database – CodeRavo

Storing Images: Database vs. Filesystem

Storing Images: Database vs. Filesystem When building applications that handle images, a fundamental architectural decision is … Storing Images: Database vs. FilesystemRead more

blob, data integrity, database, filestream, filesystem, image-storage, object-storage, performance, scalability, SQL Server

Managing Tables with Foreign Key Constraints: Truncation and Alternatives

Managing Tables with Foreign Key Constraints: Truncation and Alternatives Foreign keys are a fundamental aspect of … Managing Tables with Foreign Key Constraints: Truncation and AlternativesRead more

auto-increment, constraints, data integrity, database, delete, foreign-key, relational-database, SQL, truncate

Querying Arrays in MongoDB with Mongoose

Querying Arrays in MongoDB with Mongoose MongoDB is a document-oriented database, and documents frequently contain arrays. … Querying Arrays in MongoDB with MongooseRead more

all, Arrays, database, documents, embedded-documents, in, mongodb, mongoose, Node.js, Querying, schema

Conditional Counting in SQL

Conditional Counting in SQL The COUNT() function in SQL is a powerful tool for determining the … Conditional Counting in SQLRead more

aggregate-function, CASE statement, conditional-counting, count, countif, database, Filter, query, SQL, sum

Connecting to a PostgreSQL Database Running in a Docker Container

In this tutorial, we will explore how to connect to a PostgreSQL database running inside a … Connecting to a PostgreSQL Database Running in a Docker ContainerRead more

containerization, database, docker, persistence, PostgreSQL, volume

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

Monitoring Oracle Database Connections

Oracle databases handle numerous connections concurrently, and monitoring these connections is crucial for performance analysis, troubleshooting, … Monitoring Oracle Database ConnectionsRead more

connections, database, database administration, monitoring, oracle, performance, sessions, SQL, v-session

String Comparison in SQL: Choosing Between '=' and 'LIKE'

String Comparison in SQL: Choosing Between ‘=’ and ‘LIKE’ SQL provides several ways to compare strings, … String Comparison in SQL: Choosing Between '=' and 'LIKE'Read more

case sensitivity, database, equals, like, pattern matching, performance, query, regular expressions, SQL, string-comparison, wildcard

Retrieving Table Column Names in Oracle

Understanding Database Metadata When working with databases, it’s often necessary to understand the structure of the … Retrieving Table Column Names in OracleRead more

all-tab-columns, column names, data-dictionary, database, describe, metadata, oracle, SQL, table-structure

Working with Identifiers and Schemas in PostgreSQL

PostgreSQL is a powerful, open-source relational database system. A common issue beginners (and sometimes experienced developers) … Working with Identifiers and Schemas in PostgreSQLRead more

case sensitivity, database, identifiers, naming-conventions, PostgreSQL, query, schema, search-path, SQL, table-name