getFloat Method (int) (SQLServerResultSet)
Retrieves the value of the designated column index in the current row of this SQLServerResultSet object as a float in the Java programming language.
public float getFloat(int columnIndex)
参数
columnIndex
An int that indicates the column index.
返回值
A float value.
异常
备注
This getFloat method is specified by the getFloat method in the java.sql.ResultSet interface.
This method returns all number-based types with Java float fidelity.
另请参见
参考
概念
getFloat Method (SQLServerResultSet)
SQLServerResultSet Methods
SQLServerResultSet Members