PostgreSQL Programmer's Guide
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# SPI_gettypeid

## Name

SPI_gettypeid — Returns the type OID of the specified attribute

    SPI_gettypeid(tupdesc, fnumber)

### Inputs

TupleDesc `tupdesc`

  Input tuple description

int `fnumber`

  Attribute number

### Outputs

OID

  The type OID for the specified attribute number

SPI_result

  SPI_ERROR_NOATTRIBUTE

## Description

`SPI_gettypeid` returns the type OID for the specified attribute.

## Usage

Attribute numbers are 1 based.

## Algorithm

TBD

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