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SPI_REGI...GGER_DATA(3) PostgreSQL 18.0 Documentation SPI_REGI...GGER_DATA(3) NAME SPI_register_trigger_data - make ephemeral trigger data available in SPI queries SYNOPSIS int SPI_register_trigger_data(TriggerData *tdata) DESCRIPTION SPI_register_trigger_data makes any ephemeral relations captured by a trigger available to queries planned and executed through the current SPI connection. Currently, this means the transition tables captured by an AFTER trigger defined with a REFERENCING OLD/NEW TABLE AS ... clause. This function should be called by a PL trigger handler function after connecting. ARGUMENTS TriggerData *tdata the TriggerData object passed to a trigger handler function as fcinfo->context RETURN VALUE If the execution of the command was successful then the following (nonnegative) value will be returned: SPI_OK_TD_REGISTER if the captured trigger data (if any) has been successfully registered On error, one of the following negative values is returned: SPI_ERROR_ARGUMENT if tdata is NULL SPI_ERROR_UNCONNECTED if called from an unconnected C function SPI_ERROR_REL_DUPLICATE if the name of any trigger data transient relation is already registered for this connection PostgreSQL 18.0 2025 SPI_REGI...GGER_DATA(3)
NAME | SYNOPSIS | DESCRIPTION | ARGUMENTS | RETURN VALUE
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