lcspinter commented on a change in pull request #2989:
URL: https://github.com/apache/hive/pull/2989#discussion_r797489255
##########
File path:
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/CompactionTxnHandler.java
##########
@@ -1584,38 +1584,17 @@ public boolean
updateCompactionMetricsData(CompactionMetricsData data) throws Me
try {
dbConn = getDbConn(Connection.TRANSACTION_READ_COMMITTED);
boolean updateRes;
- CompactionMetricsData prevMetricsData = getCompactionMetricsData(data,
dbConn);
- if (prevMetricsData != null) {
- String query = UPDATE_COMPACTION_METRICS_CACHE_QUERY;
- if (data.getPartitionName() != null) {
- query += " AND \"CMC_PARTITION\" = ?";
+ if (data.getMetricValue() >= data.getThreshold()) {
+ CompactionMetricsData prevMetricsData =
getCompactionMetricsData(data, dbConn);
+ if (prevMetricsData != null) {
+ updateRes = updateCompactionMetricsData(dbConn, data,
prevMetricsData);
} else {
- query += " AND \"CMC_PARTITION\" IS NULL";
- }
- try (PreparedStatement pstmt = dbConn.prepareStatement(query)) {
- pstmt.setInt(1, data.getMetricValue());
- pstmt.setInt(2, prevMetricsData.getVersion() + 1);
- pstmt.setString(3, data.getDbName());
- pstmt.setString(4, data.getTblName());
- pstmt.setString(5, data.getMetricType().toString());
- pstmt.setInt(6, prevMetricsData.getVersion());
- if (data.getPartitionName() != null) {
- pstmt.setString(7, data.getPartitionName());
- }
- updateRes = pstmt.executeUpdate() > 0;
+ updateRes = createCompactionMetricsData(dbConn, data);
}
} else {
- try (PreparedStatement pstmt =
dbConn.prepareStatement(INSERT_COMPACTION_METRICS_CACHE_QUERY)) {
- pstmt.setString(1, data.getDbName());
- pstmt.setString(2, data.getTblName());
- pstmt.setString(3, data.getPartitionName());
- pstmt.setString(4, data.getMetricType().toString());
- pstmt.setInt(5, data.getMetricValue());
- pstmt.setInt(6, 1);
- updateRes = pstmt.executeUpdate() > 0;
- }
+ updateRes = removeCompactionMetricsData(dbConn, data.getDbName(),
data.getTblName(), data.getPartitionName(),
Review comment:
Good point. I changed the logic to run remove in case the new metric is
below threshold and it is already present in the cache.
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