FNC_TblOpReadBuf Function | C Library Functions | Teradata Vantage - FNC_TblOpReadBuf - Analytics Database - Teradata Vantage

SQL External Routine Programming

Deployment
VantageCloud
VantageCore
Edition
Enterprise
IntelliFlex
VMware
Product
Analytics Database
Teradata Vantage
Release Number
17.20
Published
June 2022
ft:locale
en-US
ft:lastEdition
2023-07-11
dita:mapPath
iiv1628111441820.ditamap
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qkf1628213546010.ditaval
dita:id
B035-1147
lifecycle
latest
Product Category
Teradata Vantageā„¢

Provides access to the current input buffer.

Returns an integer that indicates TBLOP_SUCCESS, TBLOP_EOF (no more data), TBLOP_ABORT, or TBLOP_ERROR.

Syntax

int
FNC_TblOpReadBuf(BYTE **bufptr,
                 int   *length)

Syntax Elements

bufptr
a pointer to the current input buffer.
length
a pointer to the length in bytes of the input buffer.

Usage Notes

This function returns a pointer to the current input buffer. It is used for high performance direct buffer read access and requires that the buffer be in a standard row format. The buffer format is IndicData.

Use FNC_TblOpReadBufEx instead of this routine if you need support for handling multiple input streams.