【DM版本】:DM Database Server 64 V8 DB Version: 0x7000b
【操作系统】：麒麟V10
【CPU】: Linux database 4.19.90-vhulk2001.1.0.0026.ns7.15.aarch64 #1 SMP Sun Apr 19 22:34:29 CST 2020 aarch64 aarch64 aarch64 GNU/Linux
【问题描述】*：

[执行语句1]:
SELECT gridName, gridCode, gridLevel , cast(dmgeo.st_astext(dmgeo.ST_SimplifyPreserveTopology(geom, 0.001)) as varchar) AS geometry
FROM “AIMS_BASE_SERVER_DB”.t_a_map_grid WHERE 1 = 1
执行失败(语句1)
第2 行附近出现错误[-2193]:
无效的方法名[ST_SimplifyPreserveTopology]

1条语句执行失败