How to link to database with coordinates to a Google Map

Question

I have a huge database with geo-coordinates like -73.9637,40.7683 + a Google Map which shows some part of our world.

Now, how to select all coordinates from my database which fit into the part of the map i can see? (Do i get a range from google? how to work with this range?)

Answer 1

you could use google marker manager

marker manager

Answer 2

You can use map.getBounds() to get the current viewport of your map and do some basic math to search for visible lat/lngs in your database.