17.10 - Syntax - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL External Routine Programming

Product
Advanced SQL Engine
Teradata Database
Release Number
17.10
Release Date
July 2021
Content Type
Programming Reference
Publication ID
B035-1147-171K
Language
English (United States)
FNC_LobLength_t
FNC_LobOpen_CL (void   *locator,
                LOB_CONTEXT_ID  *ctxid,
                FNC_LobLength_t  start,
                FNC_LobLength_t  maxlength)

Syntax Elements

locator
a client locator.
ctxid
a context identifier.
start
the starting byte offset, relative to 0, for the read operation. If this value is greater than or equal to the length of the object, then the resulting data stream will have a zero length.
maxlength
the maximum number of bytes to read. If this value is 0, or if start + maxlength is greater than the object length, then the read operation terminates when the length of the object is exhausted.