feat: add options with Open connection

fix: support postgres where placeholder #46

fix: fillPrimaryKey Uint #41

Merge pull request #36 from ilibs/dependabot/add-v2-config-file

Upgrade to GitHub-native Dependabot

docs: update changelog

add Preparex func

update README

fix github action mysql service

Merge pull request #20 from ilibs/dependabot/go_modules/github.com/go…

…-sql-driver/mysql-1.5.0

Bump github.com/go-sql-driver/mysql from 1.4.1 to 1.5.0

support postgres sql quotes,fix #15