2. SQL : Queries, Constraints and Triggers The section contains questions and answers on different set of SQL basics, set and null value operations, modifications, views and transactions, different types of integrity constraints, joins, nested subqueries and aggregate functions, schemas and data type...
33. Which of the following is the benefit of SQL Server Profiler? a) Correlating performance counters to diagnose problems b) Capturing the series of Transact-SQL statements that lead to a problem c) Finding and diagnosing slow-running queries ...
10. In the case of ___ Independence Rule, if using the SQL queries language to insert data into table's cells, the database must maintain integrity independence. Interdependent Intradependent Integration Integrity Answer:D) Integrity Explanation: In...
An SQL statement's syntax is determined by its text line. One or more SQL statements can be placed on a single line of text.Answer: B) It is easier to read SQL queries when the keywords are in lowercaseExplanation:It is easier to read SQL queries when the keywords are in uppercase.Di...
SQL Constraints MCQ: This section contains the Multiple-Choice Questions & Answers on SQL Constraints. Submitted byAnushree Goswami, on October 28, 2021 SQL Constraints Clause MCQs 1. By constraining a SQL statement, we limit the ___ according to certain conditions or restrictions. Row...
20. What is meant by 'SQL is an interactive language'? Learning and understanding SQL is easy It can also be used for communicating with the database. In a few seconds, complex queries can also be answered using this language. All of the above ...