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In version 9.3, a materialized view is not auto-refreshed, and is populated only at time of creation (unless WITH NO DATA is used). It may be refreshed later manually using REFRESH MATERIALIZED VIEW. [8] In version 9.4, the refresh may be concurrent with selects on the materialized view if CONCURRENTLY is used. [9]
ClickHouse is an open-source column-oriented DBMS (columnar database management system) for online analytical processing (OLAP) that allows users to generate analytical reports using SQL queries in real-time. ClickHouse Inc. is headquartered in the San Francisco Bay Area with the subsidiary, ClickHouse B.V., based in Amsterdam, Netherlands.
Materialization, creating a materialized view in a relational database Materialization, the process of creating an embodiment of an idea, such as a prototype Materialize CSS , the responsive front-end CSS library based on Google's Material Design
The view model has been described as a state of the data in the model. [8] The main difference between the view model and the Presenter in the MVP pattern is that the presenter has a reference to a view, whereas the view model does not. Instead, a view directly binds to properties on the view model to send and receive updates.
In a Java (AWT/Swing/SWT) application, the MVP pattern can be used by letting the user interface class implement a view interface. The same approach can be used for Java web-based applications, since modern Java component-based Web frameworks allow development of client-side logic using the same component approach as thick clients.
Materialized views were introduced by Oracle Database, while IBM Db2 provides so-called "materialized query tables" (MQTs) for the same purpose. Microsoft SQL Server introduced in its 2000 version indexed views which only store a separate index from the table, but not the entire data. PostgreSQL implemented materialized views in its 9.3 release.
It is based on the iPlanet Web Server and the J2EE reference implementation [6] A basic version is free to download, but not open source. March 2004 - Sun Microsystems released Sun Java System Application Server 8 [7] that supports the J2EE 1.4 specification. In June 2004 update 1 is released. [8] A basic version is free to download, but not ...
The Real-Time Specification for Java (RTSJ) is a set of interfaces and behavioral refinements that enable real-time computer programming in the Java programming language. RTSJ 1.0 was developed as JSR 1 under the Java Community Process, which approved the new standard in November, 2001. RTSJ 2.0 is being developed under JSR 282.