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MySQL - UPDATE query based on SELECT Query - создано

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MySQL - UPDATE query based on SELECT Query

Пример 1

UPDATE
    Table_A
SET
    Table_A.token = CONCAT_WS(':', Table_B.category_id, Table_B.form_id, Table_B.mark_id, Table_B.model_id)FROM
    tbl_category_mark_model_form Table_A
INNERJOIN
    tbl_category_mark_model_form Table_B
ON
    Table_A.id = Table_B.id
;

Пример 2

UPDATE tbl_category_mark_model_form AS tbl_1
INNERJOIN(SELECT*FROM tbl_category_mark_model_form
)AS tbl_2 ON tbl_1.id = tbl_2.id
SET tbl_1.token = CONCAT_WS(':', tbl_2.category_id, tbl_2.form_id, tbl_2.mark_id, tbl_2.model_id)
;

Пример 2

UPDATE tbl_category_mark_model_form tbl_1
LEFTJOIN tbl_category_mark_model_form tbl_2 ON
    tbl_1.id = tbl_2.id
SET
    tbl_2.token = CONCAT_WS(':', tbl_1.category_id, tbl_1.form_id, tbl_1.mark_id, tbl_1.model_id)
;

Пример 3

UPDATE tbl_category_mark_model_form tbl1
INNERJOIN
tbl_category_mark_model_form tbl2
ON tbl1.id = tbl2.id
SET tbl2.token = CONCAT_WS(':', tbl1.category_id, tbl1.form_id, tbl1.mark_id, tbl1.model_id)
;

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