Provided by: postgresql-doc-10_10.23-0ubuntu0.18.04.2_all bug

NAME
       SPI_gettypeid - return the data type OID of the specified column


SYNOPSIS
       Oid SPI_gettypeid(TupleDesc rowdesc, int colnumber)


DESCRIPTION
       SPI_gettypeid returns the OID of the data type of the specified column.


ARGUMENTS
       TupleDesc rowdesc
           input row description

       int colnumber
           column number (count starts at 1)


RETURN VALUE
       The OID of the data type of the specified column or InvalidOid on error. On error,
       SPI_result is set to SPI_ERROR_NOATTRIBUTE.