Struct postgresql_commands::pg_waldump::PgWalDumpBuilder

pub struct PgWalDumpBuilder { /* private fields */ }

pg_waldump decodes and displays PostgreSQL write-ahead logs for debugging.

Implementations

impl PgWalDumpBuilder

pub fn new() -> Self

Create a new PgWalDumpBuilder

pub fn from(settings: &dyn Settings) -> Self

Create a new PgWalDumpBuilder from Settings

pub fn program_dir<P: Into<PathBuf>>(self, path: P) -> Self

Location of the program binary

pub fn backup_details(self) -> Self

output detailed information about backup blocks

pub fn block<S: AsRef<OsStr>>(self, block: S) -> Self

with –relation, only show records that modify block N

pub fn end<S: AsRef<OsStr>>(self, end: S) -> Self

stop reading at WAL location RECPTR

pub fn follow(self) -> Self

keep retrying after reaching end of WAL

pub fn fork<S: AsRef<OsStr>>(self, fork: S) -> Self

only show records that modify blocks in fork FORK

pub fn limit<S: AsRef<OsStr>>(self, limit: S) -> Self

number of records to display

pub fn path<S: AsRef<OsStr>>(self, path: S) -> Self

directory in which to find WAL segment files

pub fn quiet(self) -> Self

do not print any output, except for errors

pub fn rmgr<S: AsRef<OsStr>>(self, rmgr: S) -> Self

only show records generated by resource manager RMGR

pub fn relation<S: AsRef<OsStr>>(self, relation: S) -> Self

only show records that modify blocks in relation T/D/R

pub fn start<S: AsRef<OsStr>>(self, start: S) -> Self

start reading at WAL location RECPTR

pub fn timeline<S: AsRef<OsStr>>(self, timeline: S) -> Self

timeline from which to read WAL records

pub fn version(self) -> Self

output version information, then exit

pub fn fullpage(self) -> Self

only show records with a full page write

pub fn xid<S: AsRef<OsStr>>(self, xid: S) -> Self

only show records with transaction ID XID

pub fn stats<S: AsRef<OsStr>>(self, stats: S) -> Self

show statistics instead of records

pub fn save_fullpage<S: AsRef<OsStr>>(self, save_fullpage: S) -> Self

save full page images to DIR

pub fn help(self) -> Self

show help, then exit

Trait Implementations

impl Clone for PgWalDumpBuilder

fn clone(&self) -> PgWalDumpBuilder

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl CommandBuilder for PgWalDumpBuilder

fn get_program(&self) -> &'static OsStr

Get the program name

fn get_program_dir(&self) -> &Option<PathBuf>

Location of the program binary

fn get_args(&self) -> Vec<OsString>

Get the arguments for the command

fn get_program_file(&self) -> PathBuf

Fully qualified path to the program binary

fn get_envs(&self) -> Vec<(OsString, OsString)>

Get the environment variables for the command

fn build(self) -> Command

where Self: Sized,

Build a standard Command

impl Debug for PgWalDumpBuilder

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for PgWalDumpBuilder

fn default() -> PgWalDumpBuilder

Returns the “default value” for a type.