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Remove String::lex_string() and String::lex_cstring()

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- Better to use 'String *' directly.
- Added String::get_value(LEX_STRING*) for the few cases where we want to
  convert a String to LEX_CSTRING.

Other things:
- Use StringBuffer for some functions to avoid mallocs
This commit is contained in:
Monty
2020-07-16 16:30:06 +03:00
parent 2682458128
commit 61c15ebe32
18 changed files with 85 additions and 72 deletions
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3
sql/sql_class.h
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@ -6447,8 +6447,7 @@ struct SORT_FIELD_ATTR
*/
bool maybe_null;
CHARSET_INFO *cs;
uint pack_sort_string(uchar *to, const LEX_CSTRING &str,
CHARSET_INFO *cs) const;
uint pack_sort_string(uchar *to, String *str) const;
int compare_packed_fixed_size_vals(uchar *a, size_t *a_len,
uchar *b, size_t *b_len);
int compare_packed_varstrings(uchar *a, size_t *a_len,