diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 12:24:36 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 12:24:36 +0000 |
commit | 06eaf7232e9a920468c0f8d74dcf2fe8b555501c (patch) | |
tree | e2c7b5777f728320e5b5542b6213fd3591ba51e2 /storage/maria/file_formats.txt | |
parent | Initial commit. (diff) | |
download | mariadb-06eaf7232e9a920468c0f8d74dcf2fe8b555501c.tar.xz mariadb-06eaf7232e9a920468c0f8d74dcf2fe8b555501c.zip |
Adding upstream version 1:10.11.6.upstream/1%10.11.6
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'storage/maria/file_formats.txt')
-rw-r--r-- | storage/maria/file_formats.txt | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/storage/maria/file_formats.txt b/storage/maria/file_formats.txt new file mode 100644 index 00000000..927e8ad9 --- /dev/null +++ b/storage/maria/file_formats.txt @@ -0,0 +1,71 @@ +# +# This should contain a description of the file format for most Maria files +# + +# Description of the header in the index file + +Header, 24 bytes + +Pos Length + +0 4 file_version +4 2 options +6 2 header_length +8 2 state_info_length +10 2 base_info_length +12 2 base_pos +14 2 key_parts +16 2 unique_key_parts +18 1 keys +19 1 uniques +20 1 language +21 1 fulltext_keys +22 1 data_file_type +23 1 org_data_file_type + + +Status part + +24 2 open_count +26 2 state_changed +28 7 create_rename_lsn + 7 is_of_horizon + 7 skip_redo_lsn + 8 state.records + 8 state->state.del + 8 state->split + 8 state->dellink + 8 state->first_bitmap_with_space + 8 state->state.key_file_length + 8 state->state.data_file_length + 8 state->state.empty + 8 state->state.key_empty + 8 state->auto_increment + 8 state->state.checksum + 4 state->process + 4 state->unique + 4 state->status + 4 state->update_count + + 1 state->sortkey + 1 reserved + +for each key + 8 state->key_root[i] + + 8 state->key_del + 4 state->sec_index_changed + 4 state->sec_index_used + 4 state->version + 8 state->key_map + 8 state->create_time + 8 state->recover_time + 8 state->check_time + 8 state->records_at_analyze + +for each key + 4 reserved + +for each key part + 8 state->rec_per_key_part[i] + 4 state->nulls_per_key_part[i] |