wip: numeric to double

lupko · Feb 6, 2024 · 6c4290b · 6c4290b
1 parent 4091e6f
commit 6c4290b
Showing 1 changed file with 2 additions and 3 deletions.
diff --git a/c/driver/postgresql/copy/reader.h b/c/driver/postgresql/copy/reader.h
@@ -18,6 +18,7 @@
 #pragma once
 
 #include <algorithm>
+#include <charconv>
 #include <cinttypes>
 #include <limits>
 #include <memory>
@@ -518,9 +519,7 @@ class PostgresCopyNumericToDoubleFieldReader : public PostgresCopyNumericFieldRe
     int64_t max_chars_required = max_chars_required_();
     char* target = new char[max_chars_required];
     int64_t actual_characters_required = DigitsToString(&target);
-    target[actual_characters_required + 1] = '\0';
-
-    value = strtod(target, NULL);
+    std::from_chars(target, target + actual_characters_required, value);
     delete[] target;
 
     NANOARROW_RETURN_NOT_OK(ArrowBufferAppend(data_, &value, sizeof(double)));