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ndb api blobs

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unknown
2004-06-10 12:04:30 +02:00
parent 0d6b5946d0
commit 28306758b5
37 changed files with 3397 additions and 177 deletions
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27
ndb/include/ndbapi/NdbOperation.hpp
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@ -29,6 +29,7 @@ class NdbRecAttr;
class NdbOperation;
class NdbConnection;
class NdbColumnImpl;
class NdbBlob;
/**
* @class NdbOperation
@ -42,7 +43,8 @@ class NdbOperation
friend class NdbScanReceiver;
friend class NdbScanFilter;
friend class NdbScanFilterImpl;
friend class NdbBlob;
public:
/**
* @name Define Standard Operation Type
@ -526,6 +528,17 @@ public:
virtual int setValue(Uint32 anAttrId, Int64 aValue);
virtual int setValue(Uint32 anAttrId, float aValue);
virtual int setValue(Uint32 anAttrId, double aValue);
/**
* This method replaces getValue/setValue for blobs. It creates
* a blob handle NdbBlob. A second call with same argument returns
* the previously created handle. The handle is linked to the
* operation and is maintained automatically.
*
* See NdbBlob for details.
*/
virtual NdbBlob* getBlobHandle(const char* anAttrName);
virtual NdbBlob* getBlobHandle(Uint32 anAttrId);
/** @} *********************************************************************/
/**
@ -833,6 +846,11 @@ public:
*/
int getNdbErrorLine();
/**
* Get table name of this operation.
*/
const char* getTableName() const;
/** @} *********************************************************************/
protected:
@ -924,6 +942,7 @@ protected:
Uint32 len);
NdbRecAttr* getValue(const NdbColumnImpl* anAttrObject, char* aValue = 0);
int setValue(const NdbColumnImpl* anAttrObject, const char* aValue, Uint32 len);
NdbBlob* getBlobHandle(NdbConnection* aCon, const NdbColumnImpl* anAttrObject);
int incValue(const NdbColumnImpl* anAttrObject, Uint32 aValue);
int incValue(const NdbColumnImpl* anAttrObject, Uint64 aValue);
int subValue(const NdbColumnImpl* anAttrObject, Uint32 aValue);
@ -968,6 +987,10 @@ protected:
NdbOperation*
takeOverScanOp(OperationType opType, NdbConnection* updateTrans);
// get table or index key from prepared signals
int getKeyFromTCREQ(Uint32* data, unsigned size);
int getKeyFromKEYINFO20(Uint32* data, unsigned size);
/******************************************************************************
* These are the private variables that are defined in the operation objects.
*****************************************************************************/
@ -1071,6 +1094,8 @@ protected:
// saveBoundATTRINFO() moves ATTRINFO here when setBound() is ready
NdbApiSignal* theBoundATTRINFO;
Uint32 theTotalBoundAI_Len;
// Blobs in this operation
NdbBlob* theBlobList;
};