/SQL/Mysql update column with value from another table

Mysql update column with value from another table

Update table from another table mysql

UPDATE t1
SET t1.COL1 = t2.COL1, t1.COL2 = t2.COL2
FROM MY_TABLE AS t1
INNER JOIN MY_OTHER_TABLE AS t2 ON t1.COLID = t2.ID
WHERE t1.COL3 = 'OK';

Mysql update field from one table to another

UPDATE MY_TABLE AS t1
INNER JOIN MY_OTHER_TABLE AS t2 ON t1.COLID = t2.COLID
SET t1.COL1 = t2.COL1, t1.COL2 = t2.COL2
WHERE t1.COL3 = 'OK';

Mysql update table from another table

UPDATE tableB
INNER JOIN tableA ON tableB.name = tableA.name
SET tableB.value = IF(tableA.value > 0, tableA.value, tableB.value)
WHERE tableA.name = 'Joe'

Source: stackoverflow.com

Mysql update column with value from another table

/* Update products position by it's brand's position (from options table) 
with Considering the languages */
UPDATE products
INNER JOIN options ON products.brand = options.value
SET products.brand_position = IF(options.lang = products.lang, options.position, products.brand_position)
WHERE options.name = 'pro_brand';

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