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

NAME

       SPI_gettype - return the data type name of the specified column

SYNOPSIS

       char * SPI_gettype(TupleDesc rowdesc, int colnumber)

DESCRIPTION

       SPI_gettype returns a copy of the data type name of the specified column. (You can use
       pfree to release the copy of the name when you don't need it anymore.)

ARGUMENTS

       TupleDesc rowdesc
           input row description

       int colnumber
           column number (count starts at 1)

RETURN VALUE

       The data type name of the specified column, or NULL on error.  SPI_result is set to
       SPI_ERROR_NOATTRIBUTE on error.