union query 中文意思是什麼
union query
解釋
聯合查詢-
Realities of history and institutional habitudes, the tong in life, however, are also numerous and acute enough to occasion the query as to how this grand union may come about
但基於歷史事實制度的習性諸多「同」之間的矛盾，我們不禁要問，這統一大業將如何完成。 -
Finally, makes good use of distributed database paralleling processing advantage and major recursive forms are single linear recursive forms and single recursive can turn into a union form n chain recursive. it introduces a / v _ chain recursive query algorithms with paralleling processing to show ddb " s insurance
最後，借鑒了分散式數據庫并行處理的優勢和多數遞歸形式是單線性遞歸形式的共識以及單線遞歸都可以轉化為一種共同形式? n鏈遞歸，介紹了演繹數據庫系統遞歸查詢演算法?并行處理的n鏈遞歸查詢演算法，以示ddb的可靠性。 -
The final result set returned by the running query is the union of all result sets generated by the anchor and recursive members
正在運行的查詢返回的最終結果集是定位點成員和遞歸成員生成的所有結果集的並集。 -
If union is involved in the main query, only the last query involving a union operation can have the option clause
如果主查詢中涉及union ，則只有涉及union運算符的最後一個查詢才能有option子句。 -
If all cursor rows come from a single table or view, you can define a cursor that is updatable by changing the query to use in or or clauses, instead of union
如果所有游標行都來自一個表或視圖，則您可以通過將使用union的查詢改為使用in或or子句來定義可更新的游標。 -
The query and view designer provides built - in features for some query types - select, insert results, insert values, update, delete, and make table - and also supports union, full - text search, and case expression queries
查詢和視圖設計器為某些查詢類型（如「選擇」 、 「插入結果」 、 「插入值」 、 「更新」和「生成表」 ）提供了內置的功能，並且還支持union 、全文本搜索和case表達式查詢。 -
To find out all accounts with privileges, you can query each of the system catalog views and combine the results together using the union operator, as shown in
要查明具有特權的所有帳號，可以查詢每個系統編目視圖並使用union操作符將結果組合在一起，如
分享友人