I want to get items from one container that don\'t exist in another. One container is IEnumerable, and another is an entity in DB. For example
I am trying to understand 开发者_如何学Cjoins and im a bit confused. I know how to join tables using
I have two table like开发者_如何学JAVA below CREATE TABLE IF NOT EXISTS `countries` ( `id` int(11) NOT NULL AUTO_INCREMENT,
I\'m trying to write ObjectQuery with few consistent GroupJoin, it means that there should be one main table selection + few additional LEFT JOIN. I\'m doing it as following, with SelectMany method, b
I\'m trying to get some aggregate values from different tables, but my problem is that they\'re being returned incorrectly, i.e. as multiplications of each other.
I\'ve got this query so far: if(!empty($_SESSION[\'s_property_region\'])) { $sqlWHERE .= \" AND $wpdb->postmeta.meta_key = \'property_region\' AND $wpdb->postmeta.meta_value = \'\".$_SESSION[\'s_pro
I have been开发者_高级运维 trying to wrap my head around this issue but I am not making much progress.My goal is to do a left join between two tables with criteria for the right table.I would like to
how can i implement left outer join in following code: var showmenu = from pag in pagerepository.GetAllPages()
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I\'m having an issue with cakePHP pagination, specifically 开发者_如何学Pythonwhen I do a left join. There are 6 rows returned, and with a pagination limit of 3, it should calculate 2 pages, but it ca
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