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  2. pandas (software) - Wikipedia

    en.wikipedia.org/wiki/Pandas_(software)

    [4]: 114 A DataFrame is a 2-dimensional data structure of rows and columns, similar to a spreadsheet, and analogous to a Python dictionary mapping column names (keys) to Series (values), with each Series sharing an index. [4]: 115 DataFrames can be concatenated together or "merged" on columns or indices in a manner similar to joins in SQL.

  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. Wide and narrow data - Wikipedia

    en.wikipedia.org/wiki/Wide_and_narrow_data

    The pandas package in Python implements this operation as "melt" function which converts a wide table to a narrow one. The process of converting a narrow table to wide table is generally referred to as "pivoting" in the context of data transformations.

  5. Help:Introduction to tables with Wiki Markup/All - Wikipedia

    en.wikipedia.org/wiki/Help:Introduction_to...

    Once you've chosen the number of rows and columns, the wiki markup text for the table is inserted into the article. Then you can replace the "Example" text with the data you want to be displayed. Tables in Wikipedia, particularly large ones, can look intimidating to edit, but the way they work is simple.

  6. The 3 Most Overpriced Cities in America, According to Gen Z ...

    www.aol.com/3-most-overpriced-cities-america...

    Nearly 40% of 18- to 24-year-olds surveyed names New York City as the most overpriced housing market in the country. Despite higher wages, the cost of living in New York, including housing ...

  7. I traveled to 50 of the top countries for tourism and ranked ...

    www.aol.com/traveled-50-top-countries-tourism...

    I've traveled to more than 80 countries, 50 of which were included in the World Economic Forum's 2024 Travel and Tourism Index. The report measures the economic growth of the tourism industry ...

  8. 10 Discontinued Chick-Fil-A Menu Items That Customers Want ...

    www.aol.com/10-discontinued-chick-fil-menu...

    Spicy Chick-Fil-A Chick-n-Strips. For those who crave a kick of heat, Chick-fil-A’s Spicy Chick-n-Strips were a standout hit. Chicken breast strips seasoned with a spicy blend of peppers quickly ...

  9. Database index - Wikipedia

    en.wikipedia.org/wiki/Database_index

    To process this statement without an index the database software must look at the last_name column on every row in the table (this is known as a full table scan). With an index the database simply follows the index data structure (typically a B-tree ) until the Smith entry has been found; this is much less computationally expensive than a full ...