diff --git a/backend/internal/database/query.sql.go b/backend/internal/database/query.sql.go
index 59c27d2..4cc90a6 100644
--- a/backend/internal/database/query.sql.go
+++ b/backend/internal/database/query.sql.go
@@ -231,17 +231,17 @@ func (q *Queries) DeleteUserByUsername(ctx context.Context, username string) err
 
 const getConfirmationCodeByCode = `-- name: GetConfirmationCodeByCode :one
 SELECT id, user_id, code_type, code_hash, expires_at, used, deleted FROM confirmation_codes
-WHERE user_id = $1 AND code_type = $2 AND expires_at > CURRENT_TIMESTAMP AND code_hash = crypt($3, code_hash)
+WHERE user_id = $1 AND code_type = $2 AND expires_at > CURRENT_TIMESTAMP AND code_hash = crypt($3::text, code_hash)
 `
 
 type GetConfirmationCodeByCodeParams struct {
 	UserID   int64
 	CodeType int32
-	Crypt    string
+	Code     string
 }
 
 func (q *Queries) GetConfirmationCodeByCode(ctx context.Context, arg GetConfirmationCodeByCodeParams) (ConfirmationCode, error) {
-	row := q.db.QueryRow(ctx, getConfirmationCodeByCode, arg.UserID, arg.CodeType, arg.Crypt)
+	row := q.db.QueryRow(ctx, getConfirmationCodeByCode, arg.UserID, arg.CodeType, arg.Code)
 	var i ConfirmationCode
 	err := row.Scan(
 		&i.ID,
@@ -642,7 +642,12 @@ func (q *Queries) PruneTerminatedSessions(ctx context.Context) error {
 
 const updateBannedUser = `-- name: UpdateBannedUser :exec
 UPDATE banned_users
-SET reason = $2, expires_at = $3, banned_by = $4, pardoned = $5, pardoned_by = $6
+SET 
+  reason = COALESCE($2, reason),
+  expires_at = COALESCE($3, expires_at),
+  banned_by = COALESCE($4, banned_by),
+  pardoned = COALESCE($5, pardoned),
+  pardoned_by = COALESCE($6, pardoned_by)
 WHERE id = $1
 `
 
@@ -669,7 +674,9 @@ func (q *Queries) UpdateBannedUser(ctx context.Context, arg UpdateBannedUserPara
 
 const updateConfirmationCode = `-- name: UpdateConfirmationCode :exec
 UPDATE confirmation_codes
-SET used = $2, deleted = $3
+SET 
+  used = COALESCE($2, used),
+  deleted = COALESCE($3, deleted)
 WHERE id = $1
 `
 
@@ -686,7 +693,18 @@ func (q *Queries) UpdateConfirmationCode(ctx context.Context, arg UpdateConfirma
 
 const updateLoginInformationByUsername = `-- name: UpdateLoginInformationByUsername :exec
 UPDATE login_informations
-SET email = $2, password_hash = crypt($3::text, gen_salt('bf')), totp_encrypted = $4, email_2fa_enabled = $5, password_change_date = $6    
+SET 
+  email = COALESCE($2, email), 
+  password_hash = COALESCE(
+    CASE
+      WHEN $3::text IS NOT NULL
+      THEN crypt($3::text, gen_salt('bf'))
+    END,
+    password_hash
+  ), 
+  totp_encrypted = COALESCE($4, totp_encrypted),
+  email_2fa_enabled = COALESCE($5, email_2fa_enabled),
+  password_change_date = COALESCE($6, password_change_date)
 FROM users
 WHERE users.username = $1 AND login_informations.user_id = users.id
 `
@@ -714,7 +732,13 @@ func (q *Queries) UpdateLoginInformationByUsername(ctx context.Context, arg Upda
 
 const updateProfileByUsername = `-- name: UpdateProfileByUsername :exec
 UPDATE profiles
-SET name = $2, bio = $3, birthday = $4, avatar_url = $5, color = $6, color_grad = $7
+SET 
+  name = COALESCE($2, name),
+  bio = COALESCE($3, bio),
+  birthday = COALESCE($4, birthday),
+  avatar_url = COALESCE($5, avatar_url),
+  color = COALESCE($6, color),
+  color_grad = COALESCE($7, color_grad)
 FROM users
 WHERE username = $1
 `
@@ -745,13 +769,13 @@ func (q *Queries) UpdateProfileByUsername(ctx context.Context, arg UpdateProfile
 const updateProfileSettings = `-- name: UpdateProfileSettings :exec
 UPDATE profile_settings
 SET 
-  hide_fulfilled = $2,
-  hide_profile_details = $3,
-  hide_for_unauthenticated = $4,
-  hide_birthday = $5,
-  hide_dates = $6,
-  captcha = $7,
-  followers_only_interaction = $8
+  hide_fulfilled = COALESCE($2, hide_fulfilled),
+  hide_profile_details = COALESCE($3, hide_profile_details),
+  hide_for_unauthenticated = COALESCE($4, hide_for_unauthenticated),
+  hide_birthday = COALESCE($5, hide_birthday),
+  hide_dates = COALESCE($6, hide_dates),
+  captcha = COALESCE($7, captcha),
+  followers_only_interaction = COALESCE($8, followers_only_interaction)
 WHERE id = $1
 `
 
@@ -782,7 +806,13 @@ func (q *Queries) UpdateProfileSettings(ctx context.Context, arg UpdateProfileSe
 
 const updateSession = `-- name: UpdateSession :exec
 UPDATE sessions
-SET name = $2, platform = $3, latest_ip = $4, login_time = $5, last_seen_date = $6, terminated = $7
+SET 
+  name = COALESCE($2, name),
+  platform = COALESCE($3, platform),
+  latest_ip = COALESCE($4, latest_ip),
+  login_time = COALESCE($5, login_time),
+  last_seen_date = COALESCE($6, last_seen_date),
+  terminated = COALESCE($7, terminated)
 WHERE id = $1
 `
 
@@ -811,7 +841,9 @@ func (q *Queries) UpdateSession(ctx context.Context, arg UpdateSessionParams) er
 
 const updateUser = `-- name: UpdateUser :exec
 UPDATE users
-SET verified = $2, deleted = $3
+SET 
+  verified = COALESCE($2, verified), 
+  deleted = COALESCE($3, deleted)
 WHERE id = $1
 `
 
diff --git a/sqlc/query.sql b/sqlc/query.sql
index f51def8..3e50d95 100644
--- a/sqlc/query.sql
+++ b/sqlc/query.sql
@@ -8,7 +8,9 @@ VALUES ($1, false) RETURNING *;
 
 ;-- name: UpdateUser :exec
 UPDATE users
-SET verified = $2, deleted = $3
+SET 
+  verified = COALESCE($2, verified), 
+  deleted = COALESCE($3, deleted)
 WHERE id = $1; 
 
 ;-- name: UpdateUserByUsername :exec
@@ -58,7 +60,12 @@ VALUES ( $1, $2, $3, $4) RETURNING *;
 
 ;-- name: UpdateBannedUser :exec
 UPDATE banned_users
-SET reason = $2, expires_at = $3, banned_by = $4, pardoned = $5, pardoned_by = $6
+SET 
+  reason = COALESCE($2, reason),
+  expires_at = COALESCE($3, expires_at),
+  banned_by = COALESCE($4, banned_by),
+  pardoned = COALESCE($5, pardoned),
+  pardoned_by = COALESCE($6, pardoned_by)
 WHERE id = $1;      
 
 ;-- name: GetUserBans :many
@@ -80,7 +87,18 @@ VALUES ( $1, $2, crypt(@password::text, gen_salt('bf')) ) RETURNING *;
 
 ;-- name: UpdateLoginInformationByUsername :exec
 UPDATE login_informations
-SET email = $2, password_hash = crypt(@password::text, gen_salt('bf')), totp_encrypted = $4, email_2fa_enabled = $5, password_change_date = $6    
+SET 
+  email = COALESCE($2, email), 
+  password_hash = COALESCE(
+    CASE
+      WHEN @password::text IS NOT NULL
+      THEN crypt(@password::text, gen_salt('bf'))
+    END,
+    password_hash
+  ), 
+  totp_encrypted = COALESCE($4, totp_encrypted),
+  email_2fa_enabled = COALESCE($5, email_2fa_enabled),
+  password_change_date = COALESCE($6, password_change_date)
 FROM users
 WHERE users.username = $1 AND login_informations.user_id = users.id;
 
@@ -99,11 +117,13 @@ VALUES ($1, $2, crypt(@code::text, gen_salt('bf'))) RETURNING *;
 
 ;-- name: GetConfirmationCodeByCode :one
 SELECT * FROM confirmation_codes
-WHERE user_id = $1 AND code_type = $2 AND expires_at > CURRENT_TIMESTAMP AND code_hash = crypt($3, code_hash);
+WHERE user_id = $1 AND code_type = $2 AND expires_at > CURRENT_TIMESTAMP AND code_hash = crypt(@code::text, code_hash);
 
 ;-- name: UpdateConfirmationCode :exec
 UPDATE confirmation_codes
-SET used = $2, deleted = $3
+SET 
+  used = COALESCE($2, used),
+  deleted = COALESCE($3, deleted)
 WHERE id = $1;
 
 ;-- name: PruneExpiredConfirmationCodes :exec
@@ -120,7 +140,13 @@ VALUES ($1, $2, $3, $4) RETURNING *;
 
 ;-- name: UpdateSession :exec
 UPDATE sessions
-SET name = $2, platform = $3, latest_ip = $4, login_time = $5, last_seen_date = $6, terminated = $7
+SET 
+  name = COALESCE($2, name),
+  platform = COALESCE($3, platform),
+  latest_ip = COALESCE($4, latest_ip),
+  login_time = COALESCE($5, login_time),
+  last_seen_date = COALESCE($6, last_seen_date),
+  terminated = COALESCE($7, terminated)
 WHERE id = $1;
 
 ;-- name: GetUserSessions :many
@@ -141,7 +167,13 @@ VALUES ($1, $2, $3, $4, $5, $6, $7) RETURNING *;
 
 ;-- name: UpdateProfileByUsername :exec
 UPDATE profiles
-SET name = $2, bio = $3, birthday = $4, avatar_url = $5, color = $6, color_grad = $7
+SET 
+  name = COALESCE($2, name),
+  bio = COALESCE($3, bio),
+  birthday = COALESCE($4, birthday),
+  avatar_url = COALESCE($5, avatar_url),
+  color = COALESCE($6, color),
+  color_grad = COALESCE($7, color_grad)
 FROM users
 WHERE username = $1;
 
@@ -203,13 +235,13 @@ VALUES ($1) RETURNING *;
 ;-- name: UpdateProfileSettings :exec
 UPDATE profile_settings
 SET 
-  hide_fulfilled = $2,
-  hide_profile_details = $3,
-  hide_for_unauthenticated = $4,
-  hide_birthday = $5,
-  hide_dates = $6,
-  captcha = $7,
-  followers_only_interaction = $8
+  hide_fulfilled = COALESCE($2, hide_fulfilled),
+  hide_profile_details = COALESCE($3, hide_profile_details),
+  hide_for_unauthenticated = COALESCE($4, hide_for_unauthenticated),
+  hide_birthday = COALESCE($5, hide_birthday),
+  hide_dates = COALESCE($6, hide_dates),
+  captcha = COALESCE($7, captcha),
+  followers_only_interaction = COALESCE($8, followers_only_interaction)
 WHERE id = $1;
 
 ;-- name: GetProfileSettingsByUsername :one