diff --git a/dataprocessing/sql_snippets/ego_dp_versioning_mviews.sql b/dataprocessing/sql_snippets/ego_dp_versioning_mviews.sql
index 8f39d5a6..58732630 100644
--- a/dataprocessing/sql_snippets/ego_dp_versioning_mviews.sql
+++ b/dataprocessing/sql_snippets/ego_dp_versioning_mviews.sql
@@ -24,6 +24,15 @@ CREATE MATERIALIZED VIEW supply.ego_dp_conv_powerplant_sq_mview AS
ALTER MATERIALIZED VIEW supply.ego_dp_conv_powerplant_sq_mview
OWNER TO oeuser;
+-- index (id)
+CREATE UNIQUE INDEX ego_dp_conv_powerplant_sq_mview_idx
+ ON supply.ego_dp_conv_powerplant_sq_mview (version,id);
+
+-- index GIST (geom)
+CREATE INDEX ego_dp_conv_powerplant_sq_mview_geom_idx
+ ON supply.ego_dp_conv_powerplant_sq_mview USING GIST (geom);
+
+
-- MView for NEP 2035
DROP MATERIALIZED VIEW IF EXISTS supply.ego_dp_conv_powerplant_nep2035_mview CASCADE;
CREATE MATERIALIZED VIEW supply.ego_dp_conv_powerplant_nep2035_mview AS
@@ -116,6 +125,15 @@ CREATE MATERIALIZED VIEW supply.ego_dp_res_powerplant_sq_mview AS
ALTER MATERIALIZED VIEW supply.ego_dp_res_powerplant_sq_mview
OWNER TO oeuser;
+-- index (id)
+CREATE UNIQUE INDEX ego_dp_res_powerplant_sq_mview_idx
+ ON supply.ego_dp_res_powerplant_sq_mview (version,id);
+
+-- index GIST (geom)
+CREATE INDEX ego_dp_res_powerplant_sq_mview_geom_idx
+ ON supply.ego_dp_res_powerplant_sq_mview USING GIST (geom);
+
+
-- MView for NEP 2035
DROP MATERIALIZED VIEW IF EXISTS supply.ego_dp_res_powerplant_nep2035_mview CASCADE;
CREATE MATERIALIZED VIEW supply.ego_dp_res_powerplant_nep2035_mview AS
diff --git a/documentation/bpmn/ego_dp-pre_bpmn_section_bkg-vg250.graphml b/documentation/bpmn/ego_dp-pre_bpmn_section_bkg-vg250.graphml
new file mode 100644
index 00000000..7d47a0a5
--- /dev/null
+++ b/documentation/bpmn/ego_dp-pre_bpmn_section_bkg-vg250.graphml
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+ eGo Pre-Processing - bkg_vg250
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+ ego_pp_vg250_import.sql
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+ boundaries.bkg_vg250_1_sta
+boundaries.bkg_vg250_2_lan
+boundaries.bkg_vg250_3_rbz
+boundaries.bkg_vg250_4_krs
+boundaries.bkg_vg250_5_vwg
+boundaries.bkg_vg250_6_gem
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+ boundaries.bkg_vg250_sta_YYYY-MM-DD
+boundaries.bkg_vg250_lan_YYYY-MM-DD
+boundaries.bkg_vg250_rbz_YYYY-MM-DD
+boundaries.bkg_vg250_krs_YYYY-MM-DD
+boundaries.bkg_vg250_vwg_YYYY-MM-DD
+boundaries.bkg_vg250_gem_YYYY-MM-DD
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+ Geodatenzugangsgesetz (GeoZG)
+© GeoBasis-DE / BKG 2016 (Daten verändert)
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+ ego_dp_structure_boundaries_vg250.sql
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+ boundaries.bkg_vg250_1_sta
+boundaries.bkg_vg250_2_lan
+boundaries.bkg_vg250_4_krs
+boundaries.bkg_vg250_6_gem
+society.destatis_zensus_population_per_ha_mview
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+ boundaries.bkg_vg250_1_sta_mview
+boundaries.bkg_vg250_1_sta_error_geom_mview
+boundaries.bkg_vg250_1_sta_union_mview
+boundaries.bkg_vg250_1_sta_bbox_mview
+boundaries.bkg_vg250_2_lan_mview
+boundaries.bkg_vg250_4_krs_mview
+society.destatis_zensus_population_per_ha_mview
+boundaries.bkg_vg250_6_gem_mview
+boundaries.bkg_vg250_6_gem_error_geom_mview
+boundaries.bkg_vg250_6_gem_dump_mview
+model_draft.ego_boundaries_bkg_vg250_6_gem_hole_mview
+model_draft.ego_boundaries_bkg_vg250_6_gem_clean
+boundaries.bkg_vg250_statistics_view
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diff --git a/documentation/bpmn/ego_dp-pre_bpmn_sections.graphml b/documentation/bpmn/ego_dp-pre_bpmn_sections.graphml
new file mode 100644
index 00000000..32514ce6
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+ eGo Data-PreProcessing
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+ bkg_vg250
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+ boundaries.bkg_vg250_1_sta_union_mview
+model_draft.ego_boundaries_bkg_vg250_6_gem_clean
+political_boundary.bkg_vg250_4_krs_mview
+boundaries.bkg_vg250_6_gem
+political_boundary.bkg_vg250_1_sta_union_mview
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