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feat: metadata serialization

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This commit is contained in:
Jindřich Moravec 2024-02-05 21:36:58 +01:00
parent 610d70378e
commit 9b9f9f16f6
6 changed files with 54 additions and 19 deletions
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6
storage_engine/src/segments/store_header.rs
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@ -17,7 +17,7 @@ pub struct StoreHeader {
#[derive(Debug, Clone)]
pub struct StoreHeaderFixedPart {
pub table_folder: String, // This one is not encoded into the file
pub table_folder: PathBuf, // This one is not encoded into the file
pub number_of_columns: usize,
pub deleted_count: usize,
@ -64,7 +64,7 @@ impl StoreHeader {
vec![0; Self::indexed_columns_size(header.number_of_columns)]
}
pub async fn decode_fixed(table_folder: &str, result: &[u8]) -> Result<StoreHeaderFixedPart> {
pub async fn decode_fixed(table_folder: &PathBuf, result: &[u8]) -> Result<StoreHeaderFixedPart> {
let (number_of_columns, _) =
decode::<usize>(&result[Self::NUMBER_OF_COLUMNS_OFFSET..Self::NUMBER_OF_COLUMNS_OFFSET + Self::NUMBER_OF_COLUMNS_SIZE])
.map_err(|e| Error::DecodeError(DecodeErrorKind::StoreHeaderNumberOfColumns, e))?;
@ -78,7 +78,7 @@ impl StoreHeader {
decode::<Column>(&result[Self::PRIMARY_COLUMN_OFFSET..Self::PRIMARY_COLUMN_OFFSET + Self::PRIMARY_COLUMN_SIZE])
.map_err(|e| Error::DecodeError(DecodeErrorKind::StoreHeaderPrimaryColumn, e))?;
let header = StoreHeaderFixedPart {
table_folder: table_folder.to_string(),
table_folder: table_folder.clone(),
number_of_columns,
deleted_count,
total_count,