Sometimes you got business requirments to create new view or dashboard and to do this you need to convert rows to columns. You can transpose them on two ways: using…
When you create tables, you can set a lot of data type attribues like CHARACTER SET, FORMAT, UPPERCASE or (NOT) CASESPECIFIC. CASESPECIFIC attribute specifies case for character data comparisons and…
Data migration between two different database systems always involves the conversion of data types. In this post, I will introduce the concept of data migration and show how to convert…
You will get this error code when try update the target table using multiple records from source. It completely does not matter if you use MERGE or direct UPDATE statement.…
![[SOLVED] Teradata: Error 3854 [SQLState HY000] <your object name> is not a view.](https://bigdata-etl.com/wp-content/uploads/2019/12/Untitled-1-300x180.png)
In this post I will explain why you encountered an error [Error 3854] [SQLState HY000] <your object name> is not a view while executing the DDL query at Teradata, what…
![[SOLVED] Teradata: Error 3504 [SQLState HY000] Selected non-aggregate values must be part of the associated group.](https://bigdata-etl.com/wp-content/uploads/2019/12/john-schnobrich-FlPc9_VocJ4-unsplash_ENG-2-300x200.jpg)
In this post, I will explain why you encountered an error [Error 3504] [SQLState HY000] Selected non-aggregate values must be part of the associated group while executing the SQL query…
In this post I will show you how to install Teradata Express (VMware) version 16.20 on VMware Workstation 15.5.0 Player on the Windows operating system. A few words about technologies…
Oracle SQL Developer provides the feature to connect to many databases, including to Teradata, Microsoft SQL Server, IBM DB2, Sybase, MySQL and even Microsoft Access. All you need is the…
![[SOLVED] Teradata: Error 3653 [SQLState 21S02] All select-lists do not contain the same number of expressions.](https://bigdata-etl.com/wp-content/uploads/2019/10/blake-connally-B3l0g6HLxr8-unsplash-300x200.jpg)
In this post, I will explain why you encountered the error message [Error 3653] [SQLState 21S02] All select-lists do not contain the same number of expressions, also known as Failed…
![[SOLVED] Teradata: Error 3807 [SQLState 42s02] Object ‘XYZ’ does not exists.](https://bigdata-etl.com/wp-content/uploads/2019/10/emile-perron-xrVDYZRGdw4-unsplash_small-300x169.png)
In Teradata we can encounter an error [Error 3807] [SQLState 42s02] Object 'XYZ' does not exists or Failed [3807: 42s02] Object 'XYZ' does not exists, where 'XYZ' is the name…
