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WKB_PARSE_ERROR錯誤條件

SQLSTATE: 22023

剖析 WKB 時發生錯誤:位置 <parseError><pos>

Parameters

  • parseError:描述遇到的解析錯誤類型。
  • pos:WKB 二進位字串中發生解析錯誤的 1 基底位置。

Explanation

某些地理空間函式在剖析必須是 Well-Known Binary (WKB) 格式的輸入時,可能會傳回此錯誤。 了解更多關於 WKB的資訊。

Examples

-- Feeding an empty geometry collection in WKB format into the h3_polyfillash3string function (as opposed to a polygon or multipolygon).
> SELECT h3_polyfillash3string(unhex('010700000000'), 8)
  [WKB_PARSE_ERROR] Error parsing WKB: Invalid or unsupported type 7 at position 2

-- The input WKB corresponds to a polygon with 5 vertices in the exterior ring, but only 4 vertices are present in the description.
> SELECT h3_polyfillash3(unhex('0103000000010000000500000050fc1873d79a5ec0d0d556ec2fe342404182e2c7988f5dc0f46c567dae064140aaf1d24d628052c05e4bc8073d5b444050fc1873d79a5ec0d0d556ec2fe34240'), 2)
  [WKB_PARSE_ERROR] Error parsing WKB: Unexpected end of WKB buffer at position 78

傳遞錯誤類別的函式