davidradl commented on code in PR #26632:
URL: https://github.com/apache/flink/pull/26632#discussion_r2127061619
##########
flink-table/flink-table-common/src/main/java/org/apache/flink/table/api/Schema.java:
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@@ -595,9 +621,57 @@ public Builder primaryKeyNamed(String constraintName,
List<String> columnNames)
return this;
}
+ /**
+ * Declares an index for a set of given columns. Indexes are designed
to enable very
+ * efficient search. The indexes are informational only and can be
used for optimizations.
+ * It is the data owner's responsibility to guarantee the index
queries allow the complete
+ * row to be retrieved efficiently.
+ *
+ * <p>The index will be assigned a generated name in the format {@code
INDEX_col1_col2}.
+ *
+ * @param columns indexes that form a table index
+ */
+ public Builder index(String... columns) {
+ Preconditions.checkNotNull(indexes, "Index column names must not
be null.");
+ return index(Arrays.asList(columns));
+ }
+
+ /**
+ * Declares an index for a set of given columns. Indexes are designed
to enable very
+ * efficient search. The indexes are informational only and can be
used for optimizations.
+ * It is the data owner's responsibility to guarantee the index
queries allow the complete
+ * row to be retrieved efficiently.
+ *
+ * <p>The index will be assigned a generated name in the format {@code
INDEX_col1_col2}.
+ *
+ * @param columns indexes that form a table index
+ */
+ public Builder index(List<String> columns) {
Review Comment:
nit: columns -> columnNames
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