| gan mau naya nihh
ane mau bikin report pertahun dan perbulan data pkl
nah ane bingun pass mau nampilin reportnya misalkan ane mau nyari tahun 2012 nahh yang 2012 doank kan yang tampil itu ane pake pencarian kan di data pkl itu ada tgl masuk dan tanggal keluar nya klou ane cari tgl masuk nya 2012 itu bisa nahh ane bingung pass nyari 2012 tapi dia tuh masuk nya bulan desember 2011 keluar nya january 2012 kan itu ane pencarian nya hanya dari tanggal masuk nah gimna caranya pass nyari 2012 dari tanggal keluar dan tanggal masuk nya ?? |
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| share dahulu strucktur tablenya plus jgn lupa.. tidak termasuk data |
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| nihh gan strucur nya |
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| ubah yg pake tgl jadi format date.. jgn pake char |
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| SQL query-nya kurang lebih: SELECT .... FROM ... WHERE YEAR(siswa_tgl_masuk) = 2012 OR YEAR(siswa_tgl_selesai) = 2012
Kalau bisa tipe datanya Date, jangan varchar |
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| wah...TS brutal..:D tanggal dipakein char...^_^ |
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| mas Gunawan Mujur Wibisono :: udahh ane ganti barusan terus gimna lagi gann ,., heheh Yoga Hanggara :: ane coabiin Bertho Joris :: maklum gan ane newbie |
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| SELECT .... FROM ... WHERE YEAR(siswa_tgl_masuk) like '2012%' |
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| sesuaikan dgn kebutuhan.. tgl pake char biar greget |
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| wokeh gan ane coba ,.,., |
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| 1st rule, use appropriate data type for your fields/columns. for instance, datatype for siswa_tgl_masuk and siswa_tgl_keluar should be in date or datetime or timestamp |
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| 2nd use easy name for field 3rd put status .. when you want to del.. just change status to 0 not delete query |
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| agreed with gunawan, never ever use delete command to keep data in history |
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| 4rd pick the right filed to index |
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| 5th make sure you have enough stock of cigars and coffee aside your laptop :D hehehe |
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| thank fery much for matery and I very agree for 5th hehehe :) |
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