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How do you fix error String or binary data would be truncated?
To fix this error, patch to SQL Server 2016 SP2, CU6 or newer (including SQL Server 2017), and then turn on trace flag 460. You can enable it at the query level or at the server level.
What is the error String or binary data would be truncated?
The “String or binary data would be truncated” error indicates that the procedure is attempting to store something in the DBServerInfo table that is larger than the column allows. The two known reasons this can occur are: SQL Server has at least one database whose name exceeds 25 characters in length.
What is the limit of VARCHAR?
The size of the maximum size (m) parameter of a VARCHAR column can range from 1 to 255 bytes. If you are placing an index on a VARCHAR column, the maximum size is 254 bytes. You can store character strings that are shorter, but not longer, than the m value that you specify.
Why does nvarchar ( 10 ) result in an error?
The datatypes are different for these columns due to other reasons but I do not understand why nvarchar (10) source and char (10) destination results in an error sometimes in SQL Server 2014: String or binary data would be truncated. len (sourcecol) = 10 and datalength (sourcecol) = 20.
How many bytes does a nvarchar column take?
The column you are using is an nvarchar column, and so a character will take up 2 bytes instead of 1, so in your case (500 / 2) = 250 characters max. Fixed-length Unicode string data. n defines the string length and must be a value from 1 through 4,000. The storage size is two times n bytes.
Why is string or binary data would be truncated?
String or binary data would be truncated. The statement has been terminated. I do not understand why. Your results show the length in bytes of the column, not how many characters it can store. The column you are using is an nvarchar column, and so a character will take up 2 bytes instead of 1, so in your case (500 / 2) = 250 characters max.
What is the maximum storage size for nchar?
The ISO synonyms for nchar are national char and national character.. Variable-length Unicode string data. n defines the string length and can be a value from 1 through 4,000. max indicates that the maximum storage size is 2^31-1 bytes (2 GB). The storage size, in bytes, is two times the actual length of data entered + 2 bytes.