Finally, we come to the group of database design questions that usually appear in interviews for senior-level data modeling jobs. They deal with advanced topics such as modeling for data warehousing and design
A database administrator must understand the technical components of a database, including SQL scripts and queries. The goal of the question is to evaluate the candidate's expertise in SQL, structured query language, which is essential to a database framework. What to look for in an answer: ...
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3. Have you know about SQL and queries? If yes, then proceed 1. Define Join and explain different type of joins? Another frequently asked SQL Interview Questions on Joins. In order to avoid data duplication, data is stored in related tables. Join keyword is used to fetch data from related...
sets the SQL Server port to 1433. In other words, your database application listens on virtual port 1433. If you run any other application on this port, you run the risk of crashing your database’s listening process, so your database will no longer answer to requests for queries. ...
Articles Topic top 12 Tips to Optimize SQL Queries to Perform Faster Article Topic Proc and Cons of Docker for self hosting Article Topic Docker Container Create with example? Article Topic SQL Query To Find Products Where Revenue Increased Article Topic What is Terraform How it Works and Why to...
Sub-queries are often referred to as sub-selects, as they allow a SELECT statement to be executed arbitrarily within the body of another SQL statement. A sub-query is executed by enclosing it in a set of parentheses. Sub-queries are generally used to return a single row as an atomic val...
From optimizing queries to understanding database architecture, we cover a wide range of topics to empower you in your SQL journey. Using the SQL Blog to Stay Up to Date The world of SQL is constantly evolving, and staying updated is key to success. Our blog offers a wealth of knowledge,...
Support for the ISO/IEC SQL Property Graph Queries (SQL/PGQ) StandardUse JSON Collections as a Graph Data Source Source: Lucas Jellema, renenyffenegger, threadreaderapp, phsalvisberg, juliandontcheff November 26th, 2022 | Tags: 23c New features, oracle 23c new features list, oracle 23c ...
Toptal offers top database developers on an hourly, part-time, or full-time contract basis. Clients include Thumbtack, Bridgestone, and Motorola.