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-rw-r--r--python/dawn_utils.py28
1 files changed, 14 insertions, 14 deletions
diff --git a/python/dawn_utils.py b/python/dawn_utils.py
index cd7396e1..1c49d591 100644
--- a/python/dawn_utils.py
+++ b/python/dawn_utils.py
@@ -2,14 +2,15 @@ from sqlalchemy.sql import text
from sqlalchemy import create_engine
import os
-def create_trigger_function(conn):
- auto_dealid = text("""
+def create_trigger_function(db):
+ # need to escape % with %%
+ auto_dealid = db.DDL("""
CREATE OR REPLACE FUNCTION auto_dealid()
RETURNS TRIGGER AS $$
DECLARE stub text;
sqlstr text;
BEGIN
- sqlstr:= 'UPDATE '|| TG_TABLE_NAME ||' SET %s WHERE id = %L AND dealid is NULL';
+ sqlstr:= 'UPDATE '|| TG_TABLE_NAME ||' SET %%s WHERE id = %%L AND dealid is NULL';
IF (TG_TABLE_NAME = 'bonds') THEN
stub := 'SC_';
@@ -24,33 +25,32 @@ identifier = COALESCE(identifier, cusip, isin)', NEW.id);
ELSIF (TG_TABLE_NAME = 'swaptions') THEN
stub := 'SWPTN';
sqlstr := format(sqlstr, 'dealid = $1||id', NEW.id);
+ ELSIF (TG_TABLE_NAME = 'futures') THEN
+ stub := 'SCFUT';
+ sqlstr := format(sqlstr, 'dealid = $1||id', NEW.id);
END IF;
EXECUTE sqlstr USING stub;
RETURN NEW;
END;
$$ language plpgsql""")
- conn.execute(auto_dealid)
+ db.event.listen(db.metadata, 'before_create', auto_dealid)
-def create_triggers():
+def create_triggers(db):
trigger = db.DDL("""CREATE TRIGGER dealid
AFTER INSERT ON %(fullname)s
FOR EACH ROW
EXECUTE PROCEDURE auto_dealid()""")
for name, tb in db.metadata.tables.items():
- db.event.listen(tb, 'after_create', trigger)
+ if not name.endswith('counterparties'):
+ db.event.listen(tb, 'after_create', trigger)
if __name__ == "__main__":
""" This script will create the tables and triggers for the Dawn app.
If schema is not None, it will create it under a specific schema"""
- engine = create_engine('postgresql://qa@debian/dawndb')
- conn = engine.connect()
- schema = 'qa'
#conn.execute("CREATE SCHEMA IF NOT EXISTS {}".format(schema))
- conn.execute("SET search_path TO %s", (schema,))
- create_trigger_function(conn)
- conn.close()
-
+ #conn.execute("SET search_path TO %s", (schema,))
os.environ['CONF'] = 'config.ini'
from Dawn import db
- create_triggers()
+ create_trigger_function(db)
+ create_triggers(db)
db.create_all()