https://docs.google.com/spreadsheets/d/1agC7fbfCPFMraBXLt8g-a08xRWJ6YVLEjajHQGwS7oI/edit?ts=597f6d1c#gid=0

querys.sql

-- Quantidade de músicas c/ Letras (todos)
SELECT COUNT(*) 
FROM mp3
INNER JOIN artistas as a ON (a.id = mp3.id_artista)
WHERE a.ativo = 1
AND mp3.id_letras IS NOT NULL OR  (mp3.letra IS NOT NULL and mp3.letra != "");


-- Quantidade de músicas c/ Clipes (todos)
SELECT COUNT(*) 
FROM mp3
INNER JOIN artistas as a ON (a.id = mp3.id_artista)
WHERE a.ativo = 1
AND mp3.id_video IS NOT NULL

-- Quantidade de músicas c/ Cifra (todos)
SELECT COUNT(*) 
FROM mp3
INNER JOIN artistas as a ON (a.id = mp3.id_artista)
WHERE a.ativo = 1
AND mp3.id_cifra IS NOT NULL


-- Quantidade de músicas p/ Downloads (todos)
SELECT COUNT(*), mp3.proibir_download
FROM mp3
INNER JOIN artistas as a ON (a.id = mp3.id_artista)
WHERE a.ativo = 1
GROUP BY mp3.proibir_download

-- Quantidade de álbuns (todos)
SELECT COUNT(*)
FROM artistas as a
INNER JOIN discografias as d ON (d.id_artista = a.id)
WHERE a.ativo = 1


-- Quantidade de releases preenchidos (todos)
SELECT COUNT(*)
FROM artistas as a
WHERE a.ativo = 1 and (a.release_txt IS NOT NULL OR a.release_txt != "")

-- Artista com <10 fotos
SELECT COUNT(*)
FROM artistas as a
INNER JOIN fotos f ON (f.id_artista = a.id)
WHERE a.ativo = 1
GROUP BY a.id
HAVING COUNT(*) < 10

-- Artista com >=10 and <30 fotos
SELECT COUNT(*)
FROM artistas as a
INNER JOIN fotos f ON (f.id_artista = a.id)
WHERE a.ativo = 1
GROUP BY a.id
HAVING COUNT(*) >= 10 AND COUNT(*) < 30

-- Artista com >=10 and <30 fotos
SELECT COUNT(*)
FROM artistas as a
INNER JOIN fotos f ON (f.id_artista = a.id)
WHERE a.ativo = 1
GROUP BY a.id
HAVING COUNT(*) >= 30 AND COUNT(*) < 50

-- Quantidade média de shows cadastrados (todos)
SELECT AVG(v.a) 
FROM (
    SELECT COUNT(*) as a
    FROM artistas as a
    LEFT JOIN agenda ag ON (ag.id_artista = a.id)
    WHERE a.ativo = 1
    GROUP BY a.id
  ) as v
  
-- Suspensão do Palco MP3 feita pelo próprio artista/banda
SELECT COUNT(*) 
FROM artistas as a
WHERE a.ativo = -1