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  2. Insert (SQL) - Wikipedia

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

    A variation is needed when some of the data from the source table is being inserted into the new table, but not the whole record. (Or when the tables' schemas are not the same.) INSERT INTO phone_book2 ( name , number ) SELECT name , number FROM phone_book WHERE name IN ( 'John Doe' , 'Peter Doe' )

  3. Create, read, update and delete - Wikipedia

    en.wikipedia.org/wiki/Create,_read,_update_and...

    CRUD functionality can for example be implemented with document databases, object databases, XML databases, text files, or binary files. Some big data systems do not implement UPDATE, but have only a timestamped INSERT (journaling), storing a completely new version of the object each time.

  4. Help:Creating tables - Wikipedia

    en.wikipedia.org/wiki/Help:Creating_tables

    Here below is a fast way to link the regions and subregions in those columns. For example, after updating the whole table from the source. See example in this sandbox. The following assumes the syntax is a whole table row in one source line starting with a pipe and with double pipe between cells.

  5. 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 ...

  6. Help:Advanced table formatting - Wikipedia

    en.wikipedia.org/wiki/Help:Advanced_table_formatting

    For years in HTML, a table has always forced an implicit line-wrap (or line-break). So, to keep a table within a line, the workaround is to put the whole line into a table, then embed a table within a table, using the outer table to force the whole line to stay together. Consider the following examples: Wikicode (showing table forces line-break)

  7. HTML form - Wikipedia

    en.wikipedia.org/wiki/HTML_form

    The target PHP file then accesses the data passed by the form through PHP's $_POST or $_GET variables, depending on the value of the method attribute used in the form. Here is a basic form handler PHP script that will display the contents of the first_name input field on the page: form.html

  8. Hierarchical and recursive queries in SQL - Wikipedia

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

    Using a CTE inside an INSERT INTO, one can populate a table with data generated from a recursive query; random data generation is possible using this technique without using any procedural statements. [17] Some Databases, like PostgreSQL, support a shorter CREATE RECURSIVE VIEW format which is internally translated into WITH RECURSIVE coding. [18]

  9. MySQLi - Wikipedia

    en.wikipedia.org/wiki/MySQLi

    The metadata describes the columns found in the result set. All metadata sent by MySQL is accessible through the MySQLi interface. The extension performs no or negligible changes to the information it receives. Differences between MySQL server versions are not aligned. Meta data is access through the mysqli_result interface. View more here. [9]