User contributions for 98.252.58.138
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15 May 2014
- 02:1902:19, 15 May 2014 diff hist +747 SQLZOO:SELECT basics Undoing changes again
14 May 2014
- 01:4401:44, 14 May 2014 diff hist +142 Self join Adding a hint to question 10
- 01:3501:35, 14 May 2014 diff hist +590 Self join The last question didn't seem to work, so I replaced the answer and updated the question
13 May 2014
- 18:4718:47, 13 May 2014 diff hist +9 SQLZOO:SELECT basics Fixed a few errors
- 18:4418:44, 13 May 2014 diff hist +2,313 SQLZOO:SELECT basics Undoing changes. You guys should lock this down.