我想把从流数据表订阅的数据保存到DolphinDB分布式表,代码如下:
share streamTable(1000000:0,`hardwareId`ts`temp1`temp2`temp3,[INT,TIMESTAMP,DOUBLE,DOUBLE,DOUBLE]) as sensorTemp
enableTablePersistence(sensorTemp, true, false, 1000000)
db1 = database("",VALUE,2018.08.14..2018.12.20)db2 = database("",RANGE,0..10*100)db = database("dfs://iotDemoDB",COMPO,[db1,db2])
db.createPartitionedTable(sensorTemp,"sensorTemp",`ts`hardwareId)
subscribeTable(, "sensorTemp", "save_to_db", -1, append!{dfsTable}, true, 1000000, 10)
但在GUI中执行代码时,报错。
2020.10.10 10:45:28.024: executing code ...
dfsTable = ::createPartitionedTable(db, sensorTemp, "sensorTemp", ["ts","hardwareId"]) => A stream table does not support direct access. Please use sql query to retrieve data
请问各位大佬该如何解决?
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