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alter.sql
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alter.sql
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alter table stocknews_newscontent alter column url drop not null;
alter table stocknews_newscontent alter column title drop not null;
alter table stocknews_newscontent alter column content drop not null;
alter table stocknews_newscontent alter column date drop not null;
alter table stocknews_yahoocalendar alter column datetime drop not null;
alter table stocknews_yahoocalendar alter column statistic drop not null;
alter table stocknews_yahoocalendar alter column for_period drop not null;
alter table stocknews_yahoocalendar alter column actual drop not null;
alter table stocknews_yahoocalendar alter column briefing_forecast drop not null;
alter table stocknews_yahoocalendar alter column market_expects drop not null;
alter table stocknews_yahoocalendar alter column prior drop not null;
alter table stocknews_yahoocalendar alter column revised_from drop not null;