## 类的使用
com.dolphindb.jdbc.JDBCConnection

### com.dolphindb.jdbc中JDBCConnection的使用

声明为JDBCConnection的com.dolphindb.jdbc中的字段
`protected JDBCConnection` JDBCStatement.`connection`

参数类型为JDBCConnection的com.dolphindb.jdbc中的方法
`static String` Utils.`changeCase(String sql, JDBCConnection connection)`

参数类型为JDBCConnection的com.dolphindb.jdbc中的构造器
构造器和说明
`JDBCCallableStatement(JDBCConnection connection, String sql)`
`JDBCDataBaseMetaData(JDBCConnection connection, JDBCStatement statement)`
`JDBCPrepareStatement(JDBCConnection conn, String sql)`
`JDBCResultSet(JDBCConnection conn, JDBCStatement statement, com.xxdb.data.EntityBlockReader reader, String sql)`
`JDBCResultSet(JDBCConnection conn, JDBCStatement statement, com.xxdb.data.EntityBlockReader reader, String sql, int maxRows)`
`JDBCResultSet(JDBCConnection conn, JDBCStatement statement, com.xxdb.data.Entity entity, String sql)`
`JDBCResultSet(JDBCConnection conn, JDBCStatement statement, com.xxdb.data.Entity entity, String sql, int maxRows)`
`JDBCStatement(JDBCConnection cnn)`