Eugene 🔒 trace report of examples/E2/good/1.sql

Statement number 1 for 10ms

SQL

-- 1.sql
create table authors(
    id integer generated always as identity
        primary key,
    name text
)

Locks at start

No locks held at the start of this statement.

New locks taken

No new locks taken by this statement.

Eugene 🔒 trace report of examples/E2/good/2.sql

Statement number 1 for 10ms

SQL

-- 2.sql
set local lock_timeout = '2s'

Locks at start

No locks held at the start of this statement.

New locks taken

No new locks taken by this statement.

Statement number 2 for 10ms

SQL

alter table authors
    add constraint check_name_not_null
        check (name is not null) not valid

Locks at start

No locks held at the start of this statement.

New locks taken

SchemaObjectModeRelkindOIDSafeDuration held (ms)
publicauthorsAccessExclusiveLockTable110

Eugene 🔒 trace report of examples/E2/good/3.sql

Statement number 1 for 10ms

SQL

-- 3.sql
set local lock_timeout = '2s'

Locks at start

No locks held at the start of this statement.

New locks taken

No new locks taken by this statement.

Statement number 2 for 10ms

SQL

alter table authors
    validate constraint check_name_not_null

Locks at start

No locks held at the start of this statement.

New locks taken

No new locks taken by this statement.

Eugene 🔒 trace report of examples/E2/good/4.sql

Statement number 1 for 10ms

SQL

-- 4.sql
set local lock_timeout = '2s'

Locks at start

No locks held at the start of this statement.

New locks taken

No new locks taken by this statement.

Statement number 2 for 10ms

SQL

-- eugene trace knows name has a valid not null check, but eugene lint doesn't
-- eugene: ignore E2
alter table authors
    alter name set not null

Locks at start

No locks held at the start of this statement.

New locks taken

SchemaObjectModeRelkindOIDSafeDuration held (ms)
publicauthorsAccessExclusiveLockTable110