21. What are Window Functions? Explain with an example. Answer: Window functionsperform calculations across a set of table rows that are related to the current row. Unlike regular aggregate functions, which return a single value for a group of rows, window functions return a value for each ro...
SQL Interview Questions and answers on Stored Procedures and Triggers What is a stored procedure? Stored Procedure is a function which contain collection of SQL Queries. Procedure can take inputs , process them and send back output. SQL INTERVIEW QUESTIONS AND ANSWERS 14 | P a g e 51.What ...
PL/SQL does not interact directly with the database server, while SQL does. Generally, SQL is used for DDL and DML statements, whereas PL/SQL is used to write program blocks, functions, procedures, triggers and packages. 5. Difference between Relational and Non-relational Databases A relationa...
REPLACE function() replaces all occurrences of a substring within a string, with a new substring. Syntax: REPLACE[string, old_string, new_string] Example: SELECT REPLACE['ABC ABC ABC', 'a', 'c']; returns cBC cBC cBC. https://www.w3schools.com/sql/sql_ref_sqlserver.asp ...
Focus areas: Advanced SQL functions, window functions, triggers, stored procedures, and advanced performance optimization techniques. Resources: Advanced courses, real-world projects, and professional mentoring. Outcome: Proficiency in SQL suitable for more specialized roles such as database administrator,...
REPLACE function() replaces all occurrences of a substring within a string, with a new substring.Syntax: REPLACE[string, old_string, new_string]Example: SELECT REPLACE['ABC ABC ABC', 'a', 'c']; returns cBC cBC cBC.https://www.w3schools.com/sql/sql_ref_sqlserver.aspDay08) What is ...
This query will return the string "Iabcllipaat". In this example, Stuff function replaces the string "Intellipaat" onwards the 3rd position('nte') with 'abc'.Replace Function : Replace function is used to replace all occurrence of a specified with the string passed as last argument....
49.SQL SQRT Functions 50.SQL RAND Function 51.SQL CONCAT Function 52.SQL Numeric Functions 53.SQL String Functions Novosti 10. ožu 2025. Verzija 18.3 support iOS 18; more contents; Privatnost aplikacije Developer强 马naznačio je da prakse privatnosti aplikacije mogu obuhvaćati rukovanje...
42.SQL - Handling Duplicates 43.SQL - Injection 44.SQL COUNT Function 45.SQL MAX Function 46.SQL MIN Function 47.SQL AVG Function 48.SQL SUM Function 49.SQL SQRT Functions 50.SQL RAND Function 51.SQL CONCAT Function 52.SQL Numeric Functions 53.SQL String Functions Plus Nouveau...
To get the number of times a char is repeated in a string using functions To run a SSIS package outside of SQL Server Data Tools you must install Move File to Archive of Integration Services or higher To Zip a file in SS...