Bug 166029 Help context displays only the first time in data set query editor[0703]
Help context displays only the first time in data set query editor Build number: 2.2.0.v20061128-0824 Steps to reproduce: 1.new a report 2.new a JDBC data source: Driver:jdbc:oracle:thin:@spmdb:1521:test Database URL:jdbc:oracle:thin:@spmdb:1521:test user:root,password:root 3.new a set using above data source,in data set query input "select * from" 4.then input "CORDER.",then help context list displays 5.then delete the query and reinput "select * from CORDER." Expected result: help context list will be displayed whenever you input Actual result: Help context list was displayed in the first time and after that nothing is displayed. Error log: N/A
data/org.eclipse.birt.report.data.oda.jdbc.ui/src/org/eclipse/birt/report/data/oda/jdbc/ui/editors/JdbcSQLContentAssistProcessor.java
/**
	 * @param columns
	 * @return
	 */
	private ICompletionProposal[] convertColumnsToCompletionProposals(
			ArrayList columns, int offset )
	{
		if ( columns.size( ) > 0 )
		{
			ICompletionProposal[] proposals = new ICompletionProposal[columns.size( )];
			Iterator iter = columns.iterator( );
			int n = 0;
			while ( iter.hasNext( ) )
			{
				Column column = (Column) iter.next( );
				proposals[n++] = new CompletionProposal( addQuotes( column.getName( ) ),
						offset,
						0,
						column.getName( ).length( ) );
			}
			return proposals;
		}
		return null;
	}
	/**
	 * @param tables
	 * @return
	 */
	private ICompletionProposal[] convertTablesToCompletionProposals(
			ArrayList tables, int offset )