added catalog CRUD queries

server/queries/catalog.sql

@@ -0,0 +1,22 @@
+-- GET - Returns all data from the catalog table
+SELECT * FROM catalog;
+
+
+-- GET/:id - Returns the row that matches the id
+SELECT * FROM catalog WHERE id = ?;
+
+
+-- POST - Adds a new row to the catalog table
+INSERT INTO catalog (id, host, title, event_type, subject, description, year)
+VALUES (?, ?, ?, ?, ?, ?, ?);
+
+
+-- PUT - Updates an existing row given an id
+-- All fields are optional
+UPDATE catalog
+SET host = ?, title = ?, event_type = ?, subject = ?, description = ?, year = ?
+WHERE id = ?;
+
+
+-- DELETE - deletes an existing row given an id
+DELETE FROM catalog WHERE id=?;