database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-07-27 18:02:13 +03:00
Code Activity

Removed not used variable 'last_ref'

Browse Source 
Fixed problem with negative DECIMAL() keys
Fixed some bugs with NULL keys in BDB
More mysql-test tests
This commit is contained in:
monty@donna.mysql.com
2001-01-16 06:02:05 +02:00
parent 3857c6a31c
commit c1b5a5b00f
23 changed files with 463 additions and 177 deletions
Download Patch File Download Diff File Expand all files Collapse all files

31
include/thr_lock.h
View File

@ -29,11 +29,36 @@ extern "C" {
struct st_thr_lock;
enum thr_lock_type { TL_IGNORE=-1,
TL_UNLOCK, TL_READ, TL_READ_HIGH_PRIORITY,
TL_UNLOCK, /* UNLOCK ANY LOCK */
TL_READ, /* Read lock */
/* High prior. than TL_WRITE. Allow concurrent insert */
TL_READ_HIGH_PRIORITY,
/* READ, Don't allow concurrent insert */
TL_READ_NO_INSERT,
TL_WRITE_ALLOW_WRITE, TL_WRITE_ALLOW_READ,
/*
Write lock, but allow other threads to read / write.
Used by BDB tables in MySQL to mark that someone is
reading/writing to the table.
*/
TL_WRITE_ALLOW_WRITE,
/*
Write lock, but allow other threads to read / write.
Used by ALTER TABLE in MySQL to mark to allow readers
to use the table until ALTER TABLE is finished.
*/
TL_WRITE_ALLOW_READ,
/*
WRITE lock used by concurrent insert. Will allow
READ, if one could use concurrent insert on table.
*/
TL_WRITE_CONCURRENT_INSERT,
TL_WRITE_DELAYED, TL_WRITE_LOW_PRIORITY, TL_WRITE,
/* Write used by INSERT DELAYED. Allows READ locks */
TL_WRITE_DELAYED,
/* WRITE lock that has lower priority than TL_READ */
TL_WRITE_LOW_PRIORITY,
/* Normal WRITE lock */
TL_WRITE,
/* Abort new lock request with an error */
TL_WRITE_ONLY};
extern ulong max_write_lock_count;