The Database Class

CodeIgniter comes with a full-featured and very fast abstracted database class that supports both traditional structures and Query Builder patterns. The database functions offer clear, simple syntax.

• Quick Start: Usage Examples
• Database Configuration
• Connecting to a Database
• Running Queries
• Generating Query Results
• Query Helper Functions
• Query Builder Class
• Transactions
• Table MetaData
• Field MetaData
• Custom Function Calls
• Query Caching
• Database Manipulation with Database Forge
• Database Utilities Class