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碰到这种问题,先查查Java APIdo
cument
getDate
public Date getDate(int columnIndex)
throws SQLExceptionRetrieves the value of the designated column in the current row of this ResultSet object as a java.sql.Date object in the Java programming language.
Parameters:
columnIndex - the first column is 1, the second is 2, ...
Returns:
the column value;
if the value is SQL NULL, the value returned is null
Throws:
SQLException - if a database access error occurs
cument
getDate
public Date getDate(int columnIndex)
throws SQLExceptionRetrieves the value of the designated column in the current row of this ResultSet object as a java.sql.Date object in the Java programming language.
Parameters:
columnIndex - the first column is 1, the second is 2, ...
Returns:
the column value;
if the value is SQL NULL, the value returned is null
Throws:
SQLException - if a database access error occurs