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SQL

PL/SQL
  SQL
Transact-sql
1-20 of 693     Previous     Next
Determine Which Version of SQL You Are Running
by Hannes du Preez
Language: SQL, Expertise: Beginner - Check out these two T-SQL methods that determine which version of SQL you are running.
Display the Contents of a Stored Procedure
by Hannes du Preez
Language: SQL, Expertise: Beginner - Learn more about a simple query to show the contents of your Trigger.
Replacing Strings in Your Output
by Hannes du Preez
Language: SQL, Expertise: Beginner - Learn how to replace strings in SQL.
Find Duplicates in Your Table
by Hannes du Preez
Language: SQL, Expertise: Beginner - Use a query similar to this one to find duplicates in your tables.
Handy Function to Test for Email Validity
by Hannes du Preez
Language: SQL, Expertise: Intermediate - Use this nifty function to check the validity of an email address.
Bypassing the Row Values Updated or Deleted Error
by Hannes du Preez
Language: SQL, Expertise: Beginner - See how to bypass this SQL error with a simple query.
Enable SQL Server to Run Stored Procedures at Server Startup
by Hannes du Preez
Language: SQL, Expertise: Intermediate - Learn the two-step process required to run stored procedures at startup.
How to Include All Values in a Date Range
by Hannes du Preez
Language: SQL, Expertise: Beginner - See how to include all values in a date range by using minus 1 second trick.
Access Previous Row Value and Next Row Value
by Hannes du Preez
Language: SQL, Level: Beginner: - Check out a quick way to access information from the previous row or next row from the current row.
Quick Tip for Removing Ambiguity in Database Queries
by Srinath M S
Language: SQL, Expertise: Intermediate - Learn why it's helpful to fully qualify database objects so that there is no place for ambiguity.
How to Check for a NULL Value and an Empty String
by Hannes du Preez
Language: SQL, Expertise: Beginner - This query checks for null values, as well as empty strings, then provides a suitable replacement on either occasion.
Easily Get the Inserted Identity in SQL
by Hannes du Preez
Language: SQL, Expertise: Beginner - See how to easily get the inserted identity in SQL.
Statistics IO and Statistics Time
by Hannes du Preez
Language: SQL, Expertise: Intermediate - Easily figure out the amount of time spent on a query and the reads and writes of the query in question.
Print All Table Column Definitions in an Entire Database
by Hannes du Preez
Language: SQL, Expertise: Intermediate - Learn how to print all column definitions for all the tables in your database.
Finding All Currently Blocked Requests in SQL
by Hannes du Preez
Language: SQL, Expertise: Intermediate - Check out this quick way to find all currently blocked requests in SQL.
Understanding UNION in MySQL
by M S Sridhar
Language: SQL, Expertise: Intermediate - Learn how to identify unique records in MySQL.
Using dm_exec_function_stats in SQL Server 2016
by Hannes du Preez
Language: SQL, Expertise: Intermediate - Check the execution details of a function in SQL.
A Handy Delete Stored Procedure
by Hannes du Preez
Language: SQL, Expertise: Intermediate - Ensure that your data is safe when you make use of Transactions to do any data manipulation with this sample stored procedure.
Identifying all the Index(s) Available on a Table in MySQL
by M S Sridhar
Language: SQL, Expertise: Intermediate - Learn a way to increase performance in MySQL.
Transpose Columns into Rows in SQL
by Hannes du Preez
Language: SQL, Expertise: Intermediate - Learn a different, albeit complicated, way to transpose columns into rows.
1-20 of 693     Previous     Next
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