ORA-30556: either functional or bitmap join index is defined on the column to be modified
文档解释ORA-30556:eitherfunctionalorbitmapjoinindexisdefinedonthecolumntobemodifiedCause:AnALTERTABLEMODIFYCOLUMNwasissuedonacolumnonwhicheitherafunctionalindexorbi...
ORA-01723: zero-length columns are not allowed
文档解释ORA-01723:zero-lengthcolumnsarenotallowedCause:Columnswithzerolengthwerenotallowed.Action:Correcttheuseofthecolumn.这是Oracle数据库的一个错误，其代码是ORA-01723。它通常表明，您插入了...
ORA-40181: invalid transformation definition for column string
文档解释ORA-40181:invalidtransformationdefinitionforcolumnstringCause:TransformationdefinitionhasduplicateorNULLcolumns.Action:Provideavalidtransformationdefinition...
ORA-06531: Reference to uninitialized collection
文档解释ORA-06531:ReferencetouninitializedcollectionCause:Anelementormemberfunctionofanestedtableorvarraywasreferenced(whereaninitializedcollectionisneeded)withoutt...
ORA-54023: Virtual column expression cannot be changed because a constraint is defined on column
文档解释ORA-54023:VirtualcolumnexpressioncannotbechangedbecauseaconstraintisdefinedoncolumnCause:Attemptedtochangetheexpressionofavirtualcolumnthathadaconstraintdef...