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php Programming Glossary: cartesianHow can an SQL query return data from multiple tables http://stackoverflow.com/questions/12475850/how-can-an-sql-query-return-data-from-multiple-tables joined tables. If this wasn't done the result is called a cartesian join which is dba speak for bad. A cartesian join is one where.. is called a cartesian join which is dba speak for bad. A cartesian join is one where rows are returned because the information.. the rows that fit the criteria. So to give an example of a cartesian join lets run the following query select a.ID b.model from cars..
Would cartesian product be the best approach for this http://stackoverflow.com/questions/13282688/would-cartesian-product-be-the-best-approach-for-this cartesian product be the best approach for this Related Questions Matrix.. answers suggested something along the lines of using the cartesian product. Would that be the best method for finding the results..
http://stackoverflow.com/questions/13531987/matrix-combination-logic way to determine the outcome of test matrix Would cartesian product be the best approach for this Here is the problem I..
Merge multiple Array() depending loop and number [duplicate] http://stackoverflow.com/questions/16377935/merge-multiple-array-depending-loop-and-number into one multidimesional array 2 answers Finding cartesian product with PHP associative arrays 6 answers I want to..
PHP 2D Array output all combinations http://stackoverflow.com/questions/2516599/php-2d-array-output-all-combinations array share improve this question this is called cartesian product php man page on arrays http php.net manual en ref.array.php.. in comments . and here's yet another one function array_cartesian _ func_get_args if count _ 0 return array array a array_shift.. c as p r array_merge array v p return r cross array_cartesian array 'apples' 'pears' 'oranges' array 'steve' 'bob' print_r..
How to combine results from multiple tables with different columns? http://stackoverflow.com/questions/4027212/how-to-combine-results-from-multiple-tables-with-different-columns query for each table Clarification I'm not looking for a cartesian product. I don't want a row for every combination of beard and..
Finding cartesian product with PHP associative arrays http://stackoverflow.com/questions/6311779/finding-cartesian-product-with-php-associative-arrays cartesian product with PHP associative arrays Say that I have an array.. location Array 0 Vancouver 1 Calgary How can I find the cartesian product while preserving the keys of the outer associative array.. Vancouver ...etc. I've looked up quite a number of cartesian product algorithms but I'm getting stuck on the specifics of..
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