column: str, n: int = 10) -> str - Returns top n values for the column in JSON, args json schema: {"database": {"title": "Database", "description": "Database name", "type": "string"}, "table": {"title": "Table", "description": "Table name", "type": "string"}, "co...
Frequently asked SQL Server Interview Questions and Answers for freshers, intermediate, and experienced which will definitely ace your SQL Server Interview.
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It is used to access and manipulate data in a database, including creating and modifying tables and columns and querying the data usingSQL commands. This post will undoubtedly give you some insights if you’re looking for questions and answers to use while you prepare for a SQL interview. In...
As a skilled Data Engineer, Sahil excels in SQL, Business Intelligence, and database management. He has contributed to projects at companies like Bajaj and Tata. With a background in software engineering, he crafted efficient solutions for data pipelines, analytics, and software integration, drivin...
Answers to common questions customers ask about a database in SQL Database in the Hyperscale service tier - commonly called a Hyperscale database.
In-demand skill.SQL knowledge is one of the most in-demand skills in the field of data science. It appears in a significant percentage of data science job postings, making it a prized skill for professionals in this field. Data manipulation.SQL is well-suited for data manipulation. It enabl...
This blog contains top frequently asked PL/SQL Interview Questions and answers in 2024 for freshers and experienced which will help in cracking your PL/SQL interview.
3 Answers Sorted by: 21 While @John's static answer works great, if you have an unknown number of columns that you want to transform, I would consider using prepared statements to get the results: SET@sql=NULL;SELECTGROUP_CONCAT(DISTINCTCONCAT('GROUP_CONCAT((CASE node_id when ', node_id...