The System.InvalidOperationException – The model backing the ‘xyz’ context has changed is a runtime exception in C# that occurs when the database schema does not match the Entity Framework model…..
The System.Data.Entity.Core.EntityException – The underlying provider failed on Open is a runtime exception in C# that occurs when Entity Framework fails to open a connection to the database. This typically….
The System.Data.SqlClient.SqlException – Invalid object name ‘xyz’ is a runtime exception in C# that occurs when the application tries to access a database object (e.g., table, view, stored procedure) that….
Optimizing SQL queries is essential for improving database performance and reducing query execution time. Here are best practices to optimize SQL queries: 1. Use Indexes 2. Optimize SELECT Statements 3…..
When building modern applications, one of the fundamental decisions developers must make is choosing between SQL (Structured Query Language) databases and NoSQL (Not Only SQL) databases. Both types of databases….
Debugging and Fixing Common SQL Query Issues SQL (Structured Query Language) is used to manage and manipulate databases, but sometimes queries may not run as expected, leading to errors or….
