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Use PG timelineid 1 everywhere.

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As changing it doesn't have useful meaning in Zenith.

ref #824
This commit is contained in:
Arseny Sher
2021-11-03 09:58:26 +03:00
parent 1ce4976e36
commit e7ca8ef5a8
7 changed files with 26 additions and 28 deletions
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5
postgres_ffi/src/xlog_utils.rs
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@@ -43,6 +43,9 @@ pub const XLOG_SIZE_OF_XLOG_RECORD: usize = std::mem::size_of::<XLogRecord>();
#[allow(clippy::identity_op)]
pub const SIZE_OF_XLOG_RECORD_DATA_HEADER_SHORT: usize = 1 * 2;
// PG timeline is always 1, changing it doesn't have useful meaning in Zenith.
pub const PG_TLI: u32 = 1;
pub type XLogRecPtr = u64;
pub type TimeLineID = u32;
pub type TimestampTz = i64;
@@ -421,7 +424,7 @@ pub fn generate_wal_segment(segno: u64, system_id: u64) -> Bytes {
XLogPageHeaderData {
xlp_magic: XLOG_PAGE_MAGIC as u16,
xlp_info: pg_constants::XLP_LONG_HEADER,
xlp_tli: 1, // FIXME: always use Postgres timeline 1
xlp_tli: PG_TLI,
xlp_pageaddr: pageaddr,
xlp_rem_len: 0,
..Default::default() // Put 0 in padding fields.