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PostgreSQL 9.6.22 Documentation
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45.2. Interface Support Functions

Table of Contents
SPI_fname -- determine the column name for the specified column number
SPI_fnumber -- determine the column number for the specified column name
SPI_getvalue -- return the string value of the specified column
SPI_getbinval -- return the binary value of the specified column
SPI_gettype -- return the data type name of the specified column
SPI_gettypeid -- return the data type OID of the specified column
SPI_getrelname -- return the name of the specified relation
SPI_getnspname -- return the namespace of the specified relation

The functions described here provide an interface for extracting information from result sets returned by SPI_execute and other SPI functions.

All functions described in this section can be used by both connected and unconnected procedures.

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