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Cubes: Data in cubes are persisted in a summarized version that helps to analyze data quickly. The data is persisted, through which reporting can be done easily....
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A data cube stores data in a summarized version which helps in a faster analysis of data......
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Data source is where the data comes from in data warehousing. The data collected from various sources and is cleaned.....
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Data in a warehouse comes from the transactions. Fact table in a data warehouse consists of facts and/or measures.....
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Database level roles are used to manage the security of the database. The role can be either fixed or flexible.....
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Online Analytical Processing is a powerful and popular data analytical method. Complex data structures are explored and provide the necessary information......
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OLAP functionality is performed using SQL Anywhere by utilizing various extensions to SQL statements and window functions.....
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Multidimensional Online Analytical Processing and Relational Online Analytical Processing are tools used in analysis of data which is multidimensional....
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Bitmap indexes are useful in connecting smaller databases to larger databases. Bit map indexes can be very useful in performing repetitive indexes......
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One bitmap is commonly used for every single distinct value. When opted for different types of encoding, the number of bitmaps could be reduced.....
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Binning can be used to hold multiple values in one bin. Bitmaps are then used to represent the values in each bin.......
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Binning process when creates the binned indexes, answers only some queries. The base data is not checked.......
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Hybrid OLAP is a mode of storage that uses a combination of multidimensional data structures and relational database tables for storing multidimensional data.......
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OLAP product by default is read only. If multiple access rights are required, admin needs to make necessary changes......
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Data Warehouse is used for business measures cannot be used to cater real time business needs of the organization and is optimized for lot of data......
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ETL is the process of Extracting, loading and transforming data into meaningful form.......
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DSS, Decision Support System, as the name suggests, helps in taking decisions for top executive professionals.....
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