grundprinzip commented on code in PR #10:
URL: https://github.com/apache/spark-connect-go/pull/10#discussion_r1221138909
##########
client/sql/dataframereader.go:
##########
@@ -0,0 +1,41 @@
+package sql
+
+import proto "github.com/apache/spark-connect-go/v_3_4/internal/generated"
+
+type DataFrameReader interface {
Review Comment:
Same for doc here and below for the methods.
##########
client/sql/dataframe.go:
##########
@@ -31,6 +31,7 @@ type DataFrame interface {
Show(numRows int, truncate bool) error
Schema() (*StructType, error)
Collect() ([]Row, error)
+ Write() DataFrameWriter
}
type dataFrameImpl struct {
Review Comment:
I'm wondering if we should split the interfaces and the impls across
multiple files for readability?
##########
client/sql/dataframereader.go:
##########
@@ -0,0 +1,41 @@
+package sql
+
+import proto "github.com/apache/spark-connect-go/v_3_4/internal/generated"
+
+type DataFrameReader interface {
+ Format(source string) DataFrameReader
+ Load(path string) (DataFrame, error)
Review Comment:
I think it's fine to create incremental PRs for the new features, but it
would be great to leave a comment here showing which methods are missing in the
interface.
##########
client/sql/dataframe.go:
##########
@@ -31,6 +31,7 @@ type DataFrame interface {
Show(numRows int, truncate bool) error
Schema() (*StructType, error)
Collect() ([]Row, error)
+ Write() DataFrameWriter
Review Comment:
My suggestion is to add the basic documentation (even though it's replicated
from OSS Spark)
##########
client/sql/sparksession.go:
##########
@@ -154,3 +163,17 @@ func (s *sparkSessionImpl) analyzePlan(plan *proto.Plan)
(*proto.AnalyzePlanResp
}
return response, nil
}
+
+func consumeExecutePlanClient(responseClient
proto.SparkConnectService_ExecutePlanClient) error {
Review Comment:
Can you add a bit doc on how the data is consumed and how it deals with
streaming results etc.
##########
client/sql/dataframewriter.go:
##########
@@ -0,0 +1,79 @@
+package sql
+
+import (
+ "fmt"
+ proto "github.com/apache/spark-connect-go/v_3_4/internal/generated"
+ "strings"
+)
+
+type DataFrameWriter interface {
Review Comment:
Doc :) Same comment on the missing methods for incremental changes.
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