Unpivoting Multiple Sets of Columns in SQL Server using CROSS APPLY
Learn how to unpivot data or sets of data with SQL Server queries using CROSS APPLY.
2023-11-24
Learn how to unpivot data or sets of data with SQL Server queries using CROSS APPLY.
2023-11-24
Learn to calculate Start / First of Week, End of Week, Start of Next Week, Year, Quarter, and Month of the week, Week Numbers and more in T-SQL (Jeff Moden)
2022-07-13
22,947 reads
This script converts hierarchical adjacency into nested json rows which contain the recursive "downlines" of each node. The table-valued function treats each row in the original adjacency as the root node in a recursive common table expression.
2019-11-25 (first published: 2019-11-24)
701 reads
This script converts hierarchical adjacency into nested json rows which contain the recursive "downlines" of each node. The table-valued function treats each row in the original adjacency as the root node in a recursive common table expression.
2019-11-12 (first published: 2019-11-08)
1,937 reads
It is possible for a field in a character-delimited text file to contain a list of further-delimited values instead of the customary single value. This article demonstrates how to load such a file into a staging table, then use a CROSS APPLY query to parse the list of values into a related table.
2019-06-07 (first published: 2017-10-30)
12,767 reads
Arshad Ali demonstrates what the APPLY operator is, how it differs from regular JOINs, and what its applications are.
2016-02-17
7,571 reads
2016-01-13
1,477 reads
How to get all actual word from a table,if I pass a jumbled word
2012-09-27 (first published: 2012-09-05)
818 reads
This article would help to solve a strange error dealing with compatibility issue while using CROSS APPLY
2009-08-06
5,847 reads
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Let’s consider the following script that can be executed without any error on both SQL Sever and PostgreSQL. We define the table t1 in which we insert three records:
create table t1 (id int primary key, city varchar(50)); insert into t1 values (1, 'Rome'), (2, 'New York'), (3, NULL);If we execute the following query, how will the records be sorted in both environments?
select city from t1 order by city;See possible answers