Rephrased a sentence and 2 phrases

grammatical and stylistic changes

Stylistic and grammatical changes.

Stylistic and grammatical changes.

Minor grammatical changes.
Changed DESCRIBE to - For example "SELECT" cannot be abbreviated as "SEL" - since DESCRIBE can actually be abbreviated to DESC in TDengine.

Minor grammar updates to SQL > JSON page

Minor grammar edits to SQL > Limits page

Grammar updates to the SQL > Interval page.

Minor grammar and formatting updates to SQL > Functions page

Minor grammar updates to the SQL > Select page

Minor grammar changes to the SQL Insert page

Minor grammar updates to SQL > STable page.

Minor grammar changes to the SQL > Table page.

Minor grammar changes to the SQL > Database page

Minor grammar changes to the SQL data types page.

Minor grammar changes for SQL page.