The DISTINCT keyword is used to remove duplicate values from a result of a SQL or SPARQL query.
I want to select distinct values from only one column (the BoekingPlaatsId column) with this query: SELECT MAX(BoekingPlaatsId), BewonerId, …
sql sql-server sql-server-2005 distinctI am trying to construct a single SQL statement that returns unique, non-null values from multiple columns all located in …
sql distinct unionI'm a newbie to Apache Spark and was learning basic functionalities. Had a small doubt.Suppose I have an RDD …
apache-spark distinctI need to do a big query, but I only want the latest records. For a single entry I would …
sql postgresql subquery distinct100 million customers click 100 billion times on the pages of a few web sites (let's say 100 websites). And the click stream …
distinct apache-sparkI've got this model: class Visit(models.Model): timestamp = models.DateTimeField(editable=False) ip_address = models.IPAddressField(editable=False) If …
django field distinct django-querysetActionView::Template::Error (PG::Error: ERROR: for SELECT DISTINCT, ORDER BY expressions must appear in select list I'm creating an …
ruby-on-rails ruby ruby-on-rails-3 postgresql distinctElasticsearch documentation suggests* that their piece of code *documentation fixed GET /cars/transactions/_search?search_type=count { "aggs": { "distinct_colors": { "…
elasticsearch distinctI have a L2E query that returns some data that contains duplicate objects. I need to remove those duplicate …
c# entity-framework distinct iequalitycomparer