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ORA-30457: 'string.string' cannot be refreshed because of unmnanaged NOT NULL columns in container

ORA-30457: 'string.string' cannot be refreshed because of unmnanaged NOT NULL columns in container
Cause: The container object for the summary contains one or more unmanaged columns do not allow nulls, and which do not specify a default valur for those columns.
Action: Make sure that default values are specified for all NOT NULL columns that are not part of the summary definition.

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小智
ORA-30457:' string。字符串 '不能刷新,因为在容器中的unmnanaged NOT NULL列,
.原因:摘要的容器对象包含一个或多个非托管列不允许空值,并且不指定这些列的默认值。,
.操作:请确保为不属于摘要定义的所有NOT NULL列指定了缺省值。,
.
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