This script finds auto created statistics that duplicate existing stats generated by indexes, and may help to speed up your statistics maintenance. Copy the results from the DropScript column to a new SSMS tab and execute.
2020-02-21
8 reads
This function returns a 3 year calendar based on a 4-5-4/5-4-4/4-4-5 calendar, also known as a 52/53 week calendar. The basis of this calendar function was derived from the NRF retail calendar published at https://nrf.com/resources/4-5-4-calendar and the Wikipedia article published at https://en.wikipedia.org/wiki/4%E2%80%934%E2%80%935_calendar. The calendar function requires 2 helper functions. The helper functions were derived from […]
2020-02-19
22 reads
Dropping database in RDS follows different method than dropping the database in local SQL Server. Below is the command to DROP the database in Amazon RDS EXECUTE msdb.dbo.rds_drop_database N'demodb' GO However when the SQL Server is configured with Multi-zone mirroring, then you need to set the partner to OFF and drop all active connections and […]
2020-01-17
94 reads
2019-12-20 (first published: 2019-12-10)
1,144 reads
T-SQL script to purge all the tables including foreign key references. The script has been made smart enough to use TRUNCATE wherever there is no foreign key reference and to use DELETE wherever there is foreign key reference.
2019-12-10
1,092 reads
An alternative for Microsoft's STRING_SPLIT function that will work on SQL Server 2012 and higher.
2019-12-05 (first published: 2019-02-28)
1,085 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.
2019-11-24
185 reads
I am teaching a database class at Queens College. The project entails the truncation of all of the data and loading new data into the existing database "BIClass" from a single of the flattened data. One of the tasks of the project was to add these three additional columns to each of the tables (AlterTableAddColumnsUserAuthorizationKeyAndTwoTimeStamps): […]
2019-11-18 (first published: 2019-11-10)
677 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)
538 reads
T-SQL query to return the latest available database backup chain (Full, Differential and Log) of individual databases along with their backup size and compressed size.
2019-11-08 (first published: 2019-10-30)
671 reads
By Will Assaf
Had the pleasure of presenting to Dr. Ghassan Alkadi and a full house at...
By Cludio-Silva
Disclaimer: The title is my assumption because I saw it in the past happening...
By DesertDBA
This is not a post about the “optimize for ad hoc workloads” setting on...
Hi, I have the following Episode table example: Where DischDate = "2020-02-20" means - client hasn't...
I inherited this script that has a cursor and I know this query can...
Dear Team, This is Naveen, Hope all are doing well. I need emergency help...
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