1SPI_GETBINVAL(3)         PostgreSQL 15.4 Documentation        SPI_GETBINVAL(3)
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NAME

6       SPI_getbinval - return the binary value of the specified column
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SYNOPSIS

9       Datum SPI_getbinval(HeapTuple row, TupleDesc rowdesc, int colnumber,
10                           bool * isnull)
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DESCRIPTION

13       SPI_getbinval returns the value of the specified column in the internal
14       form (as type Datum).
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16       This function does not allocate new space for the datum. In the case of
17       a pass-by-reference data type, the return value will be a pointer into
18       the passed row.
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ARGUMENTS

21       HeapTuple row
22           input row to be examined
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24       TupleDesc rowdesc
25           input row description
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27       int colnumber
28           column number (count starts at 1)
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30       bool * isnull
31           flag for a null value in the column
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RETURN VALUE

34       The binary value of the column is returned. The variable pointed to by
35       isnull is set to true if the column is null, else to false.
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37       SPI_result is set to SPI_ERROR_NOATTRIBUTE on error.
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41PostgreSQL 15.4                      2023                     SPI_GETBINVAL(3)
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