[GitHub] [hudi] alexeykudinkin commented on a diff in pull request #5746: [HUDI-4250][HUDI-4202] Optimize performance of Column Stats Index reading in Data Skipping

[GitBox <gi...@apache.org>]

alexeykudinkin commented on code in PR #5746:
URL: https://github.com/apache/hudi/pull/5746#discussion_r928153607


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hudi-common/src/main/java/org/apache/hudi/common/config/HoodieMetadataConfig.java:
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@@ -187,6 +187,18 @@ public final class HoodieMetadataConfig extends HoodieConfig {
       .sinceVersion("0.11.0")
       .withDocumentation("Comma-separated list of columns for which column stats index will be built. If not set, all columns will be indexed");
 
+  public static final String COLUMN_STATS_INDEX_PROCESSING_MODE_IN_MEMORY = "in-memory";
+  public static final String COLUMN_STATS_INDEX_PROCESSING_MODE_SPARK = "spark";
+
+  public static final ConfigProperty<String> COLUMN_STATS_INDEX_PROCESSING_MODE_OVERRIDE = ConfigProperty
+      .key(METADATA_PREFIX + ".index.column.stats.processing.mode.override")

Review Comment:
   Processing mode is not meant to be configured by default: this config is specifically to override this behavior



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