capistrant commented on code in PR #12599:
URL: https://github.com/apache/druid/pull/12599#discussion_r891702066
##########
server/src/main/java/org/apache/druid/metadata/SQLMetadataConnector.java:
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@@ -765,4 +852,52 @@ public Void withHandle(Handle handle)
log.warn(e, "Exception while deleting records from table");
}
}
+
+ /**
+ * Interrogate table metadata and return true or false depending on the
existance of the indicated column
+ *
+ * @param tableName The table being interrogated
+ * @param columnName The column being looked for
+ * @return boolean indicating the existence of the column in question
+ */
+ private boolean tableHasColumn(String tableName, String columnName)
Review Comment:
what if table doesn't exist?
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