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SPI_REGISTER_RELATION(3) PostgreSQL 12.4 DocumentationSPI_REGISTER_RELATION(3)

NAME
       SPI_register_relation - make an ephemeral named relation	available by
       name in SPI queries

SYNOPSIS
       int SPI_register_relation(EphemeralNamedRelation	enr)

DESCRIPTION
       SPI_register_relation makes an ephemeral	named relation,	with
       associated information, available to queries planned and	executed
       through the current SPI connection.

ARGUMENTS
       EphemeralNamedRelation enr
	   the ephemeral named relation	registry entry

RETURN VALUE
       If the execution	of the command was successful then the following
       (nonnegative) value will	be returned:

       SPI_OK_REL_REGISTER
	   if the relation has been successfully registered by name

       On error, one of	the following negative values is returned:

       SPI_ERROR_ARGUMENT
	   if enr is NULL or its name field is NULL

       SPI_ERROR_UNCONNECTED
	   if called from an unconnected C function

       SPI_ERROR_REL_DUPLICATE
	   if the name specified in the	name field of enr is already
	   registered for this connection

PostgreSQL 12.4			     2020	      SPI_REGISTER_RELATION(3)

NAME | SYNOPSIS | DESCRIPTION | ARGUMENTS | RETURN VALUE

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