cartodb/lib/sql/doc/CDB_XYZ_Resolution.md

Return pixel resolution of tiles at a given zoom level

Using the function

Take a common tile with zoom, z=2,

To determine the resolution of these pixels,

SELECT CDB_XYZ_Resolution(2)
--- Returns a float, 39135.7587890625

Arguments

CDB_XYZ_Resolution(z)

• z integer