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15 wrz 2010 · I needed to convert the float field to varchar as I need to display NA when NULL and 0 as it is. I achieved this by adding CASE statement in the query as below; CASE WHEN float_field IS NULL THEN 'NA' WHEN float_field = 0 THEN '0' ELSE CONVERT(VARCHAR, float_field, 128) END AS float_As_VChar –
3 mar 2023 · Review the implicit and explicit data type conversions between Python and SQL Server in data science and machine learning solutions.
16 wrz 2021 · The T-SQL language offers two functions to convert data from one data type to a target data type: CAST and CONVERT. In many ways, they both do the exact same thing in a SELECT statement or stored procedure, but the SQL Server CONVERT function has an extra parameter to express style.
23 maj 2023 · Conversion from nvarchar, varbinary, or varchar to their corresponding large-value data types happens implicitly. Conversion from the sql_variant data type to the large-value data types is an explicit conversion.
I am having a heck of a time trying to convert a FLOAT(53) field to a VARCHAR where there are no trailing zeros or scientific notation. The field could have a number that is really big or really small.
In this article we look at how to use the CAST function to change the data type for some data as well as compare CAST, CONVERT and PARSE functions.
With some, it will call repr, which would give you '0.4' (at least in Python 3.x), so you're asking the database to store the float value of the string '0.4'. But with others, it will pass the float value directly as a C double, so you're asking the database to store the float value 0.400000000000021.
