MySQL查询距离我最近的经纬点
SELECT id, `name`,( 6378137 * ACOS ( COS ( RADIANS(60.000000) ) * COS( RADIANS( lat ) ) * COS( RADIANS( lng ) - RADIANS(70.000000) ) + SIN ( RADIANS(60.000000) ) * SIN( RADIANS( lat ) ) ) ) AS distance FROM `T_ENTERPRISE` ORDER BY distance LIMIT 0 , 20;
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