sql gap missing values

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showing results for - "sql gap missing values"
Vanessa
02 Jul 2018
1SELECT * FROM (
2  SELECT x, (SELECT min(x) FROM my_table t2 WHERE t2.x > t.x) next_x
3  FROM my_table t
4) WHERE x <> next_x - 1;
5/* if my_table contains for x:  1 2 5 6 7 10
6    X		NEXT_X
7    2		5
8    7		10
9*/
10-- ⇓ Test it ⇓ (Fiddle source link)
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