Remove redundant code in opt_range.cc: print_key_value()

b7324e13 · Sergei Petrunia · 9c577c2b · b7324e13
Commit b7324e13 authored Jun 17, 2020 by Sergei Petrunia
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sql/opt_range.cc sql/opt_range.cc +0 -9

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--- a/sql/opt_range.cc
+++ b/sql/opt_range.cc
@@ -15926,15 +15926,6 @@ static void print_key_value(String *out, const KEY_PART_INFO *key_part,
  {
    field= key_part->field;
    store_length= key_part->store_length;
-    if (field->flags & BLOB_FLAG)
-    {
-      // Byte 0 of a nullable key is the null-byte. If set, key is NULL.
-      if (field->real_maybe_null() && *key)
-      {
-        out->append(STRING_WITH_LEN("NULL"));
-        goto next;
-      }
-    }

    if (field->real_maybe_null())
    {