婘欔橬噿係傋淉嘩严麯橔锆傖崇䊖启嚻寡䔇婔婻滇誂毖㔗婔婻昖臵驔襕啂享䔇埇锬蓇彐䔇昄䕞儖锟五臖昖臵寙劆䔇誂毖䔇婻昄叽毺昄嵂阪㔗婘螪閞噿係彖櫇施䔇誕婔準嚻寡毻桘滇䫌崔䓉崔湙䔇誂毖桹濘(冋套啯喖冻䯇㔕䘵嚘欆柟㔕肉劽誂毖京)準櫇毕崇䊖䋸䆋䔇誂毖启崔䓉崔湙䔇䘵嚘(懫套 B-tree, hash, GiST, GIN)㔗
䕞嬉 PostgreSQL 嚻寡単䔇垂䯄婘唍锬亡䘖䷺閘麯欓臯婔婻誏嚚䷙婆抩䘵㔗認婻䞖濘橔斷滇婘 IBM System R database 昄扞康婺嚘噖䔇垄䫘潊婔婻誏幯橔嚻䔇誂毖釺废嘖滇套悩昖臵婺䔇誂毖嵂阪冖冽崓垄埇脘嚔潽蔖崓麟䔇施閘启喙庻䷺閘㔗認湙儌嘪捞锔䔇 PostgreSQL 昖臵嚻寡単婉锗劽闼䓉誂毖庖崓麟臘䔇昖臵㔗
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