Database Access Objects

Creating DB Connections
Executing SQL Queries
Quoting Table and Column Names
Performing Transactions
Replication and Read-Write Splitting
Working with Database Schema

Built on top of PDO, Yii DAO (Database Access Objects) provides an object-oriented API for accessing relational databases. It is the foundation for other more advanced database access methods, including query builder and active record.

When using Yii DAO, you mainl

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