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  2. Bulk insert - Wikipedia

    en.wikipedia.org/wiki/Bulk_insert

    A Bulk insert is a process or method provided by a database management system to load multiple rows of data into a database table. Bulk insert may refer to: Transact-SQL BULK INSERT statement; PL/SQL BULK COLLECT and FORALL statements; MySQL LOAD DATA INFILE statement; PostgreSQL COPY statement

  3. PostgreSQL - Wikipedia

    en.wikipedia.org/wiki/PostgreSQL

    PostgreSQL (/ ˌ p oʊ s t ɡ r ɛ s k j u ˈ ɛ l / POHST-gres-kew-EL) [11] [12] also known as Postgres, is a free and open-source relational database management system (RDBMS) emphasizing extensibility and SQL compliance.

  4. Materialized view - Wikipedia

    en.wikipedia.org/wiki/Materialized_view

    Materialized views that store data based on remote tables were also known as snapshots [5] (deprecated Oracle terminology). In any database management system following the relational model, a view is a virtual table representing the result of a database query. Whenever a query or an update addresses an ordinary view's virtual table, the DBMS ...

  5. Prepared statement - Wikipedia

    en.wikipedia.org/wiki/Prepared_statement

    Major DBMSs, including SQLite, [5] MySQL, [6] Oracle, [7] IBM Db2, [8] Microsoft SQL Server [9] and PostgreSQL [10] support prepared statements. Prepared statements are normally executed through a non-SQL binary protocol for efficiency and protection from SQL injection, but with some DBMSs such as MySQL prepared statements are also available using a SQL syntax for debugging purposes.

  6. Multi-master replication - Wikipedia

    en.wikipedia.org/wiki/Multi-master_replication

    It compares current sequence IDs for the database, calculates revision differences, and makes the necessary changes to the target based on what it found in the history of the source database. Bi-directional replication is the result of merely doing another replication with the source and target values swapped.

  7. Shadow table - Wikipedia

    en.wikipedia.org/wiki/Shadow_table

    The database can send the whole transactions table. The database can send a shadow table that only contains the transactions involving the user that requested his/her transaction history. The second option is usually more favorable because it saves bandwidth and processing power on the user's end. It also keeps others' transaction data secure.

  8. Insert (SQL) - Wikipedia

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

    Database designers that use a surrogate key as the primary key for every table will run into the occasional scenario where they need to automatically retrieve the database-generated primary key from an SQL INSERT statement for use in other SQL statements.

  9. Help:Creating tables - Wikipedia

    en.wikipedia.org/wiki/Help:Creating_tables

    Another way to fix the problem is to copy the table wikitext to a text editor such as freeware NoteTab Light. The following method works for tables with flag templates. In the table wikitext do a mass replace of }}|| to }}^P|. ^P is the NoteTab Light code for a line break. That puts the row header cells on a separate line in the wikitext.