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scott edited this page May 28, 2020
·
1 revision
package main
import (
"fmt"
"github.com/scott-x/gutils/fs"
"regexp"
)
func main() {
c, _ := fs.ReadFile1("temp.sql")
//remove comment start with # or --
re_comment1 := regexp.MustCompile(`(\s{0,}--.*)`)
re_comment2 := regexp.MustCompile(`(\s{0,}#.*)`)
re_comment3 := regexp.MustCompile(`(\s{0,}comment.*),`)
re_comment4 := regexp.MustCompile(`(\s{0,}comment.*)`)
c = re_comment1.ReplaceAllString(c, "")
c = re_comment2.ReplaceAllString(c, "")
c = re_comment3.ReplaceAllString(c, ",")
c = re_comment4.ReplaceAllString(c, "")
//replace create table => CREATE TABLE
re_replace := regexp.MustCompile(`(create table)`)
c = re_replace.ReplaceAllString(c, "CREATE TABLE")
// fmt.Println(c)
// get the table comment
re := regexp.MustCompile(`CREATE TABLE(.*\n)(.*,\n)+(.*\n).*;`)
arr := re.FindAllString(c, -1)
fmt.Println(arr)
fmt.Println(len(arr))
}