andyp14feb
/ sqlde2.sql
Created
January 17, 2019 12:33
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| SELECT | |
| e1.name | |
| FROM | |
| employees e1 | |
| LEFT JOIN( | |
| SELECT DISTINCT | |
| managerid | |
| FROM | |
| employees | |
| WHERE |
andyp14feb
/ sqlde1.sql
Created
January 17, 2019 12:19
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| SELECT | |
| COUNT(*) | |
| FROM students | |
| WHERE | |
| firstName ='John' |