BentsiLeviav commented on code in PR #37611:
URL: https://github.com/apache/beam/pull/37611#discussion_r2818699224
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sdks/java/io/clickhouse/src/main/java/org/apache/beam/sdk/io/clickhouse/ClickHouseIO.java:
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@@ -431,25 +552,46 @@ private void flush() throws Exception {
}
batchSize.update(buffer.size());
+
+ // Serialize rows to RowBinary format
+ ByteArrayOutputStream byteStream = new ByteArrayOutputStream();
+
+ // Wrap ByteArrayOutputStream with ClickHouseOutputStream
+ try (com.clickhouse.data.ClickHouseOutputStream outputStream =
+ com.clickhouse.data.ClickHouseOutputStream.of(byteStream)) {
+ for (Row row : buffer) {
+ ClickHouseWriter.writeRow(outputStream, schema(), row);
Review Comment:
Tnx. Added also a link to CH docs detailing different deduplication
strategies
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