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  2. Flat-file database - Wikipedia

    en.wikipedia.org/wiki/Flat-file_database

    The data arrangement consists of a series of columns and rows organized into a tabular format. This specific example uses only one table. This specific example uses only one table. The columns include: name (a person's name, second column); team (the name of an athletic team supported by the person, third column); and a numeric unique ID ...

  3. Table (database) - Wikipedia

    en.wikipedia.org/wiki/Table_(database)

    In a database, a table is a collection of related data organized in table format; consisting of columns and rows.. In relational databases, and flat file databases, a table is a set of data elements (values) using a model of vertical columns (identifiable by name) and horizontal rows, the cell being the unit where a row and column intersect. [1]

  4. List of open file formats - Wikipedia

    en.wikipedia.org/wiki/List_of_open_file_formats

    An open file format is a file format for storing digital data, defined by a published specification usually maintained by a standards organization, and which can be used and implemented by anyone. For example, an open format can be implemented by both proprietary and free and open source software , using the typical software licenses used by each.

  5. Pivot table - Wikipedia

    en.wikipedia.org/wiki/Pivot_table

    For example, in Microsoft Excel one must first select the entire data in the original table and then go to the Insert tab and select "Pivot Table" (or "Pivot Chart"). The user then has the option of either inserting the pivot table into an existing sheet or creating a new sheet to house the pivot table.

  6. List of file formats - Wikipedia

    en.wikipedia.org/wiki/List_of_file_formats

    BDF – Binary Data Format – raw data from recovered blocks of unallocated space on a hard drive; CBP – CD Box Labeler Pro, CentraBuilder, Code::Blocks Project File, Conlab Project; CEX – SolidWorks Enterprise PDM Vault File; COL – Nintendo GameCube proprietary collision file (.col) CREDX – CredX Dat File

  7. List of Microsoft Office filename extensions - Wikipedia

    en.wikipedia.org/wiki/List_of_Microsoft_Office...

    .xlm – Legacy Excel macro; OOXML Office Open XML (OOXML) format was introduced with Microsoft Office 2007 and became the default format of Microsoft Excel ever since. Excel-related file extensions of this format include:.xlsx – Excel workbook.xlsm – Excel macro-enabled workbook; same as xlsx but may contain macros and scripts

  8. Star schema - Wikipedia

    en.wikipedia.org/wiki/Star_schema

    In computing, the star schema or star model is the simplest style of data mart schema and is the approach most widely used to develop data warehouses and dimensional data marts. [1] The star schema consists of one or more fact tables referencing any number of dimension tables .

  9. Data format - Wikipedia

    en.wikipedia.org/wiki/Data_format

    Data format in information technology may refer to: Data type, constraint placed upon the interpretation of data in a type system; Signal (electrical engineering), a format for signal data used in signal processing; Recording format, a format for encoding data for storage on a storage medium