It looks like you have a jdbc1 jar being picked up before the jdbc2 jar,
check your classpath.
Barry Lind has answered this a few times, search for his answers as
well.
Dave
On Mon, 2002-07-22 at 22:34, bluejacksong wrote:
> I download a small java program which use jdbc to connect to postgresql.But I meet a error like this:
> java.lang.NoSuchMethodError: java/sql/Statement.getResultSetConcurrency()I
> at org.postgresql.jdbc2.Connection.getResultSet(Connection.java:216)
> at org.postgresql.core.QueryExecutor.execute(QueryExecutor.java:121)
> at org.postgresql.Connection.ExecSQL(Connection.java:398)
> at org.postgresql.jdbc2.Statement.execute(Statement.java:130)
> at HelloPostgresql.<init>(HelloPostgresql.java:30)
> at HelloPostgresql.main(HelloPostgresql.java:92)
>
> The jdk I use is j2sdk1.4.0_01
> The jdbc driver I use is pgjdbc2.jar which I downloaded from http://jdbc.postgresql.org/download.html.
> What is the problem? give me some suggestion
> thanks
>
> jack
>
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