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Ñîçäàí: 16.03.2006
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Ïîäñêàæèòå, ïîæàëóéñòà, ðåøåíèå

Ñóááîòà, 07 Àïðåëÿ 2018 ã. 16:09 + â öèòàòíèê
Äîáðûé äåíü!

Âî âëîæåíèè ÑÊÐÈÍ ðåçóëüòàò âûïîëíåíèÿ çàïðîñà
SELECT t_client.fio, t_filial.id_filial, z_learning_tabel.date_learning, z_learning_tabel.course_learning, z_learning_tabel.status_tabel
FROM ((z_learning_tabel LEFT JOIN t_client ON z_learning_tabel.client_learning = t_client.id_client) LEFT JOIN t_filial ON z_learning_tabel.filial_learning = t_filial.id_filial) LEFT JOIN t_course ON z_learning_tabel.course_learning = t_course.id_course
GROUP BY t_client.fio, t_filial.id_filial, z_learning_tabel.date_learning, z_learning_tabel.course_learning, z_learning_tabel.status_tabel;


Êîãäà ÷åëîâåê ïîñåùàåò äâà çàíÿòèÿ â äåíü: îäíî ñî ñòàòóñîì Í, äðóãîå ñ Î.
Êàê íàïèñàòü çàïðîñ ÷òîáû â èòîãå ãðóïïèðîâêè ïî êëèåíòó access âûäàë ñòàòóñ "Í/Î", êàê ðåçóëüòàò îáúåäèíåíèÿ äâóõ ñòðîê?

http://www.sql.ru/forum/1289935/podskazhite-pozhaluysta-reshenie


 

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