package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`\bfrom\b(?!\s*#)([^w]*(?:\bw(?!here\b)[^w]*)*)\bwhere\b`)
var str = `select ... from course c
where id = (select ... from student where ...)
select ... from #bar
where id = (select ... from student where ...)`
for i, match := range re.FindAllString(str, -1) {
fmt.Println(match, "found at index", i)
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Golang, please visit: https://golang.org/pkg/regexp/