SPI_modifytuple
庘昄劉
SPI_modifytuple -- 锔誺敪扵婔婻䂍庺臯䔇锬垔䔇庖枕录傺婔臯
寘傋
HeapTuple SPI_modifytuple(Relation rel, HeapTuple row, ncols, colnum, Datum * values, const char * nulls)
柟誄
SPI_modifytuple 锔誺䂍锬垔䔇庖枕敪扵桄唚拙蘺噽垄庖枕䔇寘唚䔇桹濘录傺婔婻桄臯㔗婉媞櫹膷噖䔇臯㔗
埗昄
- Relation rel
埻䫘庯臖臯䔇臯柟誄严䔇溊(嚹锐婔婻噿係蔯婉滇婔婻臯柟誄严滇婔婻臇䬹攓)㔗
- HeapTuple row
襕媞櫹䔇臯
- int ncols
婘昄䂇 colnum 麯庖枕䚡埙䔇婻昄
- int * colnum
襕媞櫹䔇庖枕䔇䚡埙䔇昄䂇(䚡埙傯 1 嚔哋螄)
- Datum * values
弄滯庖枕䔇桄唚
- const char * Nulls
套悩橬䔇臺巻婻桄唚滇䷺(埗黙 SPI_execute_plan 诙埡噽湚嚟)
誫啂唚
媞櫹劯䔇桄臯婘婪北欓臯蔙䯇嵄麯彖陉埻橬婘 row 滇 NULL 䔇施唍婺 NULL
On error, SPI_result is set as follows:
- SPI_ERROR_ARGUMENT
套悩 rel 滇 NULL 潡蔙套悩 row 滇 NULL 潡蔙套悩 ncols 償庯潡蔙京庯 0 潡蔙 colnum 滇 NULL 潡蔙套悩 values 滇 NULL
- SPI_ERROR_NOATTRIBUTE
套悩 colnum 寙劆婔婻方昽䔇庖枕䚡埙(償庯潡蔙京庯 0 潡蔙崓庯 row 麯䔇庖枕昄)