Database Architecture: 1.Internal 2.Conceptual 3.External Internal: Describes the physical storage structure of the database. How the data is going to be stored on the disk. Conceptual: A complete description of the information content of the database. Represents all entities, attributes, their ...
Finally, the design must incorporate query plans, so users can access the data in order to make decisions. Query plans are a set of steps executed to access data in a database when a query is submitted, and then return the results to the requestors. ...
Data integrity:Also known asdata quality. Data should be complete, accurate, and correctly formatted; if it’s not, it can be useless (or even harmful). Ensuring data integrity is a key part of database design. Referential integrity:This is an important subset of data integrity. Every colum...
IRI FieldShieldhas been the primary product for masking data in flat files and relational databases. There is now overlap due to DarkShield’s new ability to classify, reach, and mask the same data as FieldShield. The main difference between the two is that FieldShield deals with data on a...
hub table, the selection of tables, andforeign key relationships, SRS can automatically create an object model, which is introduced to the system as a dynamic type. The resulting object can then be queried and retrieved as a fixed entity, much like an entry in a flat file or XML databank...
The names vary from DBMS to DBMS, but I’m talking about tablespaces, databases, storage groups, indexes (explained below), synonyms, aliases, views, keys, schemas, etc. These are some of the tools of the trade for the database administrator (DBA). However, as far as the relational theo...
Azure Database for MariaDB: It is a fully managed relational database in the cloud. MariaDB is a popular open-source database server. It handles critical workloads with dynamic scalability and predictable performance. Azure Database for PostgreSQL: It is a fully managed relational database based...
Creation of database objects Necessary staging tables are to be created as per the requirements based on which will resemble standard open interface / base table structure. Validate & Transform data before Load from the given source (Dumps/Flat files). Data Cleansing Filter incorrect data as ...
How does Amazon Aurora improve my database’s fault tolerance to disk failures? How does Aurora improve recovery time after a database crash? What kind of replicas does Aurora support? Can I have cross-region replicas with Amazon Aurora? Can I create Aurora Replicas on the cross-region replic...
However, since the SQL Server 6.5 days, in which a daily DBCC CHECKDB may have been a best practice, there have been several trends - both challenges and opportunities -- that make it worth reconsidering the way that DBCC should fit into SQL Server database maintenance plans, especially for...