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Main patch MDEV-27896 Wrong result upon COLLATE latin1_bin CHARACTER SET latin1 on the table or the database level

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Also fixes
MDEV-27782 Wrong columns when using table level `CHARACTER SET utf8mb4 COLLATE DEFAULT`
MDEV-28644 Unexpected error on ALTER TABLE t1 CONVERT TO CHARACTER SET utf8mb3, DEFAULT CHARACTER SET utf8mb4
This commit is contained in:
Alexander Barkov 2022-05-17 12:52:23 +04:00
parent 89adedcb9f
commit 208addf484
25 changed files with 3255 additions and 206 deletions
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sql/sql_parse.h
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@ -78,7 +78,6 @@ bool check_string_char_length(const LEX_CSTRING *str, uint err_msg,
size_t max_char_length, CHARSET_INFO *cs,
bool no_error);
bool check_ident_length(const LEX_CSTRING *ident);
CHARSET_INFO* merge_charset_and_collation(CHARSET_INFO *cs, CHARSET_INFO *cl);
bool check_host_name(LEX_CSTRING *str);
bool check_identifier_name(LEX_CSTRING *str, uint max_char_length,
uint err_code, const char *param_for_err_msg);