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
Language
English (United States)
Last Update
2023-07-11
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iiv1628111441820.ditamap
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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.