MySQL concat dengan left join dan query search

Bismillaahirrohmaanirrohiim…

Berikut ini contoh query pencarian pada mysql dengan menggabungkan beberapa kolom yang dicari, tidak hanya itu, query ini menggunakan left join untuk mencari data di beberapa tabel.

Berikut query search dengan concat dan left join pada MySQL:

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select tu.*, concat(tb.blok_nama,'-',tr.rumah_no) as blokno
from t_user as tu
left join t_rumah_penghuni as trp ON (tu.user_id=trp.user_id)
left join t_rumah as tr ON (trp.rumah_id=tr.rumah_id)
left join t_blok as tb ON (tr.blok_id=tb.blok_id)
where tu.user_nama LIKE '%ba%'
OR tu.nik LIKE '%ba%'
OR tu.user_telp LIKE '%ba%'
OR concat(tb.blok_nama,'-',tr.rumah_no) LIKE '%ba%'
order by tu.user_nama limit 100
select tu.*, concat(tb.blok_nama,'-',tr.rumah_no) as blokno from t_user as tu left join t_rumah_penghuni as trp ON (tu.user_id=trp.user_id) left join t_rumah as tr ON (trp.rumah_id=tr.rumah_id) left join t_blok as tb ON (tr.blok_id=tb.blok_id) where tu.user_nama LIKE '%ba%' OR tu.nik LIKE '%ba%' OR tu.user_telp LIKE '%ba%' OR concat(tb.blok_nama,'-',tr.rumah_no) LIKE '%ba%' order by tu.user_nama limit 100
select tu.*, concat(tb.blok_nama,'-',tr.rumah_no) as blokno 
        from t_user as tu 
        left join t_rumah_penghuni as trp ON (tu.user_id=trp.user_id) 
        left join t_rumah as tr ON (trp.rumah_id=tr.rumah_id) 
        left join t_blok as tb ON (tr.blok_id=tb.blok_id) 
        where tu.user_nama LIKE '%ba%' 
        OR tu.nik LIKE '%ba%' 
        OR tu.user_telp LIKE '%ba%' 
        OR concat(tb.blok_nama,'-',tr.rumah_no) LIKE '%ba%' 
        order by tu.user_nama limit 100

Query ini mungkin akan berat jika dijalankan saat data pada table tersebut cukup besar. Jadi gunakan semestinya, semoga bermanfaat.

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