Category: MYSQL

To separate the uncommon rows of one table (rows that exist in one table but not in another)

Using a LEFT JOIN To isolate the uncommon rows in the table one SELECT t1.*FROM Table1 t1LEFT JOIN Table2 t2 ON t1.id = t2.idWHERE t2.id IS NULL; using Except if database supports. SELECT * FROM Table1EXCEPTSELECT * FROM Table2; UNQORK In unqork we use datawork flow. the merge operator is used with outer option. upper […]

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