It’s sometimes difficult to know which SQL syntax to use when combining data that spans multiple tables. SQL provides several different statements for performing this type of task; knowing which ...

List all SQLite databases. To prove the database is indeed created, you can look for the todo.db file in the current folder, or simply issue the following command:. sqlite>.databases main: ...

A few years ago, teams had to write SQL queries and code to extract useful information from large swathes of data. Today, all they have to do is type in a question.

Here is a list of common wait types and techniques that every DBA (or wannabe DBA) should know. While there are many more wait types than listed here, understanding these will give you a leg up when ...

Also in the With clause, I define the data types for those columns which, among other benefits, allows me to convert the string-value date in the object into a genuine SQL Server date. This SQL ...

It is a good practice to actively monitor the database objects in the system catalog and delete obsolete objects. For example, in DB2 for z/OS, IBM delivers sample tables with every new version. The ...

You can create a new SAS, DB2, or other database management system table from your output; see Creating New Tables for details. You can save the SQL query to a catalog entry of type SQL. You can save ...

To learn more about SQL data types, ... SQL92 outlines various operators that can be used on datetime and interval data types. Review Table A below to find possible combinations and the data types ...