Running Applications in Docker, Part 2: Table Joins in PostgreSQL. Tom demos table joins, ... it is combined with the information from the personal information table. In SQL ... called a "join." I do ...

You can even load other Postgres extensions and use them with Steampipe tables. Postgres’s built-in tablefunc extension, for example, can do crosstabs, in SQL, with spreadsheet data from ...

But, that's an awful lot of work if you just want to drop a column from a table. These examples should be enough SQL to give you a picture of how the three compare to each other. SQLite Output. When ...