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-rw-r--r--sql/Pg-database.sql5
1 files changed, 4 insertions, 1 deletions
diff --git a/sql/Pg-database.sql b/sql/Pg-database.sql
index 3533708e..00d9d86a 100644
--- a/sql/Pg-database.sql
+++ b/sql/Pg-database.sql
@@ -531,6 +531,9 @@ CREATE TABLE parts (
project_id int,
avgcost NUMERIC
);
+
+CREATE UNIQUE INDEX parts_partnumber_index_u ON parts (partnumber)
+WHERE obsolete is false;
--
CREATE TABLE assembly (
id int,
@@ -622,7 +625,7 @@ CREATE TABLE partstax (
chart_id int,
taxcategory_id int,
PRIMARY KEY (parts_id, chart_id),
- FOREIGN KEY (parts_id) REFERENCES parts (id),
+ FOREIGN KEY (parts_id) REFERENCES parts (id) on delete cascade,
FOREIGN KEY (chart_id) REFERENCES chart (id),
FOREIGN KEY (taxcategory_id) REFERENCES taxcategory (taxcategory_id)
);