SQL Server: SUBSTRING Function. This SQL Server tutorial explains how to use the SUBSTRING function in SQL Server (Transact-SQL) with syntax and examples. In SQL Server (Transact-SQL), the SUBSTRING functions allows you to extract a substring from a string.
Table of Contents There are many ways to get information. The most common research methods are: literature searches, talking with people, focus groups, personal interviews, telephone surveys, mail surveys, email surveys, and internet surveys.A literature search involves reviewing all readily available materials.able of Contents There are many ways to get information. The most common research methods are: literature searches, talking with people, focus groups, personal interviews, telephone surveys, mail surveys, email surveys, and internet surveys.
The process. The approach adopted by qualitative researchers tends to be inductive which means that they develop a theory or look for a pattern of meaning on the basis of the data that they have collected. This involves a move from the specific to the general and is sometimes called a bottom-up approach. However, most research projects also involve a certain degree of deductive reasoning (see section on quantitative research for more details).