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Working with SQL Data Readers in C#

Introduction When interacting with databases in C#, the SqlDataReader is a powerful tool for retrieving data. … Working with SQL Data Readers in C#Read more

ado-net, c#, data types, data-access, data-retrieval, database, SQL Server, sqldatareader, strings

Troubleshooting Null Value Errors in Entity Framework

Understanding and Resolving “Value cannot be null. Parameter name: source” Errors in Entity Framework When working … Troubleshooting Null Value Errors in Entity FrameworkRead more

Connection String, data-access, database, dbset, debugging, ef, entity-framework, error handling, LINQ, nullreferenceexception

Accessing and Displaying Data in MongoDB Collections

Introduction to MongoDB Collections and Data Access MongoDB is a popular NoSQL document database. Data within … Accessing and Displaying Data in MongoDB CollectionsRead more

bson, collection, data-access, database, documents, find, iteration, JSON, mongodb, mongosh, nosql, query, shell

Fields vs. Properties in C#

Understanding Data Access: Fields and Properties In object-oriented programming with C#, you often need to store … Fields vs. Properties in C#Read more

auto-properties, c#, data-access, encapsulation, fields, interfaces, lazy-initialization, object-oriented programming, properties, validation

Accessing PostgreSQL Data from the Command Line

Accessing PostgreSQL Data from the Command Line PostgreSQL is a powerful, open-source relational database system. Often, … Accessing PostgreSQL Data from the Command LineRead more

Command Line, data-access, database, interactive, non-interactive, PostgreSQL, psql, query, SQL, terminal

Updating Records with Entity Framework 6

Updating Records with Entity Framework 6 Entity Framework (EF) 6 is a powerful object-relational mapper (ORM) … Updating Records with Entity Framework 6Read more

.NET, c#, data-access, data-modification, database-interaction, database-update, ef6, entity-framework, entity-framework-update, orm

Leveraging Sets and Maps for Efficient Data Access

Understanding Sets and the Need for Efficient Access In computer science, a fundamental data structure is … Leveraging Sets and Maps for Efficient Data AccessRead more

algorithm, data structure, data-access, efficiency, equals, HashMap, Java, map, retrieval, set

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