Please find the item that is not belong to the DBA _________ . ( )
A.storage structure and access method definition
B.schema definition
C.integrity constrain specification
D.DDL
出自:郑州工业应用技术学院计算机专业英语

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块