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Code Activity

Added maria_zerofill()

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This is used to bzero all not used parts of the index pages and compact and bzero the not used parts of the data pages of block-record type
Added --zerofill (-z) option to maria_chk (Mostly code from Jani)
Added now table states ZEROFILLED and MOVEABLE
Set state.changed with new states when things changes


include/maria.h:
  Added maria_zerofill
include/myisamchk.h:
  Added option for zerofill
  Extend testflag to be 64 to allow for more flags
mysql-test/r/create.result:
  Updated results after merge
mysql-test/r/maria.result:
  Updated results after merge
mysys/my_getopt.c:
  Removed not used variable
sql/sql_show.cc:
  Fixed wrong page type
storage/maria/ma_blockrec.c:
  Renamed compact_page() to ma_compact_block_page() and made it global
  Always zerofill half filled blob pages
  Set share.state.changed on REDO
storage/maria/ma_blockrec.h:
  Added _ma_compact_block_page()
storage/maria/ma_check.c:
  Added maria_zerofill()
  This is used to bzero all not used parts of the index pages and compact and bzero the not used parts of the data pages of block-record type
  This gives the following benefits:
  - Table is smaller if compressed
  - All LSN are removed for transactinal tables and this makes them movable between systems
  Dont set table states of we are using --quick
  Changed log entry for repair to use 8 bytes for flag
storage/maria/ma_delete.c:
  Simplify code
  Update state.changed
storage/maria/ma_key_recover.c:
  Update state.changed
storage/maria/ma_locking.c:
  Set uuid for file on first change if it's not set (table was cleared with zerofill)
storage/maria/ma_loghandler.c:
  Updated log entry for REDO_REPAIR_TABLE
storage/maria/ma_recovery.c:
  Updated log entry for REDO_REPAIR_TABLE (flag is now 8 bytes)
  Set new bits in state.changed
storage/maria/ma_test_all.sh:
  Nicer output
storage/maria/ma_test_recovery.expected:
  Updated results (now states flags are visible)
storage/maria/ma_update.c:
  Update state.changed
storage/maria/ma_write.c:
  Simplify code
  Set state.changed
storage/maria/maria_chk.c:
  Added option --zerofill
  Added printing of states for MOVABLE and ZEROFILLED
  MYD -> MAD
  MYI -> MAI
storage/maria/maria_def.h:
  Added states STATE_NOT_MOVABLE and STATE_NOT_ZEROFILLED
  Added prototype for new functions
storage/maria/unittest/ma_test_all-t:
  More tests, including tests for zerofill
  Removed some not needed 'print' statements
storage/maria/unittest/ma_test_loghandler_multithread-t.c:
  Smaller buffer to not trash devlopment machines totally
This commit is contained in:
unknown
2007-12-31 11:55:46 +02:00
parent 1e9ee8abbd
commit 6cad020440
22 changed files with 577 additions and 242 deletions
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4
include/myisamchk.h
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@@ -59,6 +59,7 @@
#define T_VERY_SILENT (1L << 29)
#define T_WAIT_FOREVER (1L << 30)
#define T_WRITE_LOOP ((ulong) 1L << 31)
#define T_ZEROFILL ((ulonglong) 1L << 32)
#define T_REP_ANY (T_REP | T_REP_BY_SORT | T_REP_PARALLEL)
@@ -129,13 +130,14 @@ typedef struct st_handler_check_param
ha_checksum tmp_key_crc[HA_MAX_POSSIBLE_KEY];
ha_checksum tmp_record_checksum;
ulonglong org_key_map;
ulonglong testflag;
size_t use_buffers, read_buffer_length, write_buffer_length;
size_t sort_buffer_length, sort_key_blocks;
ulong rec_per_key_part[HA_MAX_KEY_SEG * HA_MAX_POSSIBLE_KEY];
double new_rec_per_key_part[HA_MAX_KEY_SEG * HA_MAX_POSSIBLE_KEY];
uint out_flag, warning_printed, error_printed, verbose;
uint opt_sort_key, total_files, max_level;
uint testflag, key_cache_block_size, pagecache_block_size;
uint key_cache_block_size, pagecache_block_size;
int tmpfile_createflag, err_count;
myf myf_rw;
uint8 language;