diff --git a/db/tables/assistant-semesters.ts b/db/tables/assistant-semesters.ts
index 74855e5..4d72e34 100644
--- a/db/tables/assistant-semesters.ts
+++ b/db/tables/assistant-semesters.ts
@@ -7,10 +7,10 @@ import { assistantUsersTable } from "./users";
 export const assistantSemestersTable = mainSchema.table(
 	"assistantSemesters",
 	{
-		assistantId: integer("semesterId")
+		assistantId: integer("assistantId")
 			.references(() => assistantUsersTable.id)
 			.notNull(),
-		semesterId: integer("assistantId")
+		semesterId: integer("semesterId")
 			.references(() => semestersTable.id)
 			.notNull(),
 		isSubstitute: boolean("isSubstitute").notNull(),
@@ -24,8 +24,14 @@ export const assistantSemestersTable = mainSchema.table(
 
 export const assistantSemestersRelations = relations(
 	assistantSemestersTable,
-	({ many }) => ({
-		assistant: many(assistantUsersTable),
-		semester: many(semestersTable),
+	({ one }) => ({
+		assistant: one(assistantUsersTable, {
+			fields: [assistantSemestersTable.assistantId],
+			references: [assistantUsersTable.id],
+		}),
+		semester: one(semestersTable, {
+			fields: [assistantSemestersTable.semesterId],
+			references: [semestersTable.id],
+		}),
 	}),
 );
diff --git a/db/tables/parent-meetings.ts b/db/tables/parent-meetings.ts
new file mode 100644
index 0000000..1337298
--- /dev/null
+++ b/db/tables/parent-meetings.ts
@@ -0,0 +1,39 @@
+import { relations } from "drizzle-orm";
+import {
+	integer,
+	interval,
+	serial,
+	text,
+	timestamp,
+} from "drizzle-orm/pg-core";
+import { mainSchema } from "./schema";
+import { semestersTable } from "./semesters";
+import { teamUsersTable } from "./users";
+
+export const parentMeetingsTable = mainSchema.table("parentMeetings", {
+	id: serial("id").primaryKey(),
+	dateTime: timestamp("dateTime").notNull(),
+	duration: interval("duration").notNull(),
+	place: text("place").notNull(),
+	semesterId: integer("semesterId")
+		.notNull()
+		.references(() => semestersTable.id),
+	// id of the team user responsible for organizing and conducting the parent meeting
+	responsibleUserId: integer("responsibleUserId")
+		.notNull()
+		.references(() => teamUsersTable.id),
+});
+
+export const parentMeetingsRelations = relations(
+	parentMeetingsTable,
+	({ one }) => ({
+		semester: one(semestersTable, {
+			fields: [parentMeetingsTable.semesterId],
+			references: [semestersTable.id],
+		}),
+		teamUser: one(teamUsersTable, {
+			fields: [parentMeetingsTable.responsibleUserId],
+			references: [teamUsersTable.id],
+		}),
+	}),
+);