本地主机的算法
在MySQL中，使用CREATE OR REPLACE VIEW语句可以修改视图。视图存在时，可以对视图进行修改；视图不存在时，可以创建视图。CREATE OR REPLACE VIEW语句的语法格式如下：CREATE OR REPLACE [ALGORITHM={UNDEFINED|MERGE|TEMPTABLE}]VIEW 视图名[(属性清单)]AS SELECT语句 [WITH [CASCADED|LOCAL] CHECK OPTION...
CREATE[ORREPLACE][ALGORITHM={UNDEFINED|MERGE|TEMPTABLE}][DEFINER=user][SQLSECURITY{DEFINER|INVOKER}]VIEWview_name[(column_list)]ASselect_statement[WITH[CASCADED|LOCAL]CHECKOPTION] TheCREATE VIEWstatement creates a new view, or replaces an existing view if theOR REPLACEclause is given. If the view...
create or replace view用法 在MySQL中,CREATE OR REPLACE VIEW语句用于创建或替换视图。其语法格式为: `CREATE [ORREPLACE] [ALGORITHM={UNDEFINEDTEMPTABLE} ] VIEW view_name [ (column_list) ] ASselect_statement [WITH[CASCADED|LOCAL] CHECK OPTION]` * `CREATE`关键词用于创建新的视图。 * `ORREPLACE`...
CREATE[ORREPLACE][ALGORITHM={UNDEFINED|MERGE|TEMPTABLE}][DEFINER=user][SQLSECURITY{DEFINER|INVOKER}]VIEWview_name[(column_list)]ASselect_statement[WITH[CASCADED|LOCAL]CHECKOPTION] CREATE VIEWステートメントは、新しいビューを作成するか、OR REPLACE句が指定されている場合は既存のビューを置き換え...
(1): View merge algorithm can't be used here for now (assumed undefined algorithm) <--- 0 record(s) affected BUT replace the ON clause with a WHERE clause CREATE OR REPLACE ALGORITHM=MERGE VIEW c as select a.* from a join b on b.fk = a.pk where b.ver = (select max(x.ver)...
(2) uvm_object/component_registry#(T,`"S"`)都是单实例类,全局唯一例化(uvm_object_registry/uvm_cmponent_registry都派生于uvm_object_wrapper),并且只有在第一次被访问的时候(即调用其get函数)才会被实例化,并同时通过调用default_factory的register函数来记录到工厂的类型队列中。
| v_order | CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`%` SQL SECURITY DEFINER VIEW `v_order` ASselect`orders_temp`.`order_num` AS `order_num`,`orders_temp`.`order_date` AS `order_date`,`orders_temp`.`cust_id` AS `cust_id`,`orders_temp`.`id` AS `id` from `orders_temp` un...
Define re-create. re-create synonyms, re-create pronunciation, re-create translation, English dictionary definition of re-create. vb to create anew; reproduce ˌre-creˈator n Collins English Dictionary – Complete and Unabridged, 12th Edition 2014
The encryption algorithm can be specified only when a table is created. Different tables support different encryption algorithms. After the table is created, the encryption algorithm cannot be changed. Value range: a string. The value can be AES_128_CTR or SM4_CTR. If enable_tde is not set...