[refactor] remove unused vars

DBHammer · Dec 25, 2023 · e0ebb34 · e0ebb34
1 parent f2d0de4
commit e0ebb34
Showing 1 changed file with 3 additions and 4 deletions.
diff --git a/src/main/java/ecnu/db/utils/CommonUtils.java b/src/main/java/ecnu/db/utils/CommonUtils.java
@@ -29,16 +29,15 @@
  * @author xuechao.lian
  */
 public class CommonUtils {
-    public static final int STEP_SIZE = 700000;
+
+    private CommonUtils() {
+    }
 
     public static final int DECIMAL_DIVIDE_SCALE = 10;
 
     public static final String CANONICAL_NAME_CONTACT_SYMBOL = ".";
     public static final String CANONICAL_NAME_SPLIT_REGEX = "\\.";
     public static final int SAMPLE_DOUBLE_PRECISION = (int) 1E6;
-    public static final int SINGLE_THREAD_TUPLE_SIZE = 100;
-    public static final int INIT_HASHMAP_SIZE = 16;
-    public static final double CardinalityScale = 1.4;
     public static final CsvMapper CSV_MAPPER = new CsvMapper();
 
     public static final DateTimeFormatter INPUT_FMT = new DateTimeFormatterBuilder()