enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Hierarchical and recursive queries in SQL - Wikipedia

    en.wikipedia.org/wiki/Hierarchical_and_recursive...

    A common table expression, or CTE, (in SQL) is a temporary named result set, derived from a simple query and defined within the execution scope of a SELECT, INSERT, UPDATE, or DELETE statement. CTEs can be thought of as alternatives to derived tables , views, and inline user-defined functions.

  3. SQL syntax - Wikipedia

    en.wikipedia.org/wiki/SQL_syntax

    Queries, which retrieve the data based on specific criteria. This is an important element of SQL. Statements, which may have a persistent effect on schemata and data, or may control transactions, program flow, connections, sessions, or diagnostics. SQL statements also include the semicolon (";") statement terminator. Though not required on ...

  4. Nested set model - Wikipedia

    en.wikipedia.org/wiki/Nested_set_model

    The nested set model is a technique for representing nested set collections (also known as trees or hierarchies) in relational databases.. It is based on Nested Intervals, that "are immune to hierarchy reorganization problem, and allow answering ancestor path hierarchical queries algorithmically — without accessing the stored hierarchy relation".

  5. Character large object - Wikipedia

    en.wikipedia.org/wiki/Character_large_object

    It is a collection of character data in a database management system, usually stored in a separate location that is referenced in the table itself. Oracle and IBM Db2 provide a construct explicitly named CLOB, [ 1 ] [ 2 ] and the majority of other database systems support some form of the concept, often labeled as text , memo or long character ...

  6. CTE - Wikipedia

    en.wikipedia.org/wiki/CTE

    Common table expression, a temporary named result set derived from a simple query in SQL; Conditional tail expectation, a valuation of risk management and insurance liability; Chunked transfer encoding, a streaming data transfer mechanism in HTTP

  7. Did De'Vondre Campbell quit on 49ers? NFL world reacts after ...

    www.aol.com/did-devondre-campbell-quit-49ers...

    Once San Francisco 49ers coach Kyle Shanahan said De'Vondre Campbell refused to play in Thursday's loss to the Los Angeles Rams, criticism was swift.

  8. Dog Trainer Explains How to Tell if Your Dog Is Too Cold ...

    www.aol.com/dog-trainer-explains-tell-dog...

    Use a soft tape measure like the ones used for sewing. Measure loosely to give your dog enough room in his costume. Next, measure your dog's chest. Begin at the front legs and measure around the body.

  9. Database schema - Wikipedia

    en.wikipedia.org/wiki/Database_schema

    The database schema is the structure of a database described in a formal language supported typically by a relational database management system (RDBMS). The term " schema " refers to the organization of data as a blueprint of how the database is constructed (divided into database tables in the case of relational databases ).