Importing OSM into MongoDB
{
'_id': 'w4442243',
'name' : 'Brondesbury Road',
'tags': {
'highway': 'secondary',
'ref' : 'B451',
'source_ref' : 'OS OpenData StreetView',
}
}
db.poi.createIndex( { "tags.amenity" : 1 } );
db.poi.createIndex( { "tags.highway" : 1 } );
db.poi.createIndex( { "tags.ref" : 1 } );
db.poi.createIndex( { "tags.???" : 1 } );
Lots of indexes make things slow
Limited to 64 indexes