SourabhBadhya commented on code in PR #4672:
URL: https://github.com/apache/hive/pull/4672#discussion_r1338044197
##########
ql/src/java/org/apache/hadoop/hive/ql/ddl/table/misc/truncate/TruncateTableAnalyzer.java:
##########
@@ -338,4 +377,34 @@ private void addStatTask(ASTNode root, Table table, Path
oldPartitionLocation, P
moveTask.addDependentTask(statTask);
}
}
+
+ public StringBuilder constructDeleteQuery(String qualifiedTableName, Table
table, Map<String, String> partitionSpec)
+ throws SemanticException {
+ StringBuilder sb = new StringBuilder().append("delete from
").append(qualifiedTableName)
+ .append(" where ");
+ boolean first = true;
+ for (String key : partitionSpec.keySet()) {
+ ColumnInfo columnInfo = table.getStorageHandler().getColumnType(table,
key);
+ if (columnInfo.getObjectInspector() instanceof PrimitiveObjectInspector)
{
+ PrimitiveObjectInspector primitiveObjInspector =
(PrimitiveObjectInspector) columnInfo.getObjectInspector();
+ String value = partitionSpec.get(key);
+ boolean shouldEncloseQuotes =
TypeInfoUtils.shouldEncloseQuotes(primitiveObjInspector.getPrimitiveCategory());
+ if (value != null) {
+ sb.append(first ? "" : " and
").append(HiveUtils.unparseIdentifier(key, conf)).append(" = ");
+ if (shouldEncloseQuotes) {
Review Comment:
Done.
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