[CALCITE-5549] Appropriately set DATA_TYPE and IS_GENERATEDCOLUMN met…

…adata values for MEASURE types

core/src/main/java/org/apache/calcite/avatica/MetaImpl.java

@@ -360,25 +360,6 @@ public static class MetaColumn implements Named {
     // TODO: https://issues.apache.org/jira/browse/CALCITE-5549
     //  mark as deprecated once Calcite uses updated constructor.
     @SuppressWarnings("unused")
-    public MetaColumn(
-        String tableCat,
-        String tableSchem,
-        String tableName,
-        String columnName,
-        int dataType,
-        String typeName,
-        Integer columnSize,
-        Integer decimalDigits,
-        Integer numPrecRadix,
-        int nullable,
-        Integer charOctetLength,
-        int ordinalPosition,
-        String isNullable) {
-      this(tableCat, tableSchem, tableName, columnName, dataType, typeName, columnSize,
-          decimalDigits, numPrecRadix, nullable, charOctetLength, ordinalPosition, isNullable, "",
-          "");
-    }
-
     public MetaColumn(
         String tableCat,
         String tableSchem,