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SUM函数的实际工作。 NOT NULL约束和默认值是放在（如创建表时提供）。在空值列在本新闻稿中插入检查。如果空，未能发现他们被标记为'不空'。
标签:
Minor bugfixes
The sum function actually works. Not null constraints and default values are put in (if supplied during create table). This release checks for null values in columns during insert. It fails if nulls are found where they are marked as ‘not null’.
