2000-04-26 Michael Widenius * Fixed bug when doing read_next after a delete/insert which balanced key pages (In this case one internal buffer was wrongly reused) 1999-11-23 Michael Widenius * Changed prefix from ni_ to nisam_ to avoid problems on MacOS X. 1999-08-17 Michael Widenius * Changed last parameter to mi_open() to be a bit flag instead of an int. 1998-10-01 Michael Widenius * Fixed bug in key packing when using some USE_STRCOLL character sets. Thu Aug 20 23:17:41 1998 Michael Widenius * isamchk.c: Sometimes isamchk --sort-table caused isamchk to die. 1998-06-28 Michael Widenius * Fixed some possible race conditions when using with MySQL and many reopen/close of the same tables under heavy load! * Changed isamchk to re-pack records when doing a repair to make it more safer. Thu Mar 12 21:44:08 1998 Michael Widenius * Added a safty test to _ni_rec_unpack. Wed Nov 26 01:52:55 1997 * Fixed small problem when reading delete-marked records with rkey, rnext and rprev. In normal applications this should never happen. Thu Nov 20 14:01:21 1997 * Fixed range key bug when using compressed key where the first part wasn't compressed. * Converted everything to use prototypes. Mon Sep 29 13:16:27 1997 * Fixed problem with isamchk and compressed records files with record_reflength < 4 (Gave wrong key when using isamchk -rq). Fri Sep 26 16:06:37 1997 * Fixed bug in range calculation. Thu Aug 14 14:44:33 1997 * Removed a couple of unnecessary seeks from 'delete static record' Tue Jul 1 22:04:16 1997 * Added checking of 'wrong packed records' when using 'isamchk -e' or isamchk -ro. Fri Feb 7 22:22:28 1997 Michael Widenius * Fixed use of packed tables with threads (One static variable left) Thu Jan 23 09:05:22 1997 Michael Widenius * Changed create to detect keys > 127 and not pack them. Now one can define keys with a length of up to (nisam_block_size-18)/2 by changeing N_MAX_KEY_LENGTH. Fri Jan 10 21:01:44 1997 Michael Widenius * added signed chars as key type. Fri Apr 26 14:31:05 1996 Michael Widenius * create.c: All keyfile blocks are now IO_SIZE big (for better keycashing). Tue Mar 12 22:42:52 1996 Michael Widenius * isamchk.c: Changed to print info if system table * write.c: Don't allow more than 1 record in system table. Fri Feb 2 16:40:32 1996 Michael Widenius * isamchk.c; Check that delete-link-chain is ok before trying to delete with 'q'. Thu Jan 11 13:21:23 1996 Michael Widenius * All same isam files now shares a structure to allow many opens off the same file Sat Nov 25 12:33:53 1995 Michael Widenius * All functions now used my_errno instead of errno Mon Oct 23 12:32:02 1995 Michael Widenius * isamchk.c: Don't print that database should be fixed on automatic rep. Sun Aug 27 20:13:56 1995 Michael Widenius * _dynrec.c added flush_io_cash() if someone did a read when using WRITE CASHING. Thu Apr 20 01:41:24 1995 Michael Widenius (monty@bitch) * fixed errno when got error of 'key-not-found' when updateing or deleting record. Tue Jan 17 19:37:48 1995 Michael Widenius (monty@bitch) * isamchk can now unpack databases. * prolinted all files. Fri May 27 15:01:06 1994 Michael Widenius (monty@bitch) * Don't lock packed databases. Sat Apr 16 22:41:23 1994 Michael Widenius (monty@bitch) * Added new function read_rsame_with_pos. Wed Mar 30 15:52:19 1994 Michael Widenius (monty@bitch) * Added creation and recover date to indexfile and isamchk. Sat Mar 26 15:03:37 1994 Michael Widenius (monty@bitch) * change is_panic() to close all files on ha_panic(write) on systems (VMS) with can't open one file twice. Fri Feb 4 21:09:56 1994 Michael Widenius (monty@bitch) * READ_CASH on packed files now makes them mem-mapped if possibly Sat Sep 18 14:56:32 1993 Michael Widenius (monty at bitch) * changed _search to use pointer to buffer when reading keys. Mon Aug 16 19:45:29 1993 Michael Widenius (monty at bitch) * isamchk and packisam resolves symbolic links before file is used. This forces temp-files on same disk as orginal file and rename of temp-files dosen't destroy symbolic links. Mon May 31 18:26:08 1993 Michael Widenius (monty at bitch) * Added crc-check of records when packing for safe test if pack ok. Tue Mar 2 19:16:00 1993 Michael Widenius (monty@bitch) * Added logging of records with ni_log(). Fri Jan 29 00:56:58 1993 Michael Widenius (monty@bitch) * Fixed bug in _read_rnd_static_record ; A lock was made for each record even if it was in cash. Sun Nov 15 12:51:36 1992 Michael Widenius (monty@bitch) * last change breaked _dynrec, when not compileing with dbug. Fri Nov 6 03:46:38 1992 Michael Widenius (monty@bitch) * Fixed bugg when using packed records and reclength < 8 byte. Wed Oct 28 22:23:32 1992 Michael Widenius (monty@bitch) * Changed _cash.c to use io_cash to allow use of aioread. Fri Oct 23 00:45:53 1992 Michael Widenius (monty@bitch) * Added MY_WAIT_IF_FULL to pack_isam. Sat Oct 17 14:51:15 1992 Michael Widenius (monty@bitch) * Added use of subset of keys (isamchk -k#) Mon Oct 5 21:53:18 1992 Michael Widenius (monty@bitch) * Remove reloc of database ; Gives only problems with isamchk. Mon Aug 17 03:17:09 1992 Michael Widenius (monty@bitch) * Changed isam to use io_cash instead of rec_cash