1SPI_GETVALUE(3)          PostgreSQL 13.3 Documentation         SPI_GETVALUE(3)
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NAME

6       SPI_getvalue - return the string value of the specified column
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SYNOPSIS

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

12       SPI_getvalue returns the string representation of the value of the
13       specified column.
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15       The result is returned in memory allocated using palloc. (You can use
16       pfree to release the memory when you don't need it anymore.)
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ARGUMENTS

19       HeapTuple row
20           input row to be examined
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22       TupleDesc rowdesc
23           input row description
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25       int colnumber
26           column number (count starts at 1)
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RETURN VALUE

29       Column value, or NULL if the column is null, colnumber is out of range
30       (SPI_result is set to SPI_ERROR_NOATTRIBUTE), or no output function is
31       available (SPI_result is set to SPI_ERROR_NOOUTFUNC).
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35PostgreSQL 13.3                      2021                      SPI_GETVALUE(3)
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