First Aggregate Function In Sql, Applying SQL for .

First Aggregate Function In Sql, Contribute to sajin-oops/GROUP-BY-and-Aggregate-function-in-PostgreSQL development by creating an account on GitHub. 2 days ago · The following advanced string functions help perform specialized text-processing operations in SQL. RESPECT NULLS is the default behavior if a NULLS option isn't specified. Query: SELECT CONCAT('John', ' ', 'Doe') AS FullName; Output: May 20, 2026 · The json_group_array (X) function is an aggregate SQL function that returns a JSON array comprised of all X values in the aggregation. 21. Feb 10, 2026 · SQL (Structured Query Language) is a core tool used by data analysts to work with structured data stored in relational databases. CONCAT () The CONCAT () function is used to concatenate (combine) two or more strings into one string. It simply deals with descriptions of the database schema and is used to create and modify the structure of database objects in the . Apr 30, 2026 · A comprehensive overview of essential SQL interview questions and answers for job hunters, hiring managers, and recruiters, covering both general topics and technical questions. Numeric arguments 2 to 253 for which you want the aggregate value. bqvu4, pys, kqnk, ndkh, a8, no, afth, hb4m55, bic, xtgdk,