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Merge bodhi.(none):/opt/local/work/mysql-5.0-runtime

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into  bodhi.(none):/opt/local/work/mysql-5.1-runtime
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kostja@bodhi.(none)
2007-07-31 20:00:05 +04:00
parent be83a97fa6 80b48aea43
commit 4b0bf30008
7 changed files with 178 additions and 22 deletions
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24
sql/sql_class.h
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@ -765,13 +765,25 @@ enum prelocked_mode_type {NON_PRELOCKED= 0, PRELOCKED= 1,
class Open_tables_state
{
public:
/*
open_tables - list of regular tables in use by this thread
temporary_tables - list of temp tables in use by this thread
handler_tables - list of tables that were opened with HANDLER OPEN
and are still in use by this thread
/**
List of regular tables in use by this thread. Contains temporary and
base tables that were opened with @see open_tables().
*/
TABLE *open_tables, *temporary_tables, *handler_tables, *derived_tables;
TABLE *open_tables;
/**
List of temporary tables used by this thread. Contains user-level
temporary tables, created with CREATE TEMPORARY TABLE, and
internal temporary tables, created, e.g., to resolve a SELECT,
or for an intermediate table used in ALTER.
XXX Why are internal temporary tables added to this list?
*/
TABLE *temporary_tables;
/**
List of tables that were opened with HANDLER OPEN and are
still in use by this thread.
*/
TABLE *handler_tables;
TABLE *derived_tables;
/*
During a MySQL session, one can lock tables in two modes: automatic
or manual. In automatic mode all necessary tables are locked just before