Posts

Showing posts with the label Cloud Resource management

Featured Post

SQL Interview Success: Unlocking the Top 5 Frequently Asked Queries

Image
 Here are the five top commonly asked SQL queries in the interviews. These you can expect in Data Analyst, or, Data Engineer interviews. Top SQL Queries for Interviews 01. Joins The commonly asked question pertains to providing two tables, determining the number of rows that will return on various join types, and the resultant. Table1 -------- id ---- 1 1 2 3 Table2 -------- id ---- 1 3 1 NULL Output ------- Inner join --------------- 5 rows will return The result will be: =============== 1  1 1   1 1   1 1    1 3    3 02. Substring and Concat Here, we need to write an SQL query to make the upper case of the first letter and the small case of the remaining letter. Table1 ------ ename ===== raJu venKat kRIshna Solution: ========== SELECT CONCAT(UPPER(SUBSTRING(name, 1, 1)), LOWER(SUBSTRING(name, 2))) AS capitalized_name FROM Table1; 03. Case statement SQL Query ========= SELECT Code1, Code2,      CASE         WHEN Code1 = 'A' AND Code2 = 'AA' THEN "A" | "A

Beginner's Tutorial on Cloud Resources Management(1of 2)

Image
Cloud resource management refers to the allocation of cloud resources, such as processor power, memory capacity, and network bandwidth. Resource management in Cloud computing The resource management system is the system responsible for allocating the cloud resources to users and applications.  For any resource management system to become successful, it needs to flexibly utilize the available cloud resources whilst maintaining service isolation. How resource management works The resource management system is expected to operate under the predefined QoS requirements as set by the customers.  The resource management at cloud scale requires a rich set of resource management schemes. The provider should show an option for scalability. Challenges   The big challenge for cloud service providers is in managing physical and virtual resources according to user-resources demands.  It is in a way that rapidly and dynamically provides resources to applications.  The big chall