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Fix bug introduced by the prefix key + multibyte charsets patch today


sql/ha_innodb.cc:
  Fix bug introduced by the prefix key + multibyte charsets patch today
innobase/include/data0type.h:
  Fix bug introduced by the prefix key + multibyte charsets patch today
innobase/include/fsp0fsp.h:
  Fix bug introduced by the prefix key + multibyte charsets patch today
innobase/data/data0type.c:
  Fix bug introduced by the prefix key + multibyte charsets patch today
innobase/row/row0ins.c:
  Fix bug introduced by the prefix key + multibyte charsets patch today
innobase/row/row0row.c:
  Fix bug introduced by the prefix key + multibyte charsets patch today
innobase/row/row0sel.c:
  Fix bug introduced by the prefix key + multibyte charsets patch today
innobase/row/row0upd.c:
  Fix bug introduced by the prefix key + multibyte charsets patch today
This commit is contained in:
unknown
2004-10-01 20:01:25 +03:00
parent 0db72d6e33
commit d822c6f7ef
8 changed files with 199 additions and 74 deletions
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23
innobase/include/data0type.h
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@ -144,6 +144,29 @@ SQL null*/
store the charset-collation number; one byte is left unused, though */
#define DATA_NEW_ORDER_NULL_TYPE_BUF_SIZE 6
/*************************************************************************
Checks if a string type has to be compared by the MySQL comparison functions.
InnoDB internally only handles binary byte string comparisons, as well as
latin1_swedish_ci strings. For example, UTF-8 strings have to be compared
by MySQL. */
ibool
dtype_str_needs_mysql_cmp(
/*======================*/
/* out: TRUE if a string type that requires
comparison with MySQL functions */
dtype_t* dtype); /* in: type struct */
/*************************************************************************
For the documentation of this function, see innobase_get_at_most_n_mbchars()
in ha_innodb.cc. */
ulint
dtype_get_at_most_n_mbchars(
/*========================*/
dtype_t* dtype,
ulint prefix_len,
ulint data_len,
const char* str);
/*************************************************************************
Checks if a data main type is a string type. Also a BLOB is considered a
string type. */