TokyoTyrantQuery::count
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TokyoTyrantQuery::count — Counts records
Description
public int TokyoTyrantQuery::count
( void
)
Returns a count of how many records a query returns.
Parameters
This function has no parameters.
Return Values
Returns a count of matching rows and throws TokyoTyrantException on error
Examples
Example #1 TokyoTyrantQuery::count() example
<?php
/* Connect to a table database */
$tt = new TokyoTyrantTable("localhost", 1979);
/* Add rows */
$tt->put(null, array("column1" => "some data", "column2" => "something here"));
$tt->put(null, array("column1" => "more data", "column2" => "best data this far"));
$tt->put(null, array("column1" => "again data", "column3" => "not here"));
$tt->put(null, array("column45" => "random data", "column2" => "something along the lines"));
$tt->put(null, array("column21" => "test data", "column2" => "generating.."));
$tt->put(null, array("column1" => "foobar data", "column2" => "value here"));
/* Get a new query object */
$query = $tt->getQuery();
/* Add a search condition */
$query->addCond("column2", TokyoTyrant::RDBQC_STROR, "something");
/* Count the results */
var_dump($query->count());
?>
The above example will output:
int(2)
See Also
- TokyoTyrantQuery::out() - Removes records based on query
- TokyoTyrantQuery::search() - Searches records
- TokyoTyrantQuery::metaSearch() - Retrieve records with multiple queries
- PHP Руководство
- Функции по категориям
- Индекс функций
- Справочник функций
- Расширения для работы с базами данных
- Расширения для работы с базами данных отдельных производителей
- tokyo_tyrant
- Функция TokyoTyrantQuery::addCond() - Adds a condition to the query
- Функция TokyoTyrantQuery::__construct() - Construct a new query
- Функция TokyoTyrantQuery::count() - Counts records
- Функция TokyoTyrantQuery::current() - Returns the current element
- Функция TokyoTyrantQuery::hint() - Get the hint string of the query
- Функция TokyoTyrantQuery::key() - Returns the current key
- Функция TokyoTyrantQuery::metaSearch() - Retrieve records with multiple queries
- Функция TokyoTyrantQuery::next() - Moves the iterator to next entry
- Функция TokyoTyrantQuery::out() - Removes records based on query
- Функция TokyoTyrantQuery::rewind() - Rewinds the iterator
- Функция TokyoTyrantQuery::search() - Searches records
- Функция TokyoTyrantQuery::setLimit() - Limit results
- Функция TokyoTyrantQuery::setOrder() - Orders results
- Функция TokyoTyrantQuery::valid() - Checks the validity of current item
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