indexes to the main memory of each of the plurality of nodes when the DBMS is starting up; and a remote memorHyung Sung LeeKwang Ik Seo
索引にUNUSABLEのマークも付けて、パラメータSKIP_UNUSABLE_INDEXESをtrueに設定しないかぎり、DISABLED索引のDML操作は失敗します。このパラメータの詳細は、「ALTER SESSION」を参照してください。 ファンクション、パッケージまたは型のパブリック・シノニムがcolumn_expressionで使用され、後で同じ...
Because of the way Solstice Backup stores client indexes, do not back up a particular client using different Solstice Backup servers on different days. Make sure that a particular logical host is always mastered by the same physical server whenever backups are performed. This will enable future r...
After creating a cluster, you can create tables in the cluster. However, before any rows can be inserted into the clustered tables, a cluster index must be created. Using clusters does not affect the creation of additional indexes on the clustered tables; they can be created and dropped as ...
A private subnetwork does not have direct access to the global Internet, so only those servers located in the same region and the same VPC will be able to connect to the DBMS directly, as if via a local network. This creates additional protection against intrusion for both regular servers ...
4) nonclustered index 非聚簇索引 1. There are two types of index techniques:clustered indexes and nonclustered indexes. SQLServer中有两种索引技术:聚簇索引和非聚簇索引。5) cluster index 簇索引6) non-cluster index 非簇索引补充资料:簇簇 1.一丛丛;一堆堆。 2.丛列成行貌。 3.衣衫鲜明...
in the art, it will not be described in detail. The lock manager in the distributed database manager maintains locks for both pages and database objects (such as indexes, tables and rows). The distributed database manager ensures that access to data nodes in the cluster is properly ...
In 2013, Cloud computing is a jargon term without a commonly accepted non-ambiguous scientific or technical definition. (Anything that is not on your computer, e.g.: gmail) In 2016, Proponents claim that cloud computing allows companies to avoid upfront infrastructure costs, and focus on projec...
each of the plurality of nodes; Wherein the main memory of each of the plurality of nodes includes a local memory storage unit for storing data of all memory tables and all memory indexes when the DBMS is loaded, And a remote memory storing unit for reading and storing the necessary data...
This metric category represents the number of text indexes in the database fragmented beyond the warning and critical percentage thresholds specified by the user. The collection is disabled by default. Before enabling this metric and specifying a metric threshold for the number of text indexes, the...