java - SQL - no database selected -


i using prepared statement return items database, when execute no database selected error thrown.

public void getthemarketdata() throws sqlexception, classnotfoundexception{     connection con = dbconnection.getconnection();     logger log = logger.getlogger(login.class.getname());     preparedstatement returnmarketdata = con.preparestatement     ("select  dealer_table.dealer_name, standard_dealer_link.*, standards_table.standard_value"     + "from project.standard_dealer_link"     + "inner join dealer_table on standard_dealer_link.dealerid = dealer_table.dealerid"     + "inner join standards_table on standard_dealer_link.standardid = standards_table.standardid"     + "where standard_dealer_link.quarter= " + this.quarter     + "and dealer_table.market = '" + this.market + "';");     resultset marketrs = returnmarketdata.executequery();

is there simple missing? exact format worked other statements.


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