(feat) small dashboard improvements (#3450)

* enables child tables by default

* renames to internal tables

Author: rudolfix

dlt/_workspace/helpers/dashboard/dlt_dashboard.py

@@ -1385,7 +1385,7 @@ def ui_controls(mo_cli_arg_with_test_identifiers: bool):
         label=f"<small>{strings.ui_show_dlt_tables}</small>"
     )
     dlt_schema_show_child_tables: mo.ui.switch = mo.ui.switch(
-        label=f"<small>{strings.ui_show_child_tables}</small>", value=False
+        label=f"<small>{strings.ui_show_child_tables}</small>", value=True
     )
     dlt_schema_show_row_counts: mo.ui.run_button = mo.ui.run_button(
         label=f"<small>{strings.ui_load_row_counts}</small>"

dlt/_workspace/helpers/dashboard/strings.py

@@ -125,7 +125,7 @@
 schema_show_raw_yaml_text = "Show raw schema as YAML"
 
 # Schema UI controls
-ui_show_dlt_tables = "Show `_dlt` tables"
+ui_show_dlt_tables = "Show internal tables"
 ui_show_child_tables = "Show child tables"
 ui_load_row_counts = "Load row counts"
 ui_show_dlt_columns = "Show `_dlt` columns"

tests/e2e/helpers/dashboard/test_e2e.py

@@ -193,7 +193,7 @@ def test_simple_incremental_pipeline(page: Page, simple_incremental_pipeline: An
     page.get_by_role("button", name="Run Query").click()
 
     # enable dlt tables
-    page.get_by_role("switch", name="Show _dlt tables").check()
+    page.get_by_role("switch", name="Show internal tables").check()
 
     # state page
     _open_section(page, "state")