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2012年 7月 31日 (火) 14:54:31 JST
HAYASHI Kentaro 2012-07-31 14:54:31 +0900 (Tue, 31 Jul 2012) New Revision: 54e3c26aa2e232422153ad4d85300e124192caa1 https://github.com/groonga/groonga/commit/54e3c26aa2e232422153ad4d85300e124192caa1 Log: doc: fix markup for "make update-examples" command Modified files: doc/source/reference/functions/geo_distance.txt Modified: doc/source/reference/functions/geo_distance.txt (+54 -3) =================================================================== --- doc/source/reference/functions/geo_distance.txt 2012-07-30 14:40:59 +0900 (16b6a4e) +++ doc/source/reference/functions/geo_distance.txt 2012-07-31 14:54:31 +0900 (5415bef) @@ -2,6 +2,10 @@ .. highlightlang:: none +.. groonga-command +.. database: geo_distance + + geo_distance ============ @@ -56,8 +60,34 @@ Using the column value of location Here are a schema definition of ``Stations`` table and sample data to show usage. +:: + + table_create Stations TABLE_HASH_KEY ShortText + column_create Stations location COLUMN_SCALAR WGS84GeoPoint + load --table Stations + [ + { + "_key", "location" + }, + { + "Tokyo", "128452975x503157902" + }, + ] + .. groonga-command .. include:: ../../example/reference/functions/geo_distance_setup_location.log +.. table_create Stations TABLE_HASH_KEY ShortText +.. column_create Stations location COLUMN_SCALAR WGS84GeoPoint +.. load --table Stations +.. [ +.. { +.. "_key", "location" +.. }, +.. { +.. "Tokyo", "128452975x503157902" +.. }, +.. ] + This execution example creates a table named ``Stations`` which has one column named ``location``. ``location`` column stores the value of coordinate. @@ -65,6 +95,7 @@ The coordinate of Tokyo is stored as sample data. .. groonga-command .. include:: ../../example/reference/functions/geo_distance_location_rectangle.log +.. select Stations --output_columns _score --filter 1 --scorer '_score = geo_distance(location, "155047000x508862800", "rectangle")' This sample shows that ``geo_distance`` use the value of ``location`` column and the value of coordinate to calculate distance. @@ -78,14 +109,35 @@ Using the explicitly specified value of location Here are a schema definition of ``Geo`` table and sample data to show usage. +:: + + table_create Geo TABLE_HASH_KEY ShortText + column_create Geo distance COLUMN_SCALAR Int32 + load --table Geo + [ + { + "_key": "the record for geo_distance() result" + } + ] + + .. groonga-command .. include:: ../../example/reference/functions/geo_distance_setup_distance.log +.. table_create Geo TABLE_HASH_KEY ShortText +.. column_create Geo distance COLUMN_SCALAR Int32 +.. load --table Geo +.. [ +.. { +.. "_key": "the record for geo_distance() result" +.. } +.. ] This execution example creates a table named ``Geo`` which has one column named ``distance``. ``distance`` column stores the value of distance. .. groonga-command .. include:: ../../example/reference/functions/geo_distance_distance_rectangle.log +.. select Geo --output_columns distance --scorer 'distance = geo_distance("128452975x503157902", "155047000x508862800", "rectangle")' This sample shows that ``geo_distance`` use the coordinate of Tokyo and the coordinate of Sapporo to calculate distance. @@ -165,12 +217,10 @@ You can also specify ``rect`` as abbrev expression. Here is a sample about calculating the value of distance with column value. -.. groonga-command .. include:: ../../example/reference/functions/geo_distance_location_rectangle.log Here is a sample about calculating the value of distance with explicitly specified point. -.. groonga-command .. include:: ../../example/reference/functions/geo_distance_distance_rectangle.log .. note:: @@ -187,7 +237,6 @@ Here is a sample about calculating the value of distance with explicitly specifi returns 0 as the value of distance. - ``sphere`` ............... @@ -203,6 +252,7 @@ Here is a sample about calculating the value of distance with column value. .. groonga-command .. include:: ../../example/reference/functions/geo_distance_location_sphere.log +.. select Stations --output_columns _score --filter 1 --scorer '_score = geo_distance(location, "155047000x508862800", "sphere")' ``ellipsoid`` ............... @@ -220,6 +270,7 @@ Here is a sample about calculating the value of distance with column value. .. groonga-command .. include:: ../../example/reference/functions/geo_distance_location_ellipsoid.log +.. select Stations --output_columns _score --filter 1 --scorer '_score = geo_distance(location, "155047000x508862800", "ellipsoid")' Return value ------------ -------------- next part -------------- HTML$B$NE:IU%U%!%$%k$rJ]4I$7$^$7$?(B...下载
