如何从备忘录字段中检索 java 中的数据,我正在使用进度数据库。但它给出了错误:
[DataDirect-Technologies][ODBC PROGRESS driver][PROGRESS]Column Doc_Desc in table PUB.GLDOCHDR has value exceeding its max length or precision.
写了这样的sql代码:
selectSQL="select Doc_Desc from PUB.GLDOCHDR where Doc_Desc like '%:%' and Doc_Desc like '%@%'";
像这样检索数据:
rs = stmt.executeQuery(selectSQL);
while( rs.next())
{
BufferedReader br = new BufferedReader(new InputStreamReader(rs.getAsciiStream("Doc_Desc")));
System.out.println(br.readLine());
}