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


int SPI_getargcount(SPIPlanPtr plan)


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


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.

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