zeta interactive interview questions and answers - Wikitechy https://www.wikitechy.com/interview-questions/tag/zeta-interactive-interview-questions-and-answers/ Interview Questions Wed, 08 Sep 2021 11:56:58 +0000 en-US hourly 1 https://wordpress.org/?v=6.9.4 https://www.wikitechy.com/interview-questions/wp-content/uploads/2025/10/cropped-wikitechy-icon-32x32.png zeta interactive interview questions and answers - Wikitechy https://www.wikitechy.com/interview-questions/tag/zeta-interactive-interview-questions-and-answers/ 32 32 What is the Difference between a Join and Subquery ? https://www.wikitechy.com/interview-questions/oracle/what-is-the-difference-between-a-join-and-subquery/ https://www.wikitechy.com/interview-questions/oracle/what-is-the-difference-between-a-join-and-subquery/#respond Tue, 20 Jul 2021 09:17:30 +0000 https://www.wikitechy.com/interview-questions/?p=1132

Join

  • Joins are SELECT commands that retrieve data from two or more tables.
  • The WHERE clause usually gives the join conditions that determine how data is selected from each table in the join to fill in the specified columns in the select list.
  • Joins are used to return rows.
  • Join is an integral part of the select statement.

Subquery

  • Subquery is a SELECT statement within another SQL Statement.
  • Subqueries structure a complex query into isolated parts.
  • Subqueries allow you to use the results of another query in the outer query.
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