a set of coding extensions from Sybase and Microsoft, adds to SQL. T-SQL statements are the universal language for all applications that interact with SQL Server. T-SQL queries can modify a search condition, restrict rows, select columns
We are hopeful that many of the answers to your queries on the basic coding interview questions have been clarified. Most of the coding implementations that we have discussed are in Java; however, even if you are unaware of the language, the steps or the details of the algorithm given here...
In the initial interview phase, the interviewer can ask foundational questions to assess your knowledge of basic database and PL/SQL concepts. Try studying these questions and answer to prepare for the initial phase of the interview. 1. What is PL/SQL? PL/SQL is Oracle’s procedural extension...
KVC (Key-Value Coding) is a method for accessing an object’s properties using strings at runtime rather than needing to know the property names statically at development time. KVO (Key-Value Observing) allows a controller or class to monitor changes in a property value. In KVO, an object...
Advanced SQL Server Interview Questions Now that we've covered intermediate-level concepts let's dive into some advanced SQL Server interview questions. What are the different types of replication in SQL Server (Transactional, Merge, Snapshot)?
Below are some Android interview questions both basic and advanced levels to help you succeed in your next interview. These sample questions are framed by the experts from Intellipaat who provide online Android Training to give you an idea of the types of questions asked in interviews. Table of...
Crack your next tech interview with these top Java coding interview questions. Covers core Java, OOP, data structures, and real coding examples
-PL/SQL Library module 20) Which are the fundamental types of Joins used in Oracle to write subqueries? For experienced candidates, this is one of the most common Oracle interview questions. Subqueries in the Oracle database are written using the following primary join types: ...
execution, function lookup, and more features are available. You won’t have to switch between different software to utilize PHP, Java, JavaScript, HTML, or other coding languages. All of this is possible thanks to EditRocket, a code editor that works with programming languages other than SQL...
在SQL中,主要有两种连接类型,内连接和外连接。外连接包括右外连接和左外连接。内连接和左连接的主要区别是,内连接中两个表都匹配的记录才被选中,左连接中两个表都匹配的记录被选中,外加左表的所有记录都被选中。要留意包含“所有”的查询,它们往往要求左连接,例如写一个SQL查询来找所有的部门和它们的雇员人数。