{"columns":[{"name":"lake_id","type":"string"},{"name":"dataset","type":"string"},{"name":"month","type":"int32"},{"name":"median_water","type":"double"},{"name":"n_obs","type":"int32"},{"name":"climate_zone","type":"int32"},{"name":"grid_id","type":"double"}],"n_rows":139,"rows_kept":139,"cut":false,"text_format":"parquet-jsonl-2026-10-02","bounds":{"document_bytes":16777216,"package_text_limit_bytes":33554432,"package_text_slack_bytes":1024,"rows_first":2000,"rows_last":500,"rows_between":2000,"halvings":0,"cell_chars":16384,"cell_head_chars":4096,"vector_min":64,"vector_head_fixed":16,"vector_head_variable":64,"kv_value_chars":1048576,"nesting_max":64,"binary_text":true},"cells_cut":0,"cells_bad_utf8":0,"cells_raw":0,"cells_binary":0,"cells_binary_text":0,"cells_vector":0,"n_row_groups":1,"reader":"pyarrow 23.0.1, python 3.13","created_by":"parquet-cpp-arrow version 19.0.1","schema":{"fields":[{"name":"lake_id","type":"string","nullable":true,"metadata":null,"children":null},{"name":"dataset","type":"string","nullable":true,"metadata":null,"children":null},{"name":"month","type":"int32","nullable":true,"metadata":null,"children":null},{"name":"median_water","type":"double","nullable":true,"metadata":null,"children":null},{"name":"n_obs","type":"int32","nullable":true,"metadata":null,"children":null},{"name":"climate_zone","type":"int32","nullable":true,"metadata":null,"children":null},{"name":"grid_id","type":"double","nullable":true,"metadata":null,"children":null}],"parquet":"required group field_id=-1 schema {\n  optional binary field_id=-1 lake_id (String);\n  optional binary field_id=-1 dataset (String);\n  optional int32 field_id=-1 month;\n  optional double field_id=-1 median_water;\n  optional int32 field_id=-1 n_obs;\n  optional int32 field_id=-1 climate_zone;\n  optional double field_id=-1 grid_id;\n}\n"},"kv_metadata":[["ARROW:schema",{"$cut":{"chars":1208,"head":""}}],["r","A\n3\n263170\n197888\n5\nUTF-8\n531\n2\n531\n2\n16\n2\n262153\n10\ndata.table\n262153\n10\ndata.frame\n16\n1\n262153\n7\nlake_id\n1026\n1\n262153\n5\nnames\n16\n2\n262153\n5\nclass\n262153\n6\nsorted\n254\n531\n7\n254\n254\n254\n254\n254\n254\n254\n1026\n511\n16\n7\n262153\n7\nlake_id\n262153\n7\ndataset\n262153\n5\nmonth\n262153\n12\nmedian_water\n262153\n5\nn_obs\n262153\n12\nclimate_zone\n262153\n7\ngrid_id\n254\n1026\n511\n16\n2\n262153\n10\nattributes\n262153\n7\ncolumns\n254\n"]]}
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