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INSERT INTO phone_book (name, number) VALUES ('John Doe', '555-1212'); Shorthand may also be used, taking advantage of the order of the columns when the table was created. It is not required to specify all columns in the table since any other columns will take their default value or remain null :
There is also an IGNORE clause for the INSERT statement, [7] which tells the server to ignore "duplicate key" errors and go on (existing rows will not be inserted or updated, but all new rows will be inserted). SQLite's INSERT OR REPLACE INTO works similarly. It also supports REPLACE INTO as an alias for compatibility with MySQL. [8]
Implementations offering policy-based operation can give users the ability to defer optimization on "active" files, or to process files based on type and location. One potential drawback is that duplicate data may be unnecessarily stored for a short time, which can be problematic if the system is nearing full capacity.
The first and last nodes of a doubly linked list for all practical applications are immediately accessible (i.e., accessible without traversal, and usually called head and tail) and therefore allow traversal of the list from the beginning or end of the list, respectively: e.g., traversing the list from beginning to end, or from end to beginning, in a search of the list for a node with specific ...
In computer programming, duplicate code is a sequence of source code that occurs more than once, either within a program or across different programs owned or maintained by the same entity. Duplicate code is generally considered undesirable for a number of reasons. [ 1 ]
The official Internet Assigned Numbers Authority lists csUTF8 as the only alias, [75] which is rarely used. In some locales UTF-8N means UTF-8 without a byte-order mark (BOM), and in this case UTF-8 may imply there is a BOM. [76] [77] In Windows, UTF-8 is codepage 65001 [78] with the symbolic name CP_UTF8 in source code.
Except where stated, the list of INS numbers and associated food additives is based on the most recent publication of the Codex Alimentarius, [2] Class Names and the International Numbering System for Food Additives, first published in 1989, with revisions in 2008 and 2011. E number and American approval flags are derived from other sources.
in my youth i was stupid enough to get into trouble with the law in northern ireland. i was 16 and got sentenced for a number of crimes. most of these are now spent as i am now 27 and have kept my nose clean but there is 1 that is still haunting me. it was a three year sentence i got back in 1995, i know that usually a sentence of more than 2 1 ...