refactor(source): cleanup unused ParserProperties::key_encoding_config

src/bench/sink_bench/main.rs

@@ -209,7 +209,6 @@ impl MockDatagenSource {
         .unwrap();
         let parser_config = ParserConfig {
             specific: SpecificParserConfig {
-                key_encoding_config: None,
                 encoding_config: EncodingProperties::Native,
                 protocol_config: ProtocolProperties::Native,
             },

src/connector/src/parser/bytes_parser.rs

@@ -63,7 +63,6 @@ mod tests {
     async fn test_bytes_parser(get_payload: fn() -> Vec<Vec<u8>>) {
         let descs = vec![SourceColumnDesc::simple("id", DataType::Bytea, 0.into())];
         let props = SpecificParserConfig {
-            key_encoding_config: None,
             encoding_config: EncodingProperties::Bytes(BytesProperties { column_name: None }),
             protocol_config: ProtocolProperties::Plain,
         };

src/connector/src/parser/debezium/debezium_parser.rs

@@ -19,7 +19,6 @@ use risingwave_common::bail;
 use super::simd_json_parser::DebeziumJsonAccessBuilder;
 use super::{DebeziumAvroAccessBuilder, DebeziumAvroParserConfig};
 use crate::error::ConnectorResult;
-use crate::extract_key_config;
 use crate::parser::unified::debezium::DebeziumChangeEvent;
 use crate::parser::unified::json::TimestamptzHandling;
 use crate::parser::unified::util::apply_row_operation_on_stream_chunk_writer;
@@ -89,8 +88,8 @@ impl DebeziumParser {
         rw_columns: Vec<SourceColumnDesc>,
         source_ctx: SourceContextRef,
     ) -> ConnectorResult<Self> {
-        let (key_config, key_type) = extract_key_config!(props);
-        let key_builder = build_accessor_builder(key_config, key_type).await?;
+        let key_builder =
+            build_accessor_builder(props.encoding_config.clone(), EncodingType::Key).await?;
         let payload_builder =
             build_accessor_builder(props.encoding_config, EncodingType::Value).await?;
         let debezium_props = if let ProtocolProperties::Debezium(props) = props.protocol_config {
@@ -114,7 +113,6 @@ impl DebeziumParser {
         use crate::parser::JsonProperties;
 
         let props = SpecificParserConfig {
-            key_encoding_config: None,
             encoding_config: EncodingProperties::Json(JsonProperties {
                 use_schema_registry: false,
                 timestamptz_handling: None,
@@ -225,7 +223,6 @@ mod tests {
             .collect::<Vec<_>>();
 
         let props = SpecificParserConfig {
-            key_encoding_config: None,
             encoding_config: EncodingProperties::Json(JsonProperties {
                 use_schema_registry: false,
                 timestamptz_handling: None,
@@ -298,7 +295,6 @@ mod tests {
             .collect::<Vec<_>>();
 
         let props = SpecificParserConfig {
-            key_encoding_config: None,
             encoding_config: EncodingProperties::Json(JsonProperties {
                 use_schema_registry: false,
                 timestamptz_handling: None,

src/connector/src/parser/debezium/simd_json_parser.rs

@@ -130,7 +130,6 @@ mod tests {
 
     async fn build_parser(rw_columns: Vec<SourceColumnDesc>) -> DebeziumParser {
         let props = SpecificParserConfig {
-            key_encoding_config: None,
             encoding_config: EncodingProperties::Json(JsonProperties {
                 use_schema_registry: false,
                 timestamptz_handling: None,

src/connector/src/parser/maxwell/simd_json_parser.rs

@@ -35,7 +35,6 @@ mod tests {
         ];
 
         let props = SpecificParserConfig {
-            key_encoding_config: None,
             encoding_config: EncodingProperties::Json(JsonProperties {
                 use_schema_registry: false,
                 timestamptz_handling: None,

src/connector/src/parser/mod.rs

@@ -1048,15 +1048,13 @@ pub struct CommonParserConfig {
 
 #[derive(Debug, Clone, Default)]
 pub struct SpecificParserConfig {
-    pub key_encoding_config: Option<EncodingProperties>,
     pub encoding_config: EncodingProperties,
     pub protocol_config: ProtocolProperties,
 }
 
 impl SpecificParserConfig {
     // for test only
     pub const DEFAULT_PLAIN_JSON: SpecificParserConfig = SpecificParserConfig {
-        key_encoding_config: None,
         encoding_config: EncodingProperties::Json(JsonProperties {
             use_schema_registry: false,
             timestamptz_handling: None,
@@ -1277,7 +1275,6 @@ impl SpecificParserConfig {
             }
         };
         Ok(Self {
-            key_encoding_config: None,
             encoding_config,
             protocol_config,
         })

src/connector/src/parser/util.rs

@@ -92,22 +92,6 @@ macro_rules! only_parse_payload {
     };
 }
 
-// Extract encoding config and encoding type from ParserProperties
-// for message key.
-//
-// Suppose (A, B) is the combination of key/payload combination:
-// For (None, B), key should be the the key setting from B
-// For (A, B), key should be the value setting from A
-#[macro_export]
-macro_rules! extract_key_config {
-    ($props:ident) => {
-        match $props.key_encoding_config {
-            Some(config) => (config, EncodingType::Value),
-            None => ($props.encoding_config.clone(), EncodingType::Key),
-        }
-    };
-}
-
 /// Load raw bytes from:
 /// * local file, for on-premise or testing.
 /// * http/https, for common usage.

src/connector/src/source/datagen/source/generator.rs

@@ -278,7 +278,6 @@ mod tests {
                     use_schema_registry: false,
                     timestamptz_handling: None,
                 }),
-                key_encoding_config: None,
             },
             data_types,
             rows_per_second,

src/connector/src/source/datagen/source/reader.rs

@@ -399,7 +399,6 @@ mod tests {
             state,
             ParserConfig {
                 specific: SpecificParserConfig {
-                    key_encoding_config: None,
                     encoding_config: EncodingProperties::Native,
                     protocol_config: ProtocolProperties::Native,
                 },
@@ -457,7 +456,6 @@ mod tests {
         };
         let parser_config = ParserConfig {
             specific: SpecificParserConfig {
-                key_encoding_config: None,
                 encoding_config: EncodingProperties::Native,
                 protocol_config: ProtocolProperties::Native,
             },

src/connector/src/source/filesystem/s3/source/reader.rs

@@ -289,7 +289,6 @@ mod tests {
         let config = ParserConfig {
             common: CommonParserConfig { rw_columns: descs },
             specific: SpecificParserConfig {
-                key_encoding_config: None,
                 encoding_config: EncodingProperties::Csv(csv_config),
                 protocol_config: ProtocolProperties::Plain,
             },

src/stream/src/executor/backfill/cdc/cdc_backfill.rs

@@ -641,7 +641,6 @@ impl<S: StateStore> CdcBackfillExecutor<S> {
 #[try_stream(ok = Message, error = StreamExecutorError)]
 pub async fn transform_upstream(upstream: BoxedMessageStream, output_columns: &[ColumnDesc]) {
     let props = SpecificParserConfig {
-        key_encoding_config: None,
         encoding_config: EncodingProperties::Json(JsonProperties {
             use_schema_registry: false,
             timestamptz_handling: None,