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  2. Insert (SQL) - Wikipedia

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

    An INSERT statement can also be used to retrieve data from other tables, modify it if necessary and insert it directly into the table. All this is done in a single SQL statement that does not involve any intermediary processing in the client application. A subselect is used instead of the VALUES clause. The subselect can contain joins, function ...

  3. 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 ...

  4. SQL syntax - Wikipedia

    en.wikipedia.org/wiki/SQL_syntax

    Each column in an SQL table declares the type(s) that column may contain. ANSI SQL includes the following data types. [14] Character strings and national character strings. CHARACTER(n) (or CHAR(n)): fixed-width n-character string, padded with spaces as needed; CHARACTER VARYING(n) (or VARCHAR(n)): variable-width string with a maximum size of n ...

  5. Database trigger - Wikipedia

    en.wikipedia.org/wiki/Database_trigger

    Before Insert; The four main types of triggers are: Row-level trigger: This gets executed before or after any column value of a row changes. Column-level trigger: This gets executed before or after the specified column changes. For each row type: This trigger gets executed once for each row of the result set affected by an insert/update/delete.

  6. 11 benefits of chia seeds from gut health to weight loss - AOL

    www.aol.com/finance/11-benefits-chia-seeds-gut...

    The key to a long life is avoiding the 'poisonous 5 P's,' says one of the world's top anti-aging experts. It's not 8 glasses a day anymore. Here's how much water you should drink each day.

  7. If you’re finding your teenage dog difficult, here’s what an ...

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    The teenage stage isn’t easy for anyone, whether you’re the teen or the parent. And that’s not only true when it comes to human teenagers, but canine ones, too.

  8. Harden passes Allen for No. 2 spot on NBA's 3-point list ...

    www.aol.com/harden-passes-allen-no-2-043325680.html

    James Harden moved into second place on the NBA's career 3-point list and had 20 points and 11 assists to help the Los Angeles Clippers beat the Utah Jazz 116-105 on Sunday night to end a three ...

  9. Join (SQL) - Wikipedia

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

    A natural join is a type of equi-join where the join predicate arises implicitly by comparing all columns in both tables that have the same column-names in the joined tables. The resulting joined table contains only one column for each pair of equally named columns. In the case that no columns with the same names are found, the result is a ...

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