Posts

Showing posts with the label Query all attributes of every Japanese city in the CITY table. The COUNTRYCODE for Japan is JPN.

Query all attributes of every Japanese city in the CITY table. The COUNTRYCODE for Japan is JPN.

Image
  The  CITY  table is described as follows: THEORY: When working with relational databases, we often need to extract specific data based on certain conditions. In this case, we're working with a table named CITY , which contains data about various cities around the world. ✅ Objective Retrieve all attributes (columns) of every city in Japan , where the COUNTRYCODE is 'JPN' . ๐Ÿ“‹ Understanding the Table Structure The CITY table might typically look like this: ID Name CountryCode District      Population 1      Tokyo                   JPN Tokyo      9000000 2      Osaka        JPN Osaka      2700000 3      New York        USA New York      8000000 ๐Ÿ› ️ Key Concepts SELECT * : This is used to select all columns from a table. WHERE clause : Used to filter records based...