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Database name Language implemented in Notes Apache Doris Java & C++ Open source (since 2017), database for high-concurrency point queries and high-throughput analysis. Apache Druid: Java Started in 2011 for low-latency massive ingestion and queries. Support and extensions available from Imply Data. Apache Kudu: C++
A column may contain text values, numbers, or even pointers to files in the operating system. [2] Columns typically contain simple types, though some relational database systems allow columns to contain more complex data types, such as whole documents, images, or even video clips. [3] [better source needed] A column can also be called an attribute.
The Document Foundation works with external organisations such as the Apache Foundation to help drive all three products forward. [5] Siag — for Linux, OpenBSD and Apple Mac OS X. A simple old spreadsheet, part of Siag Office. [6] Sheets — for MS Windows, Linux, FreeBSD, Apple Mac OS X and Haiku. Part of the extensive Calligra Suite.
In relational databases, the information schema (information_schema) is an ANSI-standard set of read-only views that provide information about all of the tables, views, columns, and procedures in a database. [1] It can be used as a source of the information that some databases make available through non-standard commands, such as:
A pivot table field list is provided to the user which lists all the column headers present in the data. For instance, if a table represents sales data of a company, it might include Date of sale, Sales person, Item sold, Color of item, Units sold, Per unit price, and Total price. This makes the data more readily accessible.
List of Relational Database Management Systems (Alphabetical Order) Name License 4th Dimension: Proprietary Access Database Engine (formerly known as Jet Database Engine) Proprietary Actian Zen (PSQL) (formerly known as Pervasive PSQL) Proprietary Adabas D: Proprietary Airtable: Proprietary Altibase: Proprietary Amazon Aurora: Proprietary ...
Each column is a tuple consisting of a column name, a value, and a timestamp. [2] In a relational database table, this data would be grouped together within a table with other non-related data. [3] Standard column families are column containers sorted by their names can be referenced and sorted by their row key. [4]
Microsoft Excel has the basic features of all spreadsheets, [7] using a grid of cells arranged in numbered rows and letter-named columns to organize data manipulations like arithmetic operations. It has a battery of supplied functions to answer statistical, engineering, and financial needs.