switch_snprintf(sql,sizeof(sql),"select 1, read_flags, count(read_epoch) from voicemail_msgs where username='%s' and domain='%s' and in_folder='%s' and read_epoch=0 group by read_flags union
"select 1, read_flags, count(read_epoch) from voicemail_msgs where username='%s' and domain='%s' and in_folder='%s' and read_epoch=0 group by read_flags
select 0, read_flags, count(read_epoch) from voicemail_msgs where username='%s' and domain='%s' and in_folder='%s' and read_epoch<>0 group by read_flags;",myid,domain_name,myfolder);
union
select 0, read_flags, count(read_epoch) from voicemail_msgs where username='%s' and domain='%s' and in_folder='%s' and read_epoch<>0 group by read_flags;",