enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Truncate (SQL) - Wikipedia

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

    In SQL, the TRUNCATE TABLE statement is a data manipulation language (DML) [1] operation that deletes all rows of a table without causing a triggered action. The result of this operation quickly removes all data from a table , typically bypassing a number of integrity enforcing mechanisms.

  3. List of SQL reserved words - Wikipedia

    en.wikipedia.org/wiki/List_of_SQL_reserved_words

    Reserved words in SQL and related products In SQL:2023 [3] In IBM Db2 13 [4] In Mimer SQL 11.0 [5] In MySQL 8.0 [6] In Oracle Database 23c [7] In PostgreSQL 16 [1] In Microsoft SQL Server 2022 [2]

  4. Database normalization - Wikipedia

    en.wikipedia.org/wiki/Database_normalization

    If a table in 5NF has one primary key column and N attributes, representing the same information in 6NF will require N tables; multi-field updates to a single conceptual record will require updates to multiple tables; and inserts and deletes will similarly require operations across multiple tables.

  5. SQLSTATE - Wikipedia

    en.wikipedia.org/wiki/SQLSTATE

    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. If it is empty, the definition originates from part 2 Foundation .

  6. Full table scan - Wikipedia

    en.wikipedia.org/wiki/Full_table_scan

    When table is less than 2 percent of database block buffer, the full scan table is quicker. Cons: Full table scan occurs when there is no index or index is not being used by SQL. And the result of full scan table is usually slower that index table scan. The situation is that: the larger the table, the slower of the data returns.

  7. Spam and Trash folders are regularly deleted in AOL Mail

    help.aol.com/articles/spam-and-trash-folders-are...

    By default, both the Trash and Spam folders empty automatically to keep your account tidy. These settings are set systemically and can't be changed. • Trash deletion frequency - Trash is deleted after 7 days. • Spam deletion frequency - Spam is deleted after 30 days.

  8. Comparison of database administration tools - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_database...

    The following tables compare general and technical information for a number of available database administration tools. Please see individual product articles for further information. This article is neither all-inclusive nor necessarily up to date. Systems listed on a light purple background are no longer in active development.

  9. Empty Mailbox in AOL Mail

    help.aol.com/articles/empty-mailbox-in-aol-mail

    • Subscribe to Extended AOL Mail - Rest easy knowing that all your emails, along with the files and photos attached to them, will not be purged from your email account due to inactivity*. With Extended AOL Mail , you can sign up for just $1/month (billed annually) and never worry about having to log back into your AOL account again.