view_select_stmt用于定义物化视图数据的查询(SELECT)语句。该语句用于从基表(普通表)中检索数据,并将结果存储到物化视图中。view_select_stmt的语法与常规SELECT语句相同,语法信息请参见SIMPLE SELECT。 refresh_clause REFRESH [FAST | COMPLETE | FORCE] [mv_refresh_o
Oracle Database - Enterprise Edition - Version 19.1.0.0.0 and later: ORA-02047 Error when Creating materialized view base on Read-only Database
materialized: • The cost of using the materialization of view : When the materialization of will be beneficial. ) ( ) ( ) ( i q t q i u u q v c v c v c f f i i i ) ( t q q v c f i i ) ( ) ( i q q i u u v c f v c f i i i q i q i v i...
CREATE MLE CREATE ANALYTIC VIEW CREATE HIERARCHY CREATE ATTRIBUTE DIMENSION EXECUTE DYNAMIC MLE CREATE CUBE BUILD PROCESS CREATE CUBE CREATE CUBE DIMENSION CREATE MINING MODEL CREATE JOB DEBUG CONNECT SESSION ON COMMIT REFRESH CREATE DIMENSION CREATE TYPE CREATE MATERIALIZED VIEW CREATE TRIGGER CREATE PROCED...
Materialized Views View 对应的查询在 View 每次被使用时都会被执行一次,如果我们希望 View 实体化,提高查询效率,可以使用 Materialized Views,后者的数据会随着底层数据改变而被自动更新,举例如下: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 CREATEMATERIALIZEDVIEWcs_gpaASSELECTAVG(gpa)ASavg_gpaFROMstudent...
To create a new database object, right-click the database background, select New from the context menu that appears, and then select the type of database object you want to create: Table, View, Procedure, or Function. The corresponding database object editor will open. With dbForge Studi...
{{ config(materialized="materialized_view") }}select1asid models/my_ephemeral.sql {{ config(materialized="ephemeral") }}select1asid Commands This is expected to break until a fix is in place: dbt run --target connection_a This is expected to work just fine both with and without a fix:...
RDS_X$ view tasks Granting privileges to non-master users Creating custom functions to verify passwords create_verify_function create_passthrough_verify_fcn Setting and unsetting system-level events Database tasks Changing the global name of a database Using tablespaces Creating temporary tablespaces Usin...
IsMaterializedView(View) 方法 参考 反馈 定义 命名空间: Microsoft.SqlServer.Management.DatabaseMaintenance 程序集: Microsoft.SqlServer.MaintenancePlanTasks.dll C# 复制 public static bool IsMaterializedView (Microsoft.SqlServer.Management.Smo.View view); 参数 view View 返回 Boolean 适用...
Oracle Globally Distributed Database delivers in-country data storage while maintaining a unified global perspective, enabling organizations to comply with data sovereignty regulations while retaining a comprehensive view of their data. In contrast to CockroachDB's approach of a disparate mix of software ...