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データ接続と統合Pipeline Builder Expressionsジオメトリ配列（単項）結合

注: 以下の翻訳の正確性は検証されていません。AIPを利用して英語版の原文から機械的に翻訳されたものです。

ジオメトリ配列 (単項) 結合

サポートされている環境: バッチ、ストリーミング

ジオメトリの配列が与えられた場合、これらを重複なしで結合して1つのジオメトリにします。

式カテゴリ: ジオスペーシャル

引数

  • 式 - 結合するジオメトリの配列。
    Expression<Array<T>>

型変数の制約: Tはジオメトリを受け入れます

出力型: T

例

例 1: 基本ケース

引数値:

  • 式: geometries
geometries出力
[ {"type":"Polygon","coordinates":[[[0.0,0.0],[0.0,1.0],[1.0,1.0],[1.0,0.0],[0.0,0.0]]]}, {"type":"Polygon","coordinates":[[[0.5,0.0],[1.5,0.0],[1.5,1.0],[0.5,1.0],[0.5,0.0]]]} ]{"type":"Polygon","coordinates":[[[0.0,0.0],[0.0,1.0],[0.5,1.0],[1.0,1.0],[1.5,1.0],[1.5,0.0],[1.0,0.0],[0.5,0.0],[0.0,0.0]]]}
[ ]null
nullnull

例 2: 基本ケース

引数値:

  • 式: geometries
geometries出力
[ {"type":"Polygon","coordinates":[[[0.0,0.0],[0.0,1.0],[1.0,1.0],[1.0,0.0],[0.0,0.0]]]}, {"type":"P...{"type":"Polygon","coordinates":[[[0.0,0.0],[0.0,1.0],[1.0,1.0],[1.0,0.0],[0.0,0.0]]]}

例 3: 基本ケース

引数値:

  • 式: geometries
geometries出力
[ {"type":"Polygon","coordinates":[[[0.0,0.0],[0.0,1.0],[1.0,1.0],[1.0,0.0],[0.0,0.0]]]}, {"type":"Polygon","coordinates":[[[5.0,5.0],[5.0,6.0],[6.0,6.0],[6.0,5.0],[5.0,5.0]]]} ]{"type":"MultiPolygon","coordinates":[[[[0.0,0.0],[0.0,1.0],[1.0,1.0],[1.0,0.0],[0.0,0.0]]],[[[5.0,5.0],[5.0,6.0],[6.0,6.0],[6.0,5.0],[5.0,5.0]]]]}

例 4: 基本ケース

引数値:

  • 式: geometries
geometries出力
[ {"type":"Polygon","coordinates":[[[0.0,0.0],[0.0,1.0],[1.0,1.0],[1.0,0.0],[0.0,0.0]]]}, {"type":"Polygon","coordinates":[[[1.0,0.0],[1.0,1.0],[2.0,1.0],[2.0,0.0],[1.0,0.0]]]} ]{"type":"Polygon","coordinates":[[[0.0,0.0],[0.0,1.0],[1.0,1.0],[2.0,1.0],[2.0,0.0],[1.0,0.0],[0.0,0.0]]]}

例 5: 基本ケース

引数値:

  • 式: geometries
geometries出力
[ {"type":"LineString","coordinates":[[0.0,0.0],[1.0,0.0]]}, {"type":"Polygon","coordinates":[[[1.0,0.0],[1.0,1.0],[2.0,1.0],[2.0,0.0],[1.0,0.0]]]} ]{"type":"GeometryCollection","geometries":[{"type":"LineString","coordinates":[[0.0,0.0],[1.0,0.0]]},{"type":"Polygon","coordinates":[[[1.0,0.0],[1.0,1.0],[2.0,1.0],[2.0,0.0],[1.0,0.0]]]}]}

例 6: エッジケース

引数値:

  • 式: geometries
geometries出力
[ {"type":"Polygon","coordinates":[[[1.0,0.0],[1.0,1.0],[2.0,1.0],[2.0,0.0],[1.0,0.0]]]}, {"type":"Polygon","coordinates":[[[1.0,0.0],[1.0,1.0],[2.0,1.0],[2.0,0.0],[1.0,0.0]]]} ]{"type":"Polygon","coordinates":[[[1.0,0.0],[1.0,1.0],[2.0,1.0],[2.0,0.0],[1.0,0.0]]]}

例 7: エッジケース

引数値:

  • 式: geometries
geometries出力
[ {"type":"Polygon","coordinates":[[[1.0,0.0],[1.0,1.0],[2.0,1.0],[2.0,0.0],[1.0,0.0]]]} ]{"type":"Polygon","coordinates":[[[1.0,0.0],[1.0,1.0],[2.0,1.0],[2.0,0.0],[1.0,0.0]]]}

例 8: エッジケース

引数値:

  • 式: geometries
geometries出力
[ {"type":"Polygon","coordinates":[[[1.0,0.0],[1.0,1.0],[2.0,1.0],[2.0,0.0],[1.0,0.0]]]}, {"type":"Polygon","coordinates":[[[1.0,0.0],[1.0,1.0],[2.0,1.0]]]} ]{"type":"Polygon","coordinates":[[[1.0,0.0],[1.0,1.0],[2.0,1.0],[2.0,0.0],[1.0,0.0]]]}