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- Testing: add DBUG_EXECUTE_IF("show_explain_probe_2"... which fires

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only for selects with given select_id.
- Steps towards making SHOW EXPLAIN work for UNIONs.
This commit is contained in:
Sergey Petrunya
2011-09-25 13:05:58 +04:00
parent 203bbfe569
commit 27f760143c
6 changed files with 46 additions and 9 deletions
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sql/sql_class.h
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@ -3474,6 +3474,8 @@ class user_var_entry
DTCollation collation;
};
user_var_entry *get_variable(HASH *hash, LEX_STRING &name,
bool create_if_not_exists);
/*
Unique -- class for unique (removing of duplicates).