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  2. Database trigger - Wikipedia

    en.wikipedia.org/wiki/Database_trigger

    Before trigger is for checking data and deciding if operation should be permitted. If exception is thrown from before trigger then operation is aborted and no data are changed. In DB2 before triggers are read only — you can't modify data in before triggers. After triggers are designed for post processing after requested change was performed.

  3. Delete (SQL) - Wikipedia

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

    DELETE requires a shared table lock; Triggers fire; DELETE can be used in the case of: database link; DELETE returns the number of records deleted; Transaction log - DELETE needs to read records, check constraints, update block, update indexes, and generate redo / undo. All of this takes time, hence it takes time much longer than with TRUNCATE

  4. Log trigger - Wikipedia

    en.wikipedia.org/wiki/Log_trigger

    A trigger cannot be attached to more than one operation (INSERT, DELETE, UPDATE), so a trigger must be created for each operation. The old and new values are exposed as fields of a record data structures. The names of these records can be defined, in this example they are named as O for old values and N for new values.

  5. Carter’s funeral captures the American story at a fraught ...

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    A prolonged, jovial exchange between the bitter enemies encapsulated the compelling theater of the state funeral for former President Jimmy Carter — 11 days before the 45th president is ...

  6. Wendy’s is selling cheeseburgers for 25 cents: How to snag ...

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    Wendy's is selling Dave's Single burger for just 25 cents via Grubhub. The fast-food chain is also offering a new 2 for $7 deal until the beginning of March.

  7. 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.

  8. How to retire on less than $1 million and never run out of money

    www.aol.com/finance/retire-less-1-million-never...

    Before you retire you’ll want to think about a detailed budget to gauge what your annual spending may look like once you’re no longer working. Here are a few items to consider. Here are a few ...

  9. 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 ...