SQL Server Profiler is a tool for monitoring and analyzing SQL Server events. It captures and records data about each event, such as query execution, performance metrics, and errors. It allows database administrators to diagnose performance issues, identify slow-running queries, and audit SQL Serve...
SQL Database Administrator Interview Questions These questions will test your knowledge of SQL syntax, query optimization, and database management practices in an SQL environment. How would you optimize a SQL query? Description: This question evaluates your understanding of SQL query optimization techniqu...
5. What is the difference between MySQL and SQL? SQL is known as the standard query language. It is used to interact with the database like MySQL. MySQL is a database that stores various types of data and keeps it safe. A PHP script is required to store and retrieve the values inside...
The top 90 most popular SQL interview questions SQL面试最常见的90个问题及答案。 SQL Interview2018-11-22 上传大小:479KB 所需:9积分/C币 汉诺塔C语言实现 古代有一个梵塔,塔内有三个座A、B、C,A座上有64个盘子,盘子大小不等,大的在下,小的在上(如图)。有一个和尚想把这64个盘子从A座移到B座,...
1 What is a query? 1 What is subquery? 1 What are the types of subquery? 1 How to create a table in SQL? 1 What are tables and Fields? 1 How to delete a table in SQL Server? 1 How to update a database table using SQL? 1 What is a database relationship? 1 What...
choice and encapsulates the code needed to manipulate the data. Therefore we don’t need to directly use the SQL; we can interact instantly with an object from our code, instead of a database table. The ORM tool translates the interaction into an SQL query and executes it in the database...
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I'm sure this is probably a lot easier than I'm thinking it is but I need to create a table showing a Top 5 items based on column 1. However, because column 1 is likely to contain a lot of the same values I need to use a second column to determine the actual Top 5. ID Depar...