sql - Java prepared statement is not working? -

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sql - Java prepared statement is not working? -

i writing database program. stuck java prepared statement. prepared statement doesn't seems working. spend several hours create work still same result.

string sql = "insert edmsdatabase.message (title, subject, description, deadline) values (?, ?, ?, ?)"; seek ( preparedstatement statement = connection.preparestatement(sql, statement.return_generated_keys); ) { statement.setstring(1, bean.gettitle()); statement.setstring(2, bean.getsubject()); statement.setstring(3, bean.getdescription()); statement.setstring(4, bean.getdeadline()); int affectedrow = statement.executeupdate(); if(affectedrow == 1) homecoming "success"; } grab (sqlexception e) { } finally{ }

note bean parameter

are using 1.7 . if not please utilize version compatible logic.

java sql database derby

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