Jan 23, 2015 · The Oracle data type VARCHAR2 appears to be equivalent to NVARCHAR in SQL Server, or DT_WSTR in SSIS. Reference. You will have to convert using the Data Conversion Transformation, or CAST or CONVERT functions in SQL Server.

Jan 20, 2023 · This article looks at several ways to handle the SSIS error "cannot convert between Unicode and non-Unicode string data types".

Feb 28, 2023 · Numeric data is assigned a numeric data type, string data is assigned a character data type, and dates are assigned a date data type. Other data, such as GUIDs and Binary Large Object Blocks (BLOBs), are also assigned appropriate Integration Services data types.

Jul 2, 2012 · There is no mechanism around the way in which the Excel Connection Manager treats text. It is going to treat text in the safest manner possible by assuming it's Unicode. The only option you have with the Connection Manager is exactly what you are doing.

Nov 18, 2004 · When loading data with SSIS, sometimes there are various errors that may crop up. This article provides a solution when you get have a problem between Unicode and non-Unicode fields.

ssis cannot convert between unicode and non-unicode data types even though the source and the destination columns are both unicode

Aug 26, 2017 · So it's clearly difference between [DT_WSTR] and [DT_STR] in SSIS. How to solve it? To solve the miss match of Unicode and Non Unicode issue, we need to convert unicode data type to Non Unicode.

Apr 28, 2021 · I’m getting error 146 while running a SSIS that import data from text to table the error says: column “column name” cannot convert between Unicode and non Unicode string data type” So I was wondering if it would be just as simple as changing the data type column on table from varchar to text?

Aug 3, 2009 · I used a data conversion task to convert all the other columns into dt_wstr (unicode) and the large column into dt_ntext(unicode), i mapped the columns to the columns in the table …

Jan 23, 2024 · From the error message, it seems a data convert issue. Try to use Data Conversion to convert non-unicode to unicode. Regards， Zoe Hui