Common Dynamic SOQL

gistfile1.txt

String idInClause = '(\'';

for (Id acctId : accountIds){

    idInClause += acctId + ‘\’,\’’;

}

idInClause  = idInClause.substring(0,idInClause.length()-2);
idInClause += ')';

String q = 'select id, name from Account where Id in ' + idInClause;

List<Account> accts = Database.query(q);