diff --git a/migrations/1723881817713_alter_table_public_mentor_info_alter_column_available/down.sql b/migrations/1723881817713_alter_table_public_mentor_info_alter_column_available/down.sql
new file mode 100644
index 0000000..efdc3f5
--- /dev/null
+++ b/migrations/1723881817713_alter_table_public_mentor_info_alter_column_available/down.sql
@@ -0,0 +1 @@
+alter table "public"."mentor_info" alter column "available" set not null;
diff --git a/migrations/1723881817713_alter_table_public_mentor_info_alter_column_available/up.sql b/migrations/1723881817713_alter_table_public_mentor_info_alter_column_available/up.sql
new file mode 100644
index 0000000..92b66a6
--- /dev/null
+++ b/migrations/1723881817713_alter_table_public_mentor_info_alter_column_available/up.sql
@@ -0,0 +1 @@
+alter table "public"."mentor_info" alter column "available" drop not null;
diff --git a/migrations/1723881829180_alter_table_public_mentor_info_alter_column_max_applicants/down.sql b/migrations/1723881829180_alter_table_public_mentor_info_alter_column_max_applicants/down.sql
new file mode 100644
index 0000000..c0cfaae
--- /dev/null
+++ b/migrations/1723881829180_alter_table_public_mentor_info_alter_column_max_applicants/down.sql
@@ -0,0 +1 @@
+alter table "public"."mentor_info" alter column "max_applicants" set not null;
diff --git a/migrations/1723881829180_alter_table_public_mentor_info_alter_column_max_applicants/up.sql b/migrations/1723881829180_alter_table_public_mentor_info_alter_column_max_applicants/up.sql
new file mode 100644
index 0000000..97a0e8e
--- /dev/null
+++ b/migrations/1723881829180_alter_table_public_mentor_info_alter_column_max_applicants/up.sql
@@ -0,0 +1 @@
+alter table "public"."mentor_info" alter column "max_applicants" drop not null;
diff --git a/migrations/1723881929640_alter_table_public_mentor_available_alter_column_max_applicant/down.sql b/migrations/1723881929640_alter_table_public_mentor_available_alter_column_max_applicant/down.sql
new file mode 100644
index 0000000..ddfac35
--- /dev/null
+++ b/migrations/1723881929640_alter_table_public_mentor_available_alter_column_max_applicant/down.sql
@@ -0,0 +1 @@
+alter table "public"."mentor_available" alter column "max_applicant" set not null;
diff --git a/migrations/1723881929640_alter_table_public_mentor_available_alter_column_max_applicant/up.sql b/migrations/1723881929640_alter_table_public_mentor_available_alter_column_max_applicant/up.sql
new file mode 100644
index 0000000..641926d
--- /dev/null
+++ b/migrations/1723881929640_alter_table_public_mentor_available_alter_column_max_applicant/up.sql
@@ -0,0 +1 @@
+alter table "public"."mentor_available" alter column "max_applicant" drop not null;
diff --git a/migrations/1723881945772_alter_table_public_mentor_application_alter_column_year/down.sql b/migrations/1723881945772_alter_table_public_mentor_application_alter_column_year/down.sql
new file mode 100644
index 0000000..163faf2
--- /dev/null
+++ b/migrations/1723881945772_alter_table_public_mentor_application_alter_column_year/down.sql
@@ -0,0 +1 @@
+alter table "public"."mentor_application" alter column "year" set not null;
diff --git a/migrations/1723881945772_alter_table_public_mentor_application_alter_column_year/up.sql b/migrations/1723881945772_alter_table_public_mentor_application_alter_column_year/up.sql
new file mode 100644
index 0000000..5e11f6c
--- /dev/null
+++ b/migrations/1723881945772_alter_table_public_mentor_application_alter_column_year/up.sql
@@ -0,0 +1 @@
+alter table "public"."mentor_application" alter column "year" drop not null;