要连接Sql Server数据库应引入那个命名空间()
A: System.Data
B: System.Data.SqlClient
C: System.Data.OleDB
D: System.Data.OracleClient
A: System.Data
B: System.Data.SqlClient
C: System.Data.OleDB
D: System.Data.OracleClient
举一反三
- 使用SQL数据库需要引入命名空间( )。 A: using System B: using System.Data.OleDb C: System.Data.SqlClient D: using System.Data
- RDBMS的缩写是( ) A: Relational DataBase Management System(关系数据库管理系统) B: Relational DataBase Migration System(关系数据库移植系统) C: Relational Data Migration System(关系数据移植系统) D: Relational Data Manage System(关系数据管理系统)
- Product Data Management system is a ____________ system A: computer-based B: product-based C: data-based D: management-based
- The main functions of the database management system are () A: database maintenance B: data calculation C: data manipulation D: data definition
- The core of the database system is(). A: Data model B: Database administrator C: Database D: Database management system