Advanced SQL, basically refers to the use of sophisticated and complex features and techniques in the SQL or Structured Query Language, that is used to perform more intricate and powerful operations ...

SQL Injection (SQLi) is a type of security vulnerability that allows an attacker to interfere with the queries that an application makes to its database. SQL Injection is one of the most common and ...

-- - Supports the scenario where log files list consist of both the file name formats -- - When CSV format is used, a check-constraint is added to the child table ...

Splitting a string by a delimiter in SQL Server involves breaking a single text string into smaller parts based on a chosen character. This is often done using functions like STRING_SPLIT, which ...

Using a variable within an IN clause in SQL Server can be done in several ways depending on the context and what kind of data you are working with. Below are different methods to achieve this. Let's ...

In part 2 of a series, On VB columnist Joe Kunk provides a Visual Basic program to generate a SQL script that clears all the data from a SQL Server database. In part one of this article, I described a ...

If you ever need to sort character strings stored in SQL Server fields, check out this demonstration of how to write a common sorting algorithm using SQL Server TSQL code. You are probably familiar ...

SELECT GHV.DEFAULT_EFFECTIVE_DATE DEFAULT_DATE -----栏位：有效时间 , SUBSTR(GHV.BATCH_NAME,1,12) TNAME -----栏位：总帐号码 , GHV.DOC_SEQUENCE_VALUE DOC ...