Advanced SQL Functions: String functions (CONCAT, LENGTH, SUBSTRING, REPLACE, UPPER, LOWER) Date and time functions (DATE, TIME, TIMESTAMP, DATEPART, DATEADD) Numeric functions 9. Views: Creating ...
🔑 SQL Keys — The Foundation of High-Quality Data Analytics Even after years in the analytics industry, I’ve realized there’s always more to learn. Recently, while revisiting advanced SQL concepts, I ...
Testing for SQL Injection ... Summary SQL injection testing checks if it is possible to inject data into an application/site so that it executes a user-controlled SQL query in the database. Testers ...
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