diff --git a/tests/postgres_data.sql b/tests/postgres_data.sql
new file mode 100644
index 0000000..ff7249c
--- /dev/null
+++ b/tests/postgres_data.sql
@@ -0,0 +1,25 @@
+DROP TABLE IF EXISTS "table_truncate1";
+DROP SEQUENCE IF EXISTS table_truncate1_id_seq;
+CREATE SEQUENCE table_truncate1_id_seq INCREMENT 1 MINVALUE 1 MAXVALUE 9223372036854775807 CACHE 1;
+
+CREATE TABLE "public"."table_truncate1" (
+    "id" integer DEFAULT nextval('table_truncate1_id_seq') NOT NULL,
+    CONSTRAINT "table_truncate1_pkey" PRIMARY KEY ("id")
+) WITH (oids = false);
+
+INSERT INTO "table_truncate1" ("id") VALUES (1), (2), (3);
+
+DROP TABLE IF EXISTS "table_truncate2";
+DROP SEQUENCE IF EXISTS table_truncate2_id_seq;
+CREATE SEQUENCE table_truncate2_id_seq INCREMENT 1 MINVALUE 1 MAXVALUE 9223372036854775807 CACHE 1;
+
+CREATE TABLE "public"."table_truncate2" (
+    "id" integer DEFAULT nextval('table_truncate2_id_seq') NOT NULL,
+    "delete_me" boolean NOT NULL,
+    CONSTRAINT "table_truncate2_pkey" PRIMARY KEY ("id")
+) WITH (oids = false);
+
+INSERT INTO "table_truncate2" ("id", "delete_me") VALUES
+(1,	't'),
+(2,	't'),
+(3,	'f');