCHAR length -1 - Stack Overflow
Feb 23, 2012 · Name NVARCHAR(MAX) From MSDN: -1 = Column data type is varchar (max), nvarchar (max), varbinary (max), or xml.
nchar and nvarchar (Transact-SQL) - SQL Server | Microsoft Learn
Nov 18, 2025 · When n isn't specified in a data definition or variable declaration statement, the default length is 1. When n isn't specified with the CAST function, the default length is 30. If …
VARCHAR, VARCHAR (MAX), and NVARCHAR in MS SQL Server
Aug 12, 2024 · It stores character string data with a maximum storage size of 2³¹-1 bytes. It can store up to 2 GB of data, which is significantly larger than the VARCHAR (n) data type.
SQL Server NVARCHAR Data Type Overview
In this tutorial, you will learn how to use the SQL Server NVARCHAR data type to store variable-length, Unicode string data.
Difference Between CHAR, NCHAR, VARCHAR, and NVARCHAR in …
Jul 7, 2024 · The NVARCHAR type in SQL Server is similar to VARCHAR but supports Unicode characters. Therefore, each character is stored using two bytes of storage, effectively doubling …
Nvarchar Data type - SQL Server
The nvarchar data type in SQL Server is a versatile option for storing Unicode character data, making it a popular choice for applications that require support for different languages and …
How to Change Column Datatype in SQL Server: Convert …
3 days ago · A frequent scenario is converting a VARCHAR column to NVARCHAR to enable Unicode support (e.g., storing text in multiple languages like Chinese, Arabic, or Cyrillic) while …
(N)Char vs (N)Varchar. In SQL, both CHAR and VARCHAR are …
Dec 17, 2024 · NVARCHAR stands for National Variable Character. It is used to store Unicode (UTF-16) character data, allowing for the storage of characters from multiple languages and …
Does the size used with NVARCHAR matter? - Stack Overflow
Apr 2, 2012 · Since nvarchar is a variable length data type it will only store the data you assign to it (2 bytes per char) plus 2 bytes for length information and is primarily used for double byte …
Transact-SQL: VARCHAR vs. NVARCHAR and the 'N' Prefix
Jul 25, 2025 · When working with Transact-SQL (T-SQL), particularly in Microsoft SQL Server, the distinction between VARCHAR and NVARCHAR data types, and the proper use of the N prefix …