jarlh questions

jarlh answers

• Why doesn't ORDER BY 'id' 'desc' return a syntax error?
• SQL UNION and MERGE
• Check if a pair of records belong to multiple group IDs
• Sql retrieving data by passing two list to two columns
• MySQL UNION: How to get data in two columns
• Get sum of all rows in each row
• SQL statement to generate column values
• SQL: count occurrences of values
• SQL use MAX() function select field not in Group By
• Is there a difference between SELECT * and SELECT ALL?