LuciferYang commented on a change in pull request #30483:
URL: https://github.com/apache/spark/pull/30483#discussion_r563678846
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
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@@ -838,6 +838,27 @@ object SQLConf {
.booleanConf
.createWithDefault(false)
+ val FILE_META_CACHE_PARQUET_ENABLED =
buildConf("spark.sql.fileMetaCache.parquet.enabled")
+ .doc("To indicate if enable parquet file meta cache, it is recommended to
enabled " +
+ "this config when multiple queries are performed on the same dataset,
default is false.")
+ .version("3.2.0")
+ .booleanConf
+ .createWithDefault(false)
+
+ val FILE_META_CACHE_ORC_ENABLED =
buildConf("spark.sql.fileMetaCache.orc.enabled")
+ .doc("To indicate if enable orc file meta cache, it is recommended to
enabled " +
+ "this config when multiple queries are performed on the same dataset,
default is false.")
+ .version("3.2.0")
+ .booleanConf
+ .createWithDefault(false)
+
+ val FILE_META_CACHE_TTL_SINCE_LAST_ACCESS =
+ buildConf("spark.sql.fileMetaCache.ttlSinceLastAccess")
+ .version("3.2.0")
+ .doc("Time-to-live for file metadata cache entry after last access, the
unit is seconds.")
+ .timeConf(TimeUnit.SECONDS)
+ .createWithDefault(3600L)
Review comment:
change default value to 1hour (3600s)
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