Arsip: urutkan tanggal lagi

more 18 years ago
brodien
halo lagi pak ...
saya punya table field=tanggal,field=urut
misal field tanggal=12/12/2005 field urut=20051212
saya mau mengurutkan tanggal yang sebenarnya berpatokan pada field urut dan group by tanggal
(krn record dengan tangal sama banyak)
klo leawt query gimana ya (select .....group by tanggal,order by urut)
atawa gimanalh caranya terserah pada para bosss.........
ok makasih boss :oops:

more 18 years ago
fafenail
Klo untuk tampilkan kolom tanggal saja:
select tanggal from table group by tanggal order by urut
klo dua field itu di tampilkan
select tanggal, urut from table group by tanggal, urut order by urut

more 18 years ago
brodien
cara yang kedua ok boss
yang pertama ada error
makasih ya...bantuannya....
:lol:

more 18 years ago
brodien
nanya lagi nih pak tentang .mdb
kenapa size file .mdb tidak berkurang ya
setelah semua record dalam table database .mdb itu di hapus?
kasus nya gini
misal data base .mdb ku size awal 1.149M
setelah table saya isi data menjadi misal 268M
selatah semua record dalam table di hapus sizenya tetap 268M
tidak berkurang
..
makasih ya.......

more 18 years ago
DelphiExpert
Harus di Compact and Repair Database.
See Tools | Databases Utilities | Compact and Repair Database...
Kalo secara koding ane kagak pernah coba pake metode apa. Ngga' pernah pake access sih hihihihi

more 18 years ago
deLogic
pake ADO ada gak ya untuk compact DB, soalnya lum coba, gak main di access juga, hiihiii.. eh tapi mungkin pake DAO bisa kali..... :)

more 18 years ago
masdi2t
sebenarnya tergantung dari arsitektur si DB Enginenya.
tp sebenarnya ada satu perintah SQL yang bisa dipake u/ menghapus tabel sekaligus membebaskan storage yang dipake nya, yaitu:
TRUNCATE TABLE <nama_table>
perintah Truncate tidak hanya menghapus baris (semua baris) pada tabel tetapi juga membebaskan storage yang dipakenya, sementara perintah Delete (DELETE FROM <nama_table>) hanya akan menghapus baris tanpa membebaskan storage (baris lama hanya ditandai sebagai baris yang boleh ditimpa), mirip konsep TombStone pada sistem operasi
semoga bisa membantu

more 18 years ago
brodien
halo pak saya dapat contoh kayak gini
=========
If you works with MS Access database, I sure that time-to-time you needs to compact your database. Of course, very useful to run a some process within own application.
In the next code I demonstrates how you can do it:
var
dao: OLEVariant;
begin
dao := CreateOleObject('DAO.DBEngine.35');
dao.CompactDatabase('d:\yourDatabaseName.mdb',
'd:\yourNewCompactedDatabaseName.mdb');
end;
If you want to remove the old non-compacted database, you can simply to rename the new database file.
The MS Access is not very stable database and in network mode you can lose the data. In this case you can try to repair the database.
In the next code I demonstrates how you can do it:
var
dao: OLEVariant;
begin
dao := CreateOleObject('DAO.DBEngine.35');
dao.RepairDatabase('d:\yourDatabaseName.mdb');
end;
If you have the DAO 3.6, you must change the 'DAO.DBEngine.35' string to 'DAO.DBEngine.36'.
==========
di run keluar kayak gini
[Error] tarikdata.pas(153): Undeclared identifier: 'CreateOleObject'
======
mesti di tambahin apa ya di uses nya
makasih...........
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