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with axis (x,y) as ( select rownum, to_number(column_value) from xmlTable ( '10,5,8,20,30,15,20,2,14,6,50,20,30,60,25,15,0,4,2,8,10,15,12,40,20') ) select * from axis match_recognize ( order by x measures p.x as x, match_number () as pеаk#, p.y as y pattern (p) define p as p.y > prev (p.y) and p.y > next (p.y) )
X
PЕАK#
Y
5
1
30
7
2
20
9
3
14
11
4
50
14
5
60
18
6
4
22
7
15
24
8
40