Calcite: Add support for the bitwise NOT (~) operator

Author: AndreyPavlenko

omniscidb/Calcite/java/calcite/src/main/java/com/mapd/calcite/parser/MapDSqlOperatorTable.java

@@ -245,6 +245,12 @@ public static void addUDF(
     opTab.addOperator(new is_point_size_in_view());
     opTab.addOperator(new usTimestamp());
     opTab.addOperator(new nsTimestamp());
+    opTab.addOperator(new SqlFunction("BIT_NOT",
+            SqlKind.OTHER_FUNCTION,
+            ReturnTypes.ARG0_NULLABLE,
+            null,
+            OperandTypes.or(OperandTypes.INTEGER, OperandTypes.BINARY),
+            SqlFunctionCategory.NUMERIC));
     if (extSigs == null) {
       return;
     }