java/openmldb-import/src/main/java/com/_4paradigm/openmldb/importer/IndexRegionBuilder.java
public Tablet.BulkLoadRequest buildPartialRequest() {
        Preconditions.checkState(partId > 0, "Data Region has been sent, Index Region part id can't be 0.");
        Tablet.BulkLoadRequest.Builder requestBuilder = Tablet.BulkLoadRequest.newBuilder();
        return setRequest(requestBuilder) ? requestBuilder.build() : null;
    }
// If null, no more index region rpc.
If null, no more index region rpc.
If null no more index region rpc .
public Tablet.BulkLoadRequest buildPartialRequest() {
        Preconditions.checkState(partId > 0, "Data Region has been sent, Index Region part id can't be 0.");
        Tablet.BulkLoadRequest.Builder requestBuilder = Tablet.BulkLoadRequest.newBuilder();
        return setRequest(requestBuilder) ? requestBuilder.build() : null;
    }
public Tablet . BulkLoadRequest buildPartialRequest ( ) { Preconditions . checkState ( partId > 0 , "Data Region has been sent, Index Region part id can't be 0." ) ; Tablet . BulkLoadRequest . Builder requestBuilder = Tablet . BulkLoadRequest . newBuilder ( ) ; return setRequest ( requestBuilder ) ? requestBuilder . build ( ) : null ; }
If null, no more index region rpc.
If null no more index region rpc .