CREATE TABLE wedding (Church_ID NUMBER, Male_ID NUMBER, Female_ID NUMBER, Year NUMBER)
CREATE TABLE people (People_ID NUMBER, Name CLOB, Country CLOB, Is_Male CLOB, Age NUMBER)
CREATE TABLE church (Church_ID NUMBER, Name CLOB, Organized_by CLOB, Open_Date NUMBER, Continuation_of CLOB)

Visualize a line chart that bins the open date into the Year interval and counts them, and could you sort X-axis in descending order?
SELECT Open_Date, COUNT(Open_Date) FROM church ORDER BY Open_Date DESC
SELECT "Open_Date", COUNT("Open_Date") FROM "church" ORDER BY "Open_Date" DESC