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# CHANGELOG - 5.25.1 - 2024-11-25
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*[Added] - Deprecating the old naming convention with com.neo4jh3 and migrating to neo4jh3
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*[Added] - Added new documentation document for the new naming convention.
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*[Added] - Added com.neo4jh3.coverage and com.neo4jh3.coverageString procedures which return a list of hex addresses that fully cover a polygon.
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*[Updated] - Tested through Neo4j 5.25.1
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# CHANGELOG - 5.19.1 - 2024-06-05
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*[Added] - Added two new procedures to read a WKT polygon file and return the Hex Addresss. These are com.neo4jh3.polygonash3 and com.neo4jh3.polygonash3String. These procedures expect the POLYGON in Longitude, Latitude order.
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*[Updated] - Updated Documentation with bug fixes.
Returns a list of HexAddresses (as LONG values) identifying the minimal set of H3 cells that completely cover a shape specified by the ListOuterGeography.
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### Syntax
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CALL com.neo4jh3.coverage( ListOuterGeography, h3_resolution, LatLonOrder ) yield value return value;
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### Arguments
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* ListOuterGeography: A LIST of latitude and longitude values that express a polygon
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* h3_resolution(h3CellIdExpr) and 15 inclusive, specifying the resolution of the children H3 cell IDs.
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* LatLonOrder A STRING that indicates the order of the geometry (latlon or lonlat)
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### Returns
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Returns a list of HexAddresses (as LONG values) identifying the minimal set of H3 cells that completely cover a shape specified by the ListOuterGeography
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### Error conditions
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If h3_resolution is invalid, the function returns -2
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### Example
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call com.neo4jh3.coverage(['-122.481889,37.826683','122.479487,37.808548','-122.481889,37.826683','-122.479487,37.808548','-122.474150,37.808904','-122.476510,37.826935','-122.481889,37.826683'],8,'lonlat') yield value return value;
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call com.neo4jh3.coverage(['-122.481889,37.826683','122.479487,37.808548','-122.481889,37.826683','-122.479487,37.808548','-122.474150,37.808904','-122.476510,37.826935','-122.481889,37.826683'],17,'lonlat') yield value return value;
Returns a list of HexAddresses (as STRING values) identifying the minimal set of H3 cells that completely cover a shape specified by the ListOuterGeography.
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### Syntax
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CALL com.neo4jh3.coverageString( ListOuterGeography, h3_resolution, LatLonOrder ) yield value return value;
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### Arguments
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* ListOuterGeography: A LIST of latitude and longitude values that express a polygon
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* h3_resolution(h3CellIdExpr) and 15 inclusive, specifying the resolution of the children H3 cell IDs.
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* LatLonOrder A STRING that indicates the order of the geometry (latlon or lonlat)
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### Returns
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Returns a list of HexAddresses (as LONG values) identifying the minimal set of H3 cells that completely cover a shape specified by the ListOuterGeography
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### Error conditions
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If h3_resolution is invalid, the function returns -2
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### Example
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call com.neo4jh3.coverageString(['-122.481889,37.826683','122.479487,37.808548','-122.481889,37.826683','-122.479487,37.808548','-122.474150,37.808904','-122.476510,37.826935','-122.481889,37.826683'],8,'lonlat') yield value return value;
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call com.neo4jh3.coverageString(['-122.481889,37.826683','122.479487,37.808548','-122.481889,37.826683','-122.479487,37.808548','-122.474150,37.808904','-122.476510,37.826935','-122.481889,37.826683'],17,'lonlat') yield value return value;
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"-2"
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### Syntax
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CALL com.neo4jh3.gridDisk( h3CellIdExpr, kExpr ) yield value return value;
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