coalesce operator is used for replacing null values and this now folds on SQL Server-related sources too now. For example, the M query in the previous section that did a semi join on Fruit1 and Fruit2 ...

Semi and anti-joins are two types of join operations used in SQL. The term "semi", meaning half in quantity or value, refers to the fact that a semi-join only returns a subset (or a half) of the ...

Efficient stream processing for un-structured(NoSQL) and structured(SQL) data from various sources is required for the successful implementation of real-time data warehousing. We have done an analysis ...

Efficient stream processing for un-structured(NoSQL) and structured(SQL) data from various sources is required for the successful implementation of real-time data warehousing. We have done an analysis ...