rowXor
Syntax
rowXor(args…)
Please see Row-Based Functions for the parameters and calculation rules.
Details
For each row, return 1 if odd number of columns are true; otherwise return 0.
Examples
$ m=matrix([true false false, true true true, true true true]);
$ rowXor(m);
[1,0,0]
$ t=table(true false false true false true as x, false true false true false true as y, false false true true false false as z);
$ t;
x |
y |
z |
---|---|---|
1 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
1 |
1 |
1 |
1 |
0 |
0 |
0 |
1 |
1 |
0 |
$ rowXor(t);
[1,1,1,1,0,0]
$ t=table(`AAPL`MS`IBM`IBM`C as sym, 49.6 29.46 29.52 30.02 174.97 as price1, 175.23 50.76 50.32 51.29 26.23 as price2);
$ select * from t where rowXor(price1$ 30, price2$ 50);
sym |
price1 |
price2 |
---|---|---|
MS |
29.46 |
50.76 |
IBM |
29.52 |
50.32 |
C |
174.97 |
26.23 |
Related function: xor