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Query Metrics

SELECT ResellerID FROM Customer WHERE ID = ?

[
  null
]

SELECT
  ResellerID
FROM
  Customer
WHERE
  ID = ?

SELECT ResellerID FROM Customer WHERE ID = NULL;

SELECT * FROM Reseller r WHERE CustomerID = ?

[
  null
]

SELECT
  *
FROM
  Reseller r
WHERE
  CustomerID = ?

SELECT * FROM Reseller r WHERE CustomerID = NULL;

SELECT Region FROM ResellerRegion WHERE Country = ? ORDER BY Region ASC

[
  "Namibia"
]

SELECT
  Region
FROM
  ResellerRegion
WHERE
  Country = ?
ORDER BY
  Region ASC

SELECT Region FROM ResellerRegion WHERE Country = 'Namibia' ORDER BY Region ASC;

SELECT * FROM Customer WHERE ID = ?

[
  false
]

SELECT
  *
FROM
  Customer
WHERE
  ID = ?

SELECT * FROM Customer WHERE ID = 0;

SELECT Country FROM ResellerRegion GROUP BY Country

[]

SELECT
  Country
FROM
  ResellerRegion
GROUP BY
  Country

SELECT Country FROM ResellerRegion GROUP BY Country;