In SQL Server, the default maximum precision of numeric and decimal data types is 38. In earlier versions of SQL Server, the default maximum is 28. Length for a numeric data type is the number of ...

SQL DB2 supports various data types that fall into four main categories: numeric, string, datetime, and complex. Numeric data types store integers, decimals, and floating-point numbers.

DB2 Data Types Every column in a table has a name and a data type. The data type tells DB2 how much physical storage to set aside for the column and the form in which the data are stored. DB2 uses IBM ...

This post adds one more useful detail: how to preserve the original data types of the columns in your query when using this technique with SQL Server-related sources. Consider the DimDate table in the ...

When SQL Server compares or combines columns of different data types, it has to convert them to a compatible type, which uses extra CPU and time. For example, comparing an INT to a BIGINT forces a ...

Learn how to use the xsd:type and sql:datatype attributes in SQLXML 4.0 to control the mapping between XSD data types and SQL Server data types. [!INCLUDE SQL Server Azure SQL Database] In an XSD ...

SQL data types. To learn more about SQL data types, read “SQL basics: String data types,” which covers general data-type usage and describes using the various string data types, and “SQL ...

This month we conclude this mini-series with a look at creating and using your own custom data types for SQL Server 2005 using .NET. Custom datatypes are useful when you want to store certain ...

It’s surprisingly easy to stop query folding happening in Power Query by changing the data type of a column. This is mentioned in the docs here, and it’s something several people have blogged about ...