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  2. Insert (SQL) - Wikipedia

    en.wikipedia.org/wiki/Insert_(SQL)

    Using a SELECT statement after the INSERT statement with a database-specific function that returns the generated primary key for the most recently inserted row. For example, LAST_INSERT_ID() for MySQL. Using a unique combination of elements from the original SQL INSERT in a subsequent SELECT statement.

  3. Skip list - Wikipedia

    en.wikipedia.org/wiki/Skip_list

    A schematic picture of the skip list data structure. Each box with an arrow represents a pointer and a row is a linked list giving a sparse subsequence; the numbered boxes (in yellow) at the bottom represent the ordered data sequence. Searching proceeds downwards from the sparsest subsequence at the top until consecutive elements bracketing the ...

  4. Merge (SQL) - Wikipedia

    en.wikipedia.org/wiki/Merge_(SQL)

    It also supports >REPLACE INTO syntax, [6] which first attempts an insert, and if that fails, deletes the row, if exists, and then inserts the new one. There is also an IGNORE clause for the INSERT statement, [ 7 ] which tells the server to ignore "duplicate key" errors and go on (existing rows will not be inserted or updated, but all new rows ...

  5. Record locking - Wikipedia

    en.wikipedia.org/wiki/Record_locking

    In a SQL database, a record is typically called a "row". The introduction of granular (subset) locks creates the possibility for a situation called deadlock. Deadlock is possible when incremental locking (locking one entity, then locking one or more additional entities) is used. To illustrate, if two bank customers asked two clerks to obtain ...

  6. MySQL - Wikipedia

    en.wikipedia.org/wiki/MySQL

    MySQL (/ ˌ m aɪ ˌ ɛ s ˌ k juː ˈ ɛ l /) [5] is an open-source relational database management system (RDBMS). [5] [6] Its name is a combination of "My", the name of co-founder Michael Widenius's daughter My, [7] and "SQL", the acronym for Structured Query Language.

  7. Heartwarming story of man missing 25 years is darker. He's a ...

    www.aol.com/heartwarming-story-man-missing-25...

    Marcella Nasseri found her missing brother Thomas Manizak through a USA TODAY story after 25 years. New details emerge of his background.

  8. Congress could ban new drones from two Chinese manufacturers

    www.aol.com/news/dji-could-banned-launching...

    WASHINGTON (Reuters) -China-based DJI and Autel Robotics could be banned from selling new drones in the United States market under an annual military bill set to be voted on later this week by the ...

  9. Trump Organization leases brand to 2 new projects in Saudi Arabia

    www.aol.com/trump-organization-leases-brand-2...

    The Trump Organization said Monday it has leased its brand to two new real estate projects in Saudi Arabia just weeks before President-elect Donald Trump returns to the White House. It will ...