JingsongLi commented on a change in pull request #12424:
URL: https://github.com/apache/flink/pull/12424#discussion_r435766465
##########
File path:
flink-connectors/flink-connector-hive/src/test/java/org/apache/flink/table/catalog/hive/HiveCatalogHiveMetadataTest.java
##########
@@ -123,9 +123,10 @@ public void testAlterTableColumnStatistics() throws
Exception {
.field("third", DataTypes.BOOLEAN())
.field("fourth", DataTypes.DOUBLE())
.field("fifth", DataTypes.BIGINT())
- .field("sixth", DataTypes.BYTES());
+ .field("sixth", DataTypes.BYTES())
+ .field("seventh", DataTypes.DECIMAL(10, 3));
Review comment:
Also add precision like `30, 3`
##########
File path:
flink-connectors/flink-connector-hive/src/main/java/org/apache/flink/table/catalog/hive/util/HiveStatsUtil.java
##########
@@ -171,6 +177,22 @@ private static CatalogColumnStatisticsDataBase
createTableColumnStats(DataType c
stringStats.isSetAvgColLen() ?
stringStats.getAvgColLen() : null,
stringStats.isSetNumDVs() ?
stringStats.getNumDVs() : null,
stringStats.isSetNumDVs() ?
stringStats.getNumNulls() : null);
+ } else if (stats.isSetDecimalStats()) {
+ DecimalColumnStatsData decimalStats =
stats.getDecimalStats();
+ // for now, just return
CatalogColumnStatisticsDataDouble for decimal columns
+ Double max = null;
+ if (decimalStats.isSetHighValue()) {
+ Decimal highVal = decimalStats.getHighValue();
Review comment:
NIT: add method: `toHiveDecimal(Decimal d)`
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