Solifi Devops Engineer Interview Questions and Answers

SQL join is used to combine rows from two or more tables based on a related column between them.

• SQL join is used to retrieve data from multiple tables based on a related column.

• Types of SQL joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN.

• Example: SELECT * FROM table1 INNER JOIN table2 ON table1.column = table2.column;

CORS stands for Cross-Origin Resource Sharing and is a security feature that allows or restricts resources on a web page to be requested from another domain.

• CORS is important for security reasons as it prevents malicious websites from making unauthorized requests to a different domain.

• It allows servers to specify who can access their resources by setting appropriate HTTP headers.

• CORS is essential for enabling cross-ori...read more