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  2. Database index - Wikipedia

    en.wikipedia.org/wiki/Database_index

    To reduce such index size, some systems allow including non-key fields in the index. Non-key fields are not themselves part of the index ordering but only included at the leaf level, allowing for a covering index with less overall index size. This can be done in SQL with CREATE INDEX my_index ON my_table (id) INCLUDE (name);. [8] [9]

  3. SQLSTATE - Wikipedia

    en.wikipedia.org/wiki/SQLSTATE

    In very early versions of the SQL standard the return code was called SQLCODE and used a different coding schema. The following table lists the standard-conforming values - based on SQL:2011 . [ 1 ] The table's last column shows the part of the standard that defines the row.

  4. SQL - Wikipedia

    en.wikipedia.org/wiki/SQL

    SQL was initially developed at IBM by Donald D. Chamberlin and Raymond F. Boyce after learning about the relational model from Edgar F. Codd [12] in the early 1970s. [13] This version, initially called SEQUEL (Structured English Query Language), was designed to manipulate and retrieve data stored in IBM's original quasirelational database management system, System R, which a group at IBM San ...

  5. pandas (software) - Wikipedia

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

    However, if data is a DataFrame, then data['a'] returns all values in the column(s) named a. To avoid this ambiguity, Pandas supports the syntax data.loc['a'] as an alternative way to filter using the index. Pandas also supports the syntax data.iloc[n], which always takes an integer n and returns the nth value, counting from 0. This allows a ...

  6. Goats with Handsome Hairdos are Giving Everyone Serious Boy ...

    www.aol.com/goats-handsome-hairdos-giving...

    Sadly, we don't think these guys will be putting out a music video anytime soon. But they do have that certain look. In the video that Sarah shared, it shows her Fainting Silky Goats hanging ...

  7. 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]

  8. Golfer beaten to death with clubs on Florida course in ...

    www.aol.com/florida-golfer-beaten-death-clubs...

    Following his arrest on the course Monday, Boucher refused to speak with detectives without an attorney present. Palm Beach County Sheriff's Office records show he was booked into the agency's ...

  9. Target Shares Plunge on Its Holiday Outlook. Should Investors ...

    www.aol.com/target-shares-plunge-holiday-outlook...

    Target (NYSE: TGT) is getting labeled as the Grinch heading into the holiday season, after the retailer saw its shares plunge following poor third-quarter results and subdued guidance for the ...