diff --git a/src/test/regress/spec/isolation_node_pause_ops.spec b/src/test/regress/spec/isolation_node_pause_ops.spec
new file mode 100644
index 000000000..bb40918f7
--- /dev/null
+++ b/src/test/regress/spec/isolation_node_pause_ops.spec
@@ -0,0 +1,173 @@
+setup
+{
+    SELECT citus_set_coordinator_host('localhost', 57636);
+    SET citus.shard_replication_factor TO 1;
+    CREATE SCHEMA tenant1;
+    CREATE TABLE tenant1.table1(id int PRIMARY KEY, name text, col bigint);
+    INSERT INTO tenant1.table1 SELECT i, 'asd', i*1000 FROM generate_series(11, 20) i;
+
+    CREATE TABLE tenant1.table2(id int PRIMARY KEY, name text, col bigint);
+
+    CREATE TABLE public.ref(id int PRIMARY KEY);
+    SELECT  create_reference_table('public.ref');
+
+    CREATE TABLE tenant1.table3(id int PRIMARY KEY, name text, col1 int, col int REFERENCES public.ref(id));
+    SELECT citus_add_local_table_to_metadata('tenant1.table3');
+}
+
+teardown
+{
+    DROP TABLE public.ref CASCADE;
+    DROP SCHEMA IF EXISTS tenant1, tenant2 CASCADE;
+    SELECT citus_remove_node('localhost', 57636);
+}
+
+session "s1"
+
+step "s1-begin"
+{
+    BEGIN;
+    SET citus.shard_replication_factor TO 1;
+}
+
+step "s1-schema-distribute"
+{
+    SELECT citus_schema_distribute('tenant1');
+}
+
+step "s1-schema-undistribute"
+{
+    SELECT citus_schema_undistribute('tenant1');
+}
+
+step "s1-verify-distributed-schema"
+{
+    SELECT logicalrelid, partmethod, partkey, (colocationid = (SELECT colocationid AS tenant_colocid FROM pg_dist_schema)) AS is_correct_colocid, repmodel, autoconverted FROM pg_dist_partition WHERE logicalrelid::text LIKE 'tenant%' ORDER BY logicalrelid;
+}
+
+step "s1-commit"
+{
+    COMMIT;
+}
+
+session "s2"
+
+step "s2-drop-schema"
+{
+    DROP SCHEMA tenant1 CASCADE;
+}
+
+step "s2-rename-schema"
+{
+    ALTER SCHEMA tenant1 RENAME TO tenant2;
+}
+
+step "s2-add-table"
+{
+    SET citus.shard_replication_factor TO 1;
+    CREATE TABLE tenant1.table4(id int PRIMARY KEY, name text, col bigint);
+}
+
+step "s2-drop-table"
+{
+    DROP TABLE tenant1.table3;
+}
+
+step "s2-alter-col-type"
+{
+    ALTER TABLE tenant1.table3 ALTER COLUMN col1 TYPE text;
+}
+
+step "s2-add-foreign-key"
+{
+    ALTER TABLE tenant1.table3 ADD CONSTRAINT table3_fk1 FOREIGN KEY (id) REFERENCES tenant1.table2 (id);
+}
+
+step "s2-drop-foreign-key"
+{
+    ALTER TABLE tenant1.table3 DROP CONSTRAINT table3_col_fkey;
+}
+
+step "s2-create-unique-index"
+{
+    CREATE UNIQUE INDEX idx_2 ON tenant1.table3 (col);
+}
+
+step "s2-create-unique-index-concurrently"
+{
+    CREATE UNIQUE INDEX CONCURRENTLY idx_3 ON tenant1.table3 (col);
+}
+
+step "s2-reindex-unique-concurrently"
+{
+    REINDEX INDEX CONCURRENTLY tenant1.idx_2;
+}
+
+step "s2-insert"
+{
+    // we insert into public.ref table as well to prevent fkey violation
+    INSERT INTO public.ref SELECT i FROM generate_series(11, 20) i;
+    INSERT INTO tenant1.table3 SELECT i, 'asd', i*1000 FROM generate_series(11, 20) i;
+}
+
+step "s2-delete"
+{
+    DELETE FROM tenant1.table3;
+}
+
+step "s2-update"
+{
+    UPDATE tenant1.table3 SET col = 11 WHERE col = 11;
+}
+
+// DROP SCHEMA
+permutation "s1-begin" "s1-schema-distribute" "s2-drop-schema" "s1-commit" "s1-verify-distributed-schema"
+permutation "s1-schema-distribute" "s1-begin" "s1-schema-undistribute" "s2-drop-schema" "s1-commit" "s1-verify-distributed-schema"
+
+// RENAME SCHEMA
+permutation "s1-begin" "s1-schema-distribute" "s2-rename-schema" "s1-commit" "s1-verify-distributed-schema"
+permutation "s1-schema-distribute" "s1-begin" "s1-schema-undistribute" "s2-rename-schema" "s1-commit" "s1-verify-distributed-schema"
+
+// CREATE TABLE
+permutation "s1-begin" "s1-schema-distribute" "s2-add-table" "s1-commit" "s1-verify-distributed-schema"
+permutation "s1-schema-distribute" "s1-begin" "s1-schema-undistribute" "s2-add-table" "s1-commit" "s1-verify-distributed-schema"
+
+// DROP TABLE
+permutation "s1-begin" "s1-schema-distribute" "s2-drop-table" "s1-commit" "s1-verify-distributed-schema"
+permutation "s1-schema-distribute" "s1-begin" "s1-schema-undistribute" "s2-drop-table" "s1-commit" "s1-verify-distributed-schema"
+
+// ALTER TABLE ALTER COLUMN TYPE
+permutation "s1-begin" "s1-schema-distribute" "s2-alter-col-type" "s1-commit" "s1-verify-distributed-schema"
+permutation "s1-schema-distribute" "s1-begin" "s1-schema-undistribute" "s2-alter-col-type" "s1-commit" "s1-verify-distributed-schema"
+
+// ADD FOREIGN KEY
+permutation "s1-begin" "s1-schema-distribute" "s2-add-foreign-key" "s1-commit" "s1-verify-distributed-schema"
+permutation "s1-schema-distribute" "s1-begin" "s1-schema-undistribute" "s2-add-foreign-key" "s1-commit" "s1-verify-distributed-schema"
+
+// DROP FOREIGN KEY
+permutation "s1-begin" "s1-schema-distribute" "s2-drop-foreign-key" "s1-commit" "s1-verify-distributed-schema"
+permutation "s1-schema-distribute" "s1-begin" "s1-schema-undistribute" "s2-drop-foreign-key" "s1-commit" "s1-verify-distributed-schema"
+
+// CREATE UNIQUE INDEX
+permutation "s1-begin" "s1-schema-distribute" "s2-create-unique-index" "s1-commit" "s1-verify-distributed-schema"
+permutation "s1-schema-distribute" "s1-begin" "s1-schema-undistribute" "s2-create-unique-index" "s1-commit" "s1-verify-distributed-schema"
+
+// CREATE UNIQUE INDEX CONCURRENTLY
+permutation "s1-begin" "s1-schema-distribute" "s2-create-unique-index-concurrently" "s1-commit" "s1-verify-distributed-schema"
+permutation "s1-schema-distribute" "s1-begin" "s1-schema-undistribute" "s2-create-unique-index-concurrently" "s1-commit" "s1-verify-distributed-schema"
+
+// REINDEX CONCURRENTLY
+permutation "s2-create-unique-index" "s1-begin" "s1-schema-distribute" "s2-reindex-unique-concurrently" "s1-commit" "s1-verify-distributed-schema"
+permutation "s2-create-unique-index" "s1-schema-distribute" "s1-begin" "s1-schema-undistribute" "s2-reindex-unique-concurrently" "s1-commit" "s1-verify-distributed-schema"
+
+// INSERT
+permutation "s1-begin" "s1-schema-distribute" "s2-insert" "s1-commit" "s1-verify-distributed-schema"
+permutation "s1-schema-distribute" "s1-begin" "s1-schema-undistribute" "s2-insert" "s1-commit" "s1-verify-distributed-schema"
+
+// UPDATE
+permutation "s2-insert" "s1-begin" "s1-schema-distribute" "s2-update" "s1-commit" "s1-verify-distributed-schema"
+permutation "s2-insert" "s1-schema-distribute" "s1-begin" "s1-schema-undistribute" "s2-update" "s1-commit" "s1-verify-distributed-schema"
+
+// DELETE
+permutation "s2-insert" "s1-begin" "s1-schema-distribute" "s2-delete" "s1-commit" "s1-verify-distributed-schema"
+permutation "s2-insert" "s1-schema-distribute" "s1-begin" "s1-schema-undistribute" "s2-delete" "s1-commit" "s1-verify-distributed-schema"