Bad coordinates are reflected in the absence of associated point geometry values, and the trigger procedures fail silently.
错误的坐标表现为缺少相关联的点几何值，触发器过程会悄悄地终止。
Bad coordinates are reflected in the absence of associated point geometry values, and the trigger procedures fail silently.
错误的坐标表现为缺少相关联的点几何值，触发器过程会悄悄地终止。
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