5 docs tagged with "SQL"

Window functions, CTEs, subqueries, recursive queries, lateral joins, pivot/unpivot, and advanced SQL patterns.

A comprehensive list of real technical interview questions and answers from a Cognizant Java Developer campus interview for freshers. Covers Core Java, Collections Framework, OOPs, and SQL.

Core concepts of relational databases — tables, keys, joins, SQL basics, and the relational model.

Common SQL interview questions on ranking queries, indexing, and practical query optimization.

A comprehensive list of technical interview questions and answers from a real Wipro and ICICI Bank client interview for a Java Developer (3-4 years experience).