DB2 SQL is a dialect of the Structured Query Language (SQL) designed for use with IBM's DB2 database system. While the core principles of SQL remain consistent across various database systems, DB2 SQL has its own specific syntax and features. Understanding these nuances is crucial for effectively querying and manipulating data within a DB2 environment. DB2 SQL, like other SQL dialects, allows users to perform tasks such as selecting, inserting, updating, and deleting data. However, DB2 SQL might have variations in data types, functions, or specific commands compared to other SQL implementations. For example, DB2 might have unique functions for handling specific data types or particular ways of managing transactions. Learning DB2 SQL involves understanding these variations and how they impact your queries and scripts. This knowledge is essential for writing efficient and correct queries within the DB2 environment.