code: def test_limits(db):
      data = read_sql_table(
          "test", db, npartitions=2, index_col="number", limits=[1, 4]
      )
      assert data.index.min().compute() == 1
      assert data.index.max().compute() == 4
  
imports: from __future__ import annotations
  import io
  import sys
  from contextlib import contextmanager
  import pytest
  from dask.dataframe.io.sql import read_sql, read_sql_query, read_sql_table
  from dask.dataframe.utils import assert_eq, get_string_dtype
  from dask.utils import tmpfile
label_desc: Use image node_id 14 for calling a global function with example usage: test_limits(db) without return types