把你的条件改成下面这样就可以了。

把你的条件改成下面这样就可以了。
"query": {
"timestamp": {
"$gt": ${timestamp}
}
}

_Originally posted by @peterchen859 in https://github.com/alibaba/DataX/issues/735#issuecomment-651680656_

Read issue 735 and its linked context first; this issue contains only a quoted query condition and names no DataX file, component, or test. Identify the affected reader or condition-handling path and a reproducible expected result before changing anything; the report does not define what done looks like.

Written by the indexing model from the issue text.