PostgreSQL: Documentation: 13: 46.2. Interface Support Functions

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46.2. Interface Support Functions
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46.2. Interface Support Functions

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
SPI_result_code_string — return error code as string

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 C functions.

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