AMashenkov commented on a change in pull request #518:
URL: https://github.com/apache/ignite-3/pull/518#discussion_r775494237
##########
File path:
modules/storage-api/src/main/java/org/apache/ignite/internal/storage/index/IndexRow.java
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@@ -17,26 +17,22 @@
package org.apache.ignite.internal.storage.index;
-import org.apache.ignite.internal.storage.PartitionStorage;
-import org.apache.ignite.internal.storage.SearchRow;
-
/**
* Represents an Index Row - a set of indexed columns and Primary Key columns
(for key uniqueness).
*/
-public interface IndexRow {
+public interface IndexRow extends IndexBinaryRow {
/**
- * Returns the serialized presentation of this row as a byte array.
+ * Returns value of the indexed columns specified by index column order.
*
- * @return Serialized byte array value.
+ * @param idxColOrder Index column order.
+ * @return Value of the indexed columns.
*/
- byte[] rowBytes();
+ Object value(int idxColOrder);
/**
- * Returns the Primary Key that is a part of this row.
- *
- * <p>This is a convenience method for easier extraction of the Primary
Key to use it for accessing the {@link PartitionStorage}.
+ * Returns count of columns at the index row.
*
- * @return Primary key of the associated {@link PartitionStorage}.
+ * @return Count of columns at the index row.
*/
- SearchRow primaryKey();
+ int columnsCount();
Review comment:
Why does a row has columnCount, but not the index descriptor?
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