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13.1.11 SPI_getargcount

Name

SPI_getargcount -- return the number of arguments needed by a plan prepared by SPI_prepare

Synopsis

int SPI_getargcount(SPIPlanPtr plan)

Description

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

Arguments

SPIPlanPtr plan

execution plan (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.