Content Overview Probably the most challenging conversion is the conversion of a date and/or time, which is supplied as text, into a value of type date, time, datetime or datetime2. SQL Server provides the following data types, among others, for Read More …
Content Overview SQL Server provides the bit data type for storing yes/no information. Converting an input value into a value of type bit can be a small challenge. Ideally, yes/no information is stored in the source system in a data Read More …
Content Overview SQL Server provides the following data types for storing floating point numbers: The data types float and real are not precise data types. They are suitable for storing particularly large or small values, but at the expense of Read More …
SQL Server provides the following data types for storing currency values: The data type money is essentially identical to the data type decimal(19, 4) and the data type smallmoney to the data type decimal(10, 4). There are internal differences in Read More …
There is a lot of good literature on the subject of data quality. As a rule, this topic is described more theoretically, with impressive examples and the importance is proven with theories. However, I have not yet found any concrete Read More …
This article describes how to safely convert input values to bigint, int, smallint and tinyint data types. A seemingly simple task, one would think. For example, what happens if you want to convert a decimal number or an empty string Read More …
How can you judge whether an ETL process has been successful? The mere fact that a process was not terminated with an exception does not necessarily mean that the process did what was expected of it. Readable and evaluable logging Read More …
How this articel has developed… SQL Server Integration Services (SSIS) is a very powerful graphical tool set belonging to the Microsoft BI Stack along with SQL Server, SQL Server Analysis Services (SSAS), SQL Server Reporting Services (SSRS), etc. It supports Read More …
Dieser Artikel in Deutsch… Overview SQL Server Integration Services (SSIS) is a very powerful graphical tool set belonging to the Microsoft BI Stack along with SQL Server, SQL Server Analysis Services (SSAS), SQL Server Reporting Services (SSRS), etc. It supports Read More …
Overview SQL Server Integration Services (SSIS) is a very powerful graphical tool set belonging to the Microsoft BI Stack along with SQL Server, SQL Server Analysis Services (SSAS), SQL Server Reporting Services (SSRS), etc. It supports a broad variety of Read More …