Add column by fetcheing URLs`
value=url
`"http://query.yahooapis.com/v1/public/yql?q=SELECT%20*%20FROM%20html%20WHERE%20url%3D'"+escape(value, "url")+"'&format=json&diagnostics=true"

forRange(0,20,1,k,forRange(0, 40, 2, v, parseJson(value).query.results.td[v].span.content)[k]+":::"+forRange(1, 40, 2, v, parseJson(value).query.results.td[v].p)[k])

SELECT * FROM html WHERE url='http://www.ly.gov.tw/05_orglaw/search/lawView.action?no=18397' and xpath='//div[contains(@class,"page_content")]' AND xpath='//div[contains(@class,"page_content_date")]'

SELECT * FROM html WHERE url="http://xxxxx" AND xpath="//td[@class='xxx'] | //td[@class='ooo']"

select * from html where url="http://gcis.nat.gov.tw/Fidbweb/factInfoAction.do?method=detail&estbid=09210007600289&agencyCode=376470000A" and charset='Big5'