GMA Records was created in 2003.
no
Windham Hill Records was created in 1976.
Metallica sold more records than the records sold by Prince.
Arista Records ended in 2011.
Records are added in databases using "insert into tablename values(.....,..'...');
Filtering is the process of displaying only a portion of the total records based on matching specific values.
join
A Venn Diagram
inner join
search parameters
That is difficult to answer because it usually varies compared to the guide book values. The link below will take you to a series of free-to-read articles and videos for those new to collecting vinyl records. There is good info on the record (internet) market, evaluating condition and grading your records. That is the most important thing collectors look for, condition.
It is a query that can sum up values and show totals, rather than individual records with their amounts. A query cannot show both the individual values and totals, like in a report or in a spreadsheet, so to find totals they have to be in separate queries to ones that list actual values.
Possible. No records survive to present day. Check Blue book of gun values
A "union declaration" specifies a set of variable values and, optionally, a tag naming the union. The variable values are called "members" of the union and can have different types. Unions are similar to "variant records" in other languages.
A primary key is a field or set of fields with values that are unique throughout a table. Values of the key can be used to refer to entire records, because each record has a different value for the key.
There is an article in the Winchester section of Blue Book of Gun Values that mentions the years of records lost. If not helpful, contact Cody Museum in Cody,Wyoming.