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Tag: multiple-columns

SQL/MYSQL /Transpose table / Columns into rows and rows sum as column with new header

i have a table like this Its simple in Excel sheets but im stuck in MySql Appreciate the help Thanks — SeasonType,Sacks,SacksYards are columns — union all attempt column sacks,sacksyards table — — fantasydefencegame Answer This should fairly give you some ideas. Supposing we are using a test database named testdb and your original table is named test which has

Unique value Constraint with multiple columns across the table, not the combination in Oracle

In oracle is there a way to enforce uniqueness among two columns? Its not the uniqueness among combination of two columns, but values across table among two columns. References: Unique value constraint across multiple columns Example data, which should not be allowed: Unique constraint on combination of two columns? My Oracle Version: Answer I would use a check() constraint to

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