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function createDataset(fields, constraints, sortFields) {
	var newDataset = DatasetBuilder.newDataset();
	log.info("QUERY: " + myQuery);
	var dataSource = "/jdbc/MeuDataSet";
	var ic = new javax.naming.InitialContext();
	var ds = ic.lookup(dataSource);
	var created = false;
	var myQuery = "select * from pessoas";
	try {
		var conn = ds.getConnection();
		var stmt = conn.createStatement();
		var rs = stmt.executeQuery(myQuery);
		var columnCount = rs.getMetaData().getColumnCount();
		while (rs.next()) {
			if (!created) {
				for (var i = 1; i <= columnCount; i++) {
					newDataset.addColumn(rs.getMetaData().getColumnName(i));
				}
				created = true;
			}
			var Arr = new Array();
			for (var i = 1; i <= columnCount; i++) {
				var obj = rs.getObject(rs.getMetaData().getColumnName(i));
				if (null != obj) {
					Arr[i - 1] = rs.getObject(rs.getMetaData().getColumnName(i)).toString();
				} else {
					Arr[i - 1] = "null";
				}
			}
			newDataset.addRow(Arr);
		}
	} catch (e) {
		log.error("ERRO==============> " + e.message);
	} finally {
		if (rs != null) {
			rs.close();
		}
		if (stmt != null) {
			stmt.close();
		}
		if (conn != null) {
			conn.close();
		}
	}
	return newDataset;
}