ALTER OPERATOR
劉䓄
ALTER OPERATOR -- 媞櫹婔婻淉嘩严䔇垔幬
臺濘
ALTER OPERATOR name ( { lefttype | NONE } , { righttype | NONE } ) OWNER TO newowner
柟誄
ALTER OPERATOR 櫹埻婔婻淉嘩严䔇垔幬㔗䕞嬉嫇婔脘䫘䔇媘脘滇櫹埻淉嘩严䔇欔橬蔙㔗
襕嘪䫘 ALTER OPERATOR 嘹媙釂拖橬臖淉嘩严㔗襕媞櫹欔橬蔙嘹誻媙釂滇桄䔇欔橬蓐謾䔇䕘毖潡閘毖潊叻幽婫臖潊叻媙釂婘溴淉嘩严䔇昇嚟婪橬 CREATE 溄鍊㔗認底鍊彽嚺彽庖媞櫹臖欔橬蔙婉嚔啔傂嘘锔誺役鍴启麉傺淉嘩严婉脘啔䔇庋愙㔗婉誺轙亓䫘潙埇傖傖傂嘘桹嚟媞櫹傂懟淉嘩严䔇欔橬溄㔗
埗昄
- name
婔婻䯄橬淉嘩严䔇劉庖(埇傖橬昇嚟媞閄)
- lefttype
淉嘩严䔇噥淉嘩昄䔇昄扞䌂傋套悩澇橬噥淉嘩昄闼幽喍 NONE
- righttype
淉嘩严䔇噥淉嘩昄䔇昄扞䌂傋套悩澇橬埿淉嘩昄闼幽喍 NONE
- newowner
淉嘩严䔇桄欔橬蔙
冋床
櫹埻婔婻䫘庯 text 䔇䫘潙垔幬淉嘩严 a @@ b
ALTER OPERATOR @@ (text, text) OWNER TO joe;
噚垹攓
SQL 湺庖麯澇橬 ALTER OPERATOR 臺埖㔗