4.Explain 1 feature which you are using in project? (Mostly asked in Interview Questions For SQL) Answer: We have used listagg function and nth val function in our project which has following explaination: Analytical Functions-NTH,LISTAGG: ...
In contrast to TSQL, which is a patented technology procedural language in use by MS SQL Server, SQL is a query language to functions on sets. Additionally, T-SQL implements DELETE and UPDATE differently from SQL. Related Article:SQL Interview Questions 3. Describe the Process of Writing and ...
Now comes another SELECT statement that references the CTE. It divides the number of canceled requests by the total number of requests. This is done using two aggregate functions: SUM() and COUNT(). Also, the ratio has to be changed to a decimal number and rounded to two decimal places. ...
The goal of MDS is to address the challenges of both operational and analytical master data management by providing a master data hub to centrally organize, maintain, and manage your master data. This master data hub supports these capabilities with a scalable and extensible infrastructure built on...
Additionally, I've leveraged Power BI's advanced features, such as DAX expressions and data modeling, to create robust analytical solutions that meet stakeholders' specific needs. Additionally, in my previous role at [Company], I leveraged Tableau to create visualizations for [Insert relevant project...
12. What analytical techniques are offered by Apache Spark GraphX? The API for graphs and graph-parallel integer arithmetic in Apache Spark is called GraphX. To make analytics tasks simpler, GraphX includes a collection of graph algorithms. The algorithms can be directly accessed as methods on ...
questions from Python are discussed.Sample interview questions using SQL Join is explained with simple inner and outer joins as well as with tricky self-join examples.Questions using important analytical functions such as lead, lag, sum, max, min, group by, rollup, and cube are explained with ...
For people with strong communication skills, analytical and critical thinking, and problem-solving skills, being an SQL developer can pave the way to career success. The information technology industry keeps on changing which means it will be a lifelong learning and continual skill upgrade which ...
SQL, which was developed in the 1970s, is now widely used not just by database administrators but also by developers building data integration scripts and data analysts wanting to set up and run analytical queries.In this blog, we will define a self-join, explain how it works, and when ...
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