function onEdit(e) {
if ([1, 2,].indexOf(e.range.columnStart) != 1) return;
createEmployeeFolder();
}

function createEmployeeFolder() {
var parent = DriveApp.getFolderById("1H0i69rE9WO0IAoxhnrFY2YKT_tD50fuX")
SpreadsheetApp.getActive().getSheetByName('Database').getRange('B3:B').getValues()
    .forEach(function (r) {
        if(r[0]) checkIfFolderExistElseCreate(parent, r[0]);
    })
}

function checkIfFolderExistElseCreate(parent, folderName) {
var folder;
var idfolder;
var link;
try {
    folder = parent.getFoldersByName(folderName).next();
} catch (e) {
    folder = parent.createFolder(folderName);
    idfolder = folder.getId();
    link = folder.getUrl();
    formula = '=hyperlink("' + link + '",' + folder + ')';
  SpreadsheetApp.getActive().getSheetByName('Database').getRange('B3:B').setFormula(formula);
}
}