MM-57913 Increase maximum length of Preferences.Value column (#27297)

* MM-57913 Increase maximum length of Preferences.Value column

* Add missing column name to migration

* Lowercased table and column names

server/channels/db/migrations/migrations.list

@@ -240,6 +240,8 @@ channels/db/migrations/mysql/000120_create_channelbookmarks_table.down.sql
 channels/db/migrations/mysql/000120_create_channelbookmarks_table.up.sql
 channels/db/migrations/mysql/000121_remove_true_up_review_history.down.sql
 channels/db/migrations/mysql/000121_remove_true_up_review_history.up.sql
+channels/db/migrations/mysql/000122_preferences_value_length.down.sql
+channels/db/migrations/mysql/000122_preferences_value_length.up.sql
 channels/db/migrations/postgres/000001_create_teams.down.sql
 channels/db/migrations/postgres/000001_create_teams.up.sql
 channels/db/migrations/postgres/000002_create_team_members.down.sql
@@ -480,3 +482,5 @@ channels/db/migrations/postgres/000120_create_channelbookmarks_table.down.sql
 channels/db/migrations/postgres/000120_create_channelbookmarks_table.up.sql
 channels/db/migrations/postgres/000121_remove_true_up_review_history.down.sql
 channels/db/migrations/postgres/000121_remove_true_up_review_history.up.sql
+channels/db/migrations/postgres/000122_preferences_value_length.down.sql
+channels/db/migrations/postgres/000122_preferences_value_length.up.sql

server/channels/db/migrations/mysql/000122_preferences_value_length.down.sql

@@ -0,0 +1 @@
+-- Only applicable to Postgres

server/channels/db/migrations/mysql/000122_preferences_value_length.up.sql

@@ -0,0 +1 @@
+-- Only applicable to Postgres

server/channels/db/migrations/postgres/000122_preferences_value_length.down.sql

@@ -0,0 +1 @@
+ALTER TABLE Preferences ALTER COLUMN Value TYPE VARCHAR(2000);

server/channels/db/migrations/postgres/000122_preferences_value_length.up.sql

@@ -0,0 +1 @@
+ALTER TABLE preferences ALTER COLUMN value TYPE text;