An SQL query may be denoted as strings or objects castable to strings. Arrays of SQL queries are also acceptable and can be used to compare series of queries. For the purposes of the comparison, array ...

4. “Join the array into a single text string with a strategic delimiter.” The Select step has reduced the stored procedure to a few select columns, but the data is still a table. In order to turn the ...

MySQL returns flat objects. We want to nest joined objects. Let's say we have courses table, each course belongs to a department and has various course sections. We would like to have a resulting ...