[CARBONDATA-2812] Implement freeMemory for complex pages Problem: The memory used by the ColumnPageWrapper (for complex data types) is not cleared and so it requires more memory to Load and Query.
Solution: Clear the used memory in the freeMemory method. This closes #2599 Project: http://git-wip-us.apache.org/repos/asf/carbondata/repo Commit: http://git-wip-us.apache.org/repos/asf/carbondata/commit/f2e898ac Tree: http://git-wip-us.apache.org/repos/asf/carbondata/tree/f2e898ac Diff: http://git-wip-us.apache.org/repos/asf/carbondata/diff/f2e898ac Branch: refs/heads/external-format Commit: f2e898ac585458b6c99e08c8fac0e47bec93fee0 Parents: a2928e3 Author: dhatchayani <dhatcha.offic...@gmail.com> Authored: Thu Aug 2 08:30:32 2018 +0530 Committer: kunal642 <kunalkapoor...@gmail.com> Committed: Thu Aug 2 17:49:26 2018 +0530 ---------------------------------------------------------------------- .../core/datastore/chunk/store/ColumnPageWrapper.java | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/carbondata/blob/f2e898ac/core/src/main/java/org/apache/carbondata/core/datastore/chunk/store/ColumnPageWrapper.java ---------------------------------------------------------------------- diff --git a/core/src/main/java/org/apache/carbondata/core/datastore/chunk/store/ColumnPageWrapper.java b/core/src/main/java/org/apache/carbondata/core/datastore/chunk/store/ColumnPageWrapper.java index 180b3a2..a5d5917 100644 --- a/core/src/main/java/org/apache/carbondata/core/datastore/chunk/store/ColumnPageWrapper.java +++ b/core/src/main/java/org/apache/carbondata/core/datastore/chunk/store/ColumnPageWrapper.java @@ -163,7 +163,10 @@ public class ColumnPageWrapper implements DimensionColumnPage { @Override public void freeMemory() { - + if (null != columnPage) { + columnPage.freeMemory(); + columnPage = null; + } } public boolean isAdaptiveComplexPrimitive() {
