SPI_getvalue man page on Mageia

SPI_getvalue man page on Mageia

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SPI_GETVALUE(3)		PostgreSQL 9.3.2 Documentation	       SPI_GETVALUE(3)

NAME
       SPI_getvalue - return the string value of the specified column

SYNOPSIS
       char * SPI_getvalue(HeapTuple row, TupleDesc rowdesc, int colnumber)

DESCRIPTION
       SPI_getvalue returns the string representation of the value of the
       specified column.

       The result is returned in memory allocated using palloc. (You can use
       pfree to release the memory when you don't need it anymore.)

ARGUMENTS
       HeapTuple row
	   input row to be examined

       TupleDesc rowdesc
	   input row description

       int colnumber
	   column number (count starts at 1)

RETURN VALUE
       Column value, or NULL if the column is null, colnumber is out of range
       (SPI_result is set to SPI_ERROR_NOATTRIBUTE), or no output function is
       available (SPI_result is set to SPI_ERROR_NOOUTFUNC).

PostgreSQL 9.3.2		     2013		       SPI_GETVALUE(3)

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