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| author | unknown <pappa@c-8b0ae253.1238-1-64736c10.cust.bredbandsbolaget.se> | 2005-08-05 18:01:34 -0400 |
|---|---|---|
| committer | unknown <pappa@c-8b0ae253.1238-1-64736c10.cust.bredbandsbolaget.se> | 2005-08-05 18:01:34 -0400 |
| commit | aca6f88ebb4fb6118b8f12a696111fce167762d3 (patch) | |
| tree | f2bca76ddf241e417c5d8e8f0ab325105e97cbae /sql/sp_cache.h | |
| parent | 9216f5f25926197a4b40ac4fd4aeb9ad48a2a247 (diff) | |
| parent | e13fa8ebbb095970b9a5a206001eeb06273567de (diff) | |
| download | mariadb-git-aca6f88ebb4fb6118b8f12a696111fce167762d3.tar.gz | |
Merge mronstrom@bk-internal.mysql.com:/home/bk/mysql-5.0
into c-8b0ae253.1238-1-64736c10.cust.bredbandsbolaget.se:/home/pappa/mysql-5.1
BitKeeper/etc/config:
Auto merged
mysql-test/mysql-test-run.pl:
Auto merged
mysql-test/r/information_schema_db.result:
Auto merged
mysql-test/t/disabled.def:
Auto merged
mysys/default.c:
Auto merged
scripts/Makefile.am:
Auto merged
scripts/mysql_create_system_tables.sh:
Auto merged
scripts/mysql_fix_privilege_tables.sql:
Auto merged
sql/field.cc:
Auto merged
sql/field.h:
Auto merged
sql/ha_federated.cc:
Auto merged
sql/ha_innodb.cc:
Auto merged
sql/ha_innodb.h:
Auto merged
sql/ha_ndbcluster.cc:
Auto merged
sql/ha_ndbcluster.h:
Auto merged
sql/handler.cc:
Auto merged
sql/item.cc:
Auto merged
sql/lock.cc:
Auto merged
sql/log.cc:
Auto merged
sql/mysql_priv.h:
Auto merged
sql/mysqld.cc:
Auto merged
sql/set_var.cc:
Auto merged
sql/set_var.h:
Auto merged
sql/slave.cc:
Auto merged
sql/slave.h:
Auto merged
sql/sp.cc:
Auto merged
sql/sql_acl.cc:
Auto merged
sql/sql_base.cc:
Auto merged
sql/sql_cache.cc:
Auto merged
sql/sql_class.h:
Auto merged
sql/sql_insert.cc:
Auto merged
sql/sql_lex.cc:
Auto merged
sql/sql_parse.cc:
Auto merged
sql/sql_prepare.cc:
Auto merged
sql/sql_select.cc:
Auto merged
sql/sql_show.cc:
Auto merged
sql/sql_table.cc:
Auto merged
sql/table.cc:
Auto merged
sql/table.h:
Auto merged
sql/tztime.cc:
Auto merged
sql/unireg.cc:
Auto merged
storage/innobase/buf/buf0buf.c:
Auto merged
storage/innobase/include/os0file.h:
Auto merged
storage/innobase/include/read0read.h:
Auto merged
storage/innobase/include/read0types.h:
Auto merged
storage/innobase/include/trx0trx.h:
Auto merged
storage/innobase/os/os0file.c:
Auto merged
storage/innobase/read/read0read.c:
Auto merged
storage/innobase/row/row0sel.c:
Auto merged
storage/innobase/srv/srv0srv.c:
Auto merged
storage/innobase/srv/srv0start.c:
Auto merged
storage/innobase/trx/trx0sys.c:
Auto merged
storage/innobase/trx/trx0trx.c:
Auto merged
storage/myisam/mi_create.c:
Auto merged
storage/myisam/sort.c:
Auto merged
storage/ndb/include/mgmapi/mgmapi.h:
Auto merged
storage/ndb/include/mgmapi/mgmapi_config_parameters.h:
Auto merged
storage/ndb/src/common/portlib/NdbMutex.c:
Auto merged
storage/ndb/src/common/portlib/NdbThread.c:
Auto merged
storage/ndb/src/kernel/blocks/dbacc/DbaccMain.cpp:
Auto merged
storage/ndb/src/kernel/blocks/dbtup/DbtupGen.cpp:
Auto merged
storage/ndb/src/mgmapi/mgmapi.cpp:
Auto merged
storage/ndb/src/mgmsrv/ConfigInfo.cpp:
Auto merged
storage/ndb/src/mgmsrv/ConfigInfo.hpp:
Auto merged
strings/ctype-big5.c:
Auto merged
strings/ctype-ucs2.c:
Auto merged
support-files/mysql.spec.sh:
Auto merged
configure.in:
Manual merge 5.0 -> 5.1
mysql-test/t/alter_table.test:
Manual merge 5.0 -> 5.1
sql/share/errmsg.txt:
Manual merge 5.0 -> 5.1
storage/ndb/tools/Makefile.am:
Manual merge 5.0 -> 5.1
Diffstat (limited to 'sql/sp_cache.h')
| -rw-r--r-- | sql/sp_cache.h | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/sql/sp_cache.h b/sql/sp_cache.h index e9efe5b2a8c..14b2db97f5f 100644 --- a/sql/sp_cache.h +++ b/sql/sp_cache.h @@ -22,6 +22,13 @@ #pragma interface /* gcc class implementation */ #endif +/* + Stored procedures/functions cache. This is used as follows: + * Each thread has its own cache. + * Each sp_head object is put into its thread cache before it is used, and + then remains in the cache until deleted. +*/ + class sp_head; class sp_cache; @@ -31,16 +38,20 @@ void sp_cache_init(); /* Clear the cache *cp and set *cp to NULL */ void sp_cache_clear(sp_cache **cp); -/* Insert an SP to cache. If 'cp' points to NULL, it's set to a new cache */ +/* Insert an SP into cache. If 'cp' points to NULL, it's set to a new cache */ void sp_cache_insert(sp_cache **cp, sp_head *sp); /* Lookup an SP in cache */ sp_head *sp_cache_lookup(sp_cache **cp, sp_name *name); -/* Remove an SP from cache. Returns true if something was removed */ +/* + Remove an SP from cache, and also bump the Cversion number so all other + caches are invalidated. + Returns true if something was removed. +*/ bool sp_cache_remove(sp_cache **cp, sp_name *name); -/* Invalidate a cache */ +/* Invalidate all existing SP caches by bumping Cversion number. */ void sp_cache_invalidate(); |