SPI_prepare
庘昄劉
SPI_prepare -- 婺婔婻变傴庖崺婔婻蓇彐嘖婉䆋剿欓臯垄
寘傋
void * SPI_prepare(const char * command, int nargs, Oid * argtypes)
柟誄
SPI_prepare 婺弄滯䔇变傴录傺启誫啂婔婻欓臯蓇彐嘖滇婉欓臯昖臵㔗庫臖埻傯婔婻噾誂毖䔇誺䘋鄘脄䫘㔗
套悩䕩劯潡蔙䌂嚚䔇昖臵襕崔渇麉崉欓臯闼幽埻誕臯婔渇昖臵蓇彐庫臖滇敘喘底㔗SPI_prepare 檪婔婻变傴庖严婾蘸扵潊婔婻欓臯螇彐嘹埇傖䫘 SPI_execute_plan 崔渇欓臯垄㔗
埇傖檪鵇䚡喍䔇昖臵锔䫘寡桹濘滇婘闼底捞锔昖臵麯滇婩麟䔇婄桹幥喍埗昄($1, $2 京京)㔗埗昄䔇昄唚锟劯婘脄䫘 SPI_execute_plan 䔇施唍弄滯㔗認湙儌噕螩噾庖崺䔇昖臵婘誩懫澇橬埗昄施幪濕冖崔䔇婺劽婋嘪䫘㔗
SPI_prepare 誫啂䔇蓇彐埻脘婘嘷嬉誺䘋脄䫘婺嘪䫘啹婺 SPI_finish 麪櫆婺婔婻蓇彐彖陉䔇喙庻㔗婉誺婔婻蓇彐埇傖䫘庘昄 SPI_saveplan 庘昄媺庻敘阪䔇施閘㔗
埗昄
- const char * command
变傴庖严婾
- int nargs
膷噖埗昄䔇婻昄($1, $2 京京)
- Oid * argtypes
婔婻毺鐽毺劏寙劆埗昄昄扞䌂傋䔇 OID 昄䂇
誫啂唚
SPI_prepare 誫啂婔婻毺劏婔婻欓臯蓇彐䔇麂䷺毺鐽㔗髍臇施儖誫啂 NULL 幽婫 SPI_result 儖螆䘞婺启 SPI_execute 劯湙髍臇䔇誫啂唚冋崡滇婘 command 滇 NULL 䔇施唍潡蔙滇 nargs 償庯 0 潡蔙 nargs 崓庯 0 幽婫 argtypes 滇 NULL 䔇施唍嚔赆螆䘞潊 SPI_ERROR_ARGUMENT
濘懟
嘪䫘埗昄橬婔婻䚺䗹啹婺蓇彐単婉䘖長儖柊冕䂍埗昄䔇昄唚欔傖䕩懫捞锔䔇婥五欔橬埇蓕婩麟䔇变傴蔯蘔垄埇脘嚔啔庺婔婻膄噞䔇蓇彐锬拷㔗