What is the maximum length of NVARCHAR Max?
4 Answers. The max size for a column of type NVARCHAR(MAX) is 2 GByte of storage. Since NVARCHAR uses 2 bytes per character, that’s approx. 1 billion characters.
What is the max length of NVARCHAR in SQL?
You must specify max of the NVARCHAR column. The size of this parameter cannot exceed 255 bytes. When you place an index on an NVARCHAR column, the maximum size is 254 bytes.
How do I get the length of a Ntext field in SQL?
To get the length of an ntext field, use DATALENGTH() instead of LEN() . Note that DATALENGTH will return the number of bytes, not the number of characters in the string. Each character in an ntext field is 2 bytes, so you need to take this into account when writing your query.
What is Ntext in SQL?
Variable-length Unicode data with a maximum string length of 2^30 – 1 (1,073,741,823) bytes. Storage size, in bytes, is two times the string length that is entered. The ISO synonym for ntext is national text. text.
What is Varbinary Max in SQL Server?
varbinary [ ( n | max) ] Variable-length binary data. n can be a value from 1 through 8,000. max indicates that the maximum storage size is 2^31-1 bytes. The storage size is the actual length of the data entered + 2 bytes.
What is the max size of a text field in SQL Server?
String Data Types
| Data type | Description | Max size |
|---|---|---|
| text | Variable width character string | 2GB of text data |
| nchar | Fixed width Unicode string | 4,000 characters |
| nvarchar | Variable width Unicode string | 4,000 characters |
| nvarchar(max) | Variable width Unicode string | 536,870,912 characters |
How do I find the maximum length of a column in SQL?
Use the built-in functions for length and max on the description column: SELECT MAX(LEN(DESC)) FROM table_name; Note that if your table is very large, there can be performance issues.
How long is Ntext?
The ISO synonym for ntext is national text. Variable-length non-Unicode data in the code page of the server and with a maximum string length of 2^31-1 (2,147,483,647).
How long is varchar?
0 to 65,535
The length can be specified as a value from 0 to 65,535. The effective maximum length of a VARCHAR is subject to the maximum row size (65,535 bytes, which is shared among all columns) and the character set used.