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# name: test/sql/storage/concurrent_attach_or_replace.test_slow
# description: Test concurrent running attach or replace
# group: [storage]
# create the databases
loop db_index 0 20
statement ok
attach '__TEST_DIR__/attached_db${db_index}.duckdb' AS db_name
statement ok
create table db_name.integers(i integer);
statement ok
detach db_name
endloop
statement ok
attach '__TEST_DIR__/attached_db0.duckdb' AS db_name
concurrentloop i 0 10
loop db_index 1 20
onlyif i<1
statement ok
begin
onlyif i<1
statement ok
attach or replace '__TEST_DIR__/attached_db${db_index}.duckdb' AS db_name
onlyif i<1
statement ok
select count(*) from db_name.integers
onlyif i<1
statement ok
commit
endloop
loop insert_idx 0 100
onlyif i>=1
statement ok
insert into db_name.integers values (42);
endloop
endloop
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