Here you can use one JOIN query instead of multiple queries. So you can use a large database to search, filter, organize, and more. 31. State the difference between the RIGHT JOIN and the LEFT JOIN. Both RIGHT JOIN and LEFT JOIN do the same thing: they return the result of a query...
1 What is the default join in SQL? Give an example query? 1 Describe all the joins with examples in SQL? 1 What is Union and Union All ? Explain the differences? SQL ServerWhat is a database?A database is described as an organized way of collection of DATA. It is the collection...
With PolyBase, you can create an external table in SQL Server. An external table is a connection to an external system and a dataset hosted there. Once created, clients can submit queries to the external table in exactly the same way they would to internal tables. JOIN queries can integrate...
One of the trickiest things about learning SQL is mastering how various JOIN statements differ in the ways they combine data from multiple data tables. There are three types of joins: inner, outer, and cross. SQL Q&A: SQL Server Express, Encrypting Data, and More ...
The following table lists these properties with the corresponding OLE DB property name in parentheses. Expand table Property NameDescription Query Based Updates/Deletes/Inserts (KAGPROP_QUERYBASEDUPDATES) Indicates whether updates, deletions, and insertions can be performed by using SQL queries. ODBC ...
but sometimes you actually want to allow all instances to have an equal share of the CPU, not a share based on how much work they have to get done. Think about a server with one instance running a decision support system (DSS) with a few very complex long-running queries, and another...
Complex SQL Queries Following are some very important Complex SQL Queries Examples with answers. I have tried to explain each and every query in detail so that everyone will get idea of how it is executed step-by-step. In SQL and PL SQL interviews we require to know the key and important...
within the system. In addition, you can save this frequency information to a table. Also, you can designate ObjectID as a featured data column, which will be quicker than using the text field for analysis purposes. Then you can determine, with simple queries, the answers to such questions ...
The index must not be created with the IGNORE_DUP_KEY option enabled. Examples The examples in this section illustrate the use of indexed views with two major groups of queries: aggregations and joins. They also demonstrate the conditions used by the query optimizer when determining if an indexe...
Top Sql Server Interview questions and their answers with examples (Part 3) Hi friends, Here we will look into various Interview questions which are common and frequently asked in Interviews. Hope it benefits for freshers and exper