help.txt

Here is a guide to our query language!
 
Format for query:
 
Standard query use: ->  command operator attribute
Example: ->  sport == Football
Example: ->  championship >= 1
 
Compound query use standard query format seperated by "and"/"or" for each instance of a query
Example: ->  sport == Football and championship >= 1
 
To query all data use *
Example: ->  *
 
COMMANDS:
 
name - the first name of the athlete, format: Name (the first letter is capitalized)
team - the team of the athlete, format: Team Name (the first letter of each word
       is capitalized and words are separated by spaces)
born - the birthday, format: Month Day, Year (the first letter of the 
             month is capitalized, the day and year are both integers separated by a comma)
championship - the amount of championships an athlete has won, format: number(integer)
died - this is an optional data type that only some athletes have because 
             many of the athletes listed are still alive, format: see birth_date
id - this is the unique id that corresponds to the row of the database that the 
     athletes information is saved in, format: number (integer)
sport - the sport of the player, format: Sport (first letter is capitalized)

OPERATORS:

the operators include: "<", "<=", "==", '>', '>=', '!=', 'array-contains', 'array-contains-any', 'in', 'not-in'
All the greater than, less than, and eqal to operators work the same as they do in 
any other form of math. They can compare any attributes. The other operators are 
built in firebase operators and specifications can be found at this 
link: https://firebase.google.com/docs/firestore/query-data/queries .

ATTRIBUTES:

Attributes are specific instances of commands.
- attributes of sport would be Baseball, Basketball, Track and Field, ect. 
- attributes of birth_date and death_date are specific dates. 
- attributes of championship and id are integers
- attributes of team are sports teams such as New York Liberty or Los Angeles Lakers
*** all attributes must be entered in the format specified in the commands section above