标题: ORA-30729: maximum number of columns exceeded [打印本页] 作者: admin 时间: 2016-9-5 10:42 标题: ORA-30729: maximum number of columns exceeded ORA-30729: maximum number of columns exceeded Cause: Adding scope orreferential constraint on a REF column requires the
creation of additional columns if the target table's object identifier isprimary key
based. Action: Drop some columns andretry the operation.