SPI_getargcount

return the number of arguments needed by a statement prepared by SPI_prepare

Provided by: postgresql-doc-12 (Version: 12.22-0ubuntu0.20.04.4)
Source: postgresql-12
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SYNOPSIS

int SPI_getargcount(SPIPlanPtr plan)

DESCRIPTION

SPI_getargcount returns the number of arguments needed to execute a statement prepared by SPI_prepare.

ARGUMENTS

SPIPlanPtr plan

prepared statement (returned by SPI_prepare)

RETURN VALUE

The count of expected arguments for the plan. If the plan is NULL or invalid, SPI_result is set to SPI_ERROR_ARGUMENT and -1 is returned.