sql - Select same number of rows even if data is not there -
sql - Select same number of rows even if data is not there -
i want write query select same number of rows, if info not there. if info not there, still select in place.
for example, if want select amount in bank business relationship lastly 5 years, have info lastly 3 years, still select 5 rows , have 0's 2 missing years?
class="lang-none prettyprint-override">| year | balance | | 2014 | $5 | | 2013 | $10 | | 2012 | $31 | | 2011 | $0 | << doesn't exist | 2010 | $0 | << doesn't exist
is possible? help.
using mssql, work. there other similar functions other dbs. select top 5 year, isnull(balance,0) yourtable
sql select
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