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PHP-MySQL InterviewQuestionLast few days I havebeen working to compile a question and answer set for PHP-MySQLinterview questions. There are roughly 150 questions and i will be adding more as days to come.These questions and answers are compiled from different online resources. I am planning ...
MySQL is the world’s second most popular and most commonly used open-source relational database management system (RDBMS). It is based on a structured query language that Oracle supports. In addition, MySQL supports many operating systems, the most well-known of which are Windows, Linux, and...
When this question arises, simply define SQL (Structured Query Language). You can add that it’s used for querying, inserting, updating, and deleting data in relational databases like MySQL. Keep it brief and to the point. Sample Answer: SQL stands for Structured Query Language. It is a st...
Structured Query Language is the main part of the relational database, which can be utilized for gaining access to the database and also plays a major role in the management of the database. On the other hand, MySQL is a Relational Database Management System like SQL Server, Informix, and...
Ephemeral ports are port used by Operating system for client sockets. There is a specific range on which OS can open any port specified by ephemeral port range. 5. If one process is inserting data into your MySQL database? How will you check how many rows inserted into every second?
Also persist doesn't return the generated id immediately, so data persistence happens when needed. Hibernate saveOrUpdate results into insert or update queries based on the provided data. If the data is present in the database, update query is executed. We can use saveOrUpdate() without ...
Interview question - Order Process AutomationAn ecommerce transaction starts on an instance of SAP Hybris at the frontend (browser-based). The order then flows through a bespoke SQL Server based Data Hub, into MS Dynamics 365 (F&O), where the order orchestrated. The flow also includes ...
Redis is an in-memory but persistent on-disk database. 32.How To Re-start Redis? Answer:You can restart Redis by using the following path: /etc/init.d/redis-server restart 33.How To Get All Keys From Redis? Answer:Use the following commands: ...
A few popular examples are MySQL, PostgreSQL, Microsoft Access, SQL Server, FileMaker, and Oracle. 3. What is Object-Relational Mapping? Object-Relational Mapping (ORM)is a tool that lets you query and manipulates data from a database using an object-oriented programming language such as Java...