ODAC

TOraLob Members

TOraLob class overview.

Properties

Name Description

AsString (inherited from TBlob)

Used to manipulate BLOB value as string.

AsWideString (inherited from TBlob)

Used to manipulate BLOB value as Unicode string.

Cached

Used to indicate where the LOB data is.

Compressed (inherited from TCompressedBlob)

Used to indicate if the Blob is compressed.

CompressedSize (inherited from TCompressedBlob)

Used to indicate compressed size of the Blob data.

IsUnicode (inherited from TBlob)

Gives choice of making TBlob store and process data in Unicode format or not.

OCILobLocator

Used to get or set the OCILobLocator handle.

OCILobLocatorPtr

Used to retrieve the LOB value type locator.

OCISvcCtx

Used to assign a service context handle.

RefCount (inherited from TSharedObject)

Used to return the count of reference to a TSharedObject object.

Size (inherited from TBlob)

Used to learn the size of the TBlob value in bytes.

Methods

Name Description

AddRef (inherited from TSharedObject)

Increments the reference count for the number of references dependent on the TSharedObject object.

AllocLob

Allocates and initializes the LOB locator.

Assign (inherited from TBlob)

Sets BLOB value from another TBlob object.

Clear (inherited from TBlob)

Deletes the current value in TBlob object.

CreateTemporary

Allocates and initializes a temporary LOB locator of the specified type.

DisableBuffering

Disables the LOB buffering for the LOB locator.

EnableBuffering

Enables the LOB buffering for the LOB locator.

FreeLob

Releases the LOB locator descriptor.

FreeTemporary

Frees a temporary LOB.

Init

Initializes the OCILobLocator handle.

IsInit

Verifies if the LOB locator is initialized.

IsTemporary

Indicates whether the LOB is temporary.

LengthLob

Returns the number of bytes contained in the LOB object.

LoadFromFile (inherited from TBlob)

Loads the contents of a file into a TBlob object.

LoadFromStream (inherited from TBlob)

Copies the contents of a stream into the TBlob object.

Read (inherited from TBlob)

Acquires a raw sequence of bytes from the data stored in TBlob.

ReadLob

Reads the LOB content from the server.

Release (inherited from TSharedObject)

Decrements the reference count.

SaveToFile (inherited from TBlob)

Saves the contents of the TBlob object to a file.

SaveToStream (inherited from TBlob)

Copies the contents of a TBlob object to a stream.

Truncate (inherited from TBlob)

Sets new TBlob size and discards all data over it.

Write (inherited from TBlob)

Stores a raw sequence of bytes into a TBlob object.

WriteLob

Writes a LOB value to the server.
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