disableTablePersistence

语法

disableTablePersistence(table)

参数

table 是一个表对象。

详情

停止把表持久化到磁盘，后续表更新的内容将不会持久化到磁盘上。

$ colName=["time","x"]
$ colType=["timestamp","int"]
$ t = streamTable(100:0, colName, colType);
$ share t as st
$ enableTablePersistence(table=st, cacheSize=1200000)

for(s in 0:200){
     n=10000
     time=2019.01.01T00:00:00.000+s*n+1..n
     x=rand(10.0, n)
     insert into st values(time, x)
}
disableTablePersistence(st);