Module file_header

Reference: https://www.sqlite.org/fileformat2.html

Structs

ApplicationId

Application ID (4 Bytes)

DatabaseFileSizeInPages

In-header database size (4 Bytes)

FileChangeCounter

File change counter (4 Bytes)

FileFormatVersionNumbers

File format version numbers (2 Bytes)

FreeListPages

Free page list (8 Bytes) => First(4 Bytes) + TotalPages (4 Bytes)

FreeListPagesFirstTrunkPage

FreeListPagesFirstTrunkPage: The 4-byte big-endian integer at offset 32 stores the page number of the first page of the freelist, or zero if the freelist is empty.

FreeListPagesTotalPages

FreeListPagesTotalPages: The 4-byte big-endian integer at offset 36 stores the total number of pages on the freelist.

IncrementalVacuumSettings

Incremental vacuum settings (8 Bytes)

LargestRootBtreePage

Largest root b-tree page (4 Bytes)

LeafPayloadFraction

Leaf payload fraction. Must be 32.

MagicHeaderString

Magic Header String (16 Bytes)

MaximumEmbeddedPayloadFraction

Maximum embedded payload fraction. Must be 64.

MinimumEmbeddedPayloadFraction

Minimum embedded payload fraction. Must be 32.

PageSizeIterator

PayloadFractions

Payload Fractions (3 Bytes)

ReservedBytesPerPage

Reserved bytes per page (1 Byte)

ReservedForExpansion

Reserved for expansion. Must be zero. (20 Bytes)

SchemaCookie

Schema cookie (4 Bytes)

SqliteHeader

Database File Format

SuggestedCacheSize

Suggested cache size (4 Bytes)

UserVersion

User version number (4 Bytes)

VersionValidFor

Version-valid-for number (4 Bytes)

WriteLibraryVersion

Write library version number (4 Bytes)

Enums

DatabaseTextEncoding

Text encoding (4 Bytes)

FileFormatReadVersion

FileFormatWriteVersion

IncrementalVacuumMode

Incremental-vacuum mode (4 Bytes)

PageSize

Page Size (2 Bytes)

SchemaFormat

Schema format number (4 Bytes)