SDO Relational Data Access Service
- 简介
- 安装/配置
- 预定义常量
- 范例
- Creating, retrieving, updating and deleting data
- Specifying the metadata
- One-table examples
- Two-table examples
- Three-table example
- Limitations
- SDO-DAS-Relational 函数
- SDO_DAS_Relational::applyChanges — Applies the changes made to a data graph back to the database.
- SDO_DAS_Relational::__construct — Creates an instance of a Relational Data Access Service
- SDO_DAS_Relational::createRootDataObject — Returns the special root object in an otherwise
empty data graph. Used when creating a data graph from scratch.
- SDO_DAS_Relational::executePreparedQuery — Executes an SQL query passed as a prepared statement, with a
list of values to substitute for placeholders, and return the
results as a normalised data graph.
- SDO_DAS_Relational::executeQuery — Executes a given SQL query against a relational database
and returns the results as a normalised data graph.