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Fix usage of mysqld option --new, --old, --safe and --skip_new to not disable things that are proven stable or enable things that are not usefull.

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sql/field.cc:
  Remove feature of 'new_mode' that was never implemtented in a newer MySQL version.
sql/item_cmpfunc.cc:
  Boyer more is stable; Don't have to be protected by --skip-new anymore
sql/mysqld.cc:
  Don't disable some proven stable functions with --skip-new
sql/records.cc:
  Don't disable record caching with --safe-mode anymore
sql/sql_delete.cc:
  Do fast truncate even if --skip-new or --safe is used
sql/sql_parse.cc:
  Use always mysql_optimizer() for optimizer (instead of mysql_recreate_table() in case of --safe or --skip-new)
sql/sql_select.cc:
  Don't disable 'only_eq_ref_tables' if --safe is used.
sql/sql_yacc.yy:
  Removed not meaningfull test of --old
This commit is contained in:
Michael Widenius 2010-09-23 19:30:44 +03:00
commit 5ce4825b63
8 changed files with 4 additions and 18 deletions
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4
sql/sql_parse.cc
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@ -3086,9 +3086,7 @@ end_with_restore_list:
goto error; /* purecov: inspected */
thd->enable_slow_log= opt_log_slow_admin_statements;
thd->query_plan_flags|= QPLAN_ADMIN;
res= (specialflag & (SPECIAL_SAFE_MODE | SPECIAL_NO_NEW_FUNC)) ?
mysql_recreate_table(thd, first_table) :
mysql_optimize_table(thd, first_table, &lex->check_opt);
res= mysql_optimize_table(thd, first_table, &lex->check_opt);
/* ! we write after unlocking the table */
if (!res && !lex->no_write_to_binlog)
{