add unique index on currencies(name)

[mobile-ledger.git] / app / src / main / res / raw / db_62.sql

diff --git a/app/src/main/res/raw/db_62.sql b/app/src/main/res/raw/db_62.sql
new file mode 100644 (file)
index 0000000..c62609d
--- /dev/null
+++ b/app/src/main/res/raw/db_62.sql
@@ -0,0 +1,26 @@
+-- Copyright © 2021 Damyan Ivanov.
+-- This file is part of MoLe.
+-- MoLe is free software: you can distribute it and/or modify it
+-- under the term of the GNU General Public License as published by
+-- the Free Software Foundation, either version 3 of the License, or
+-- (at your opinion), any later version.
+--
+-- MoLe is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+-- GNU General Public License terms for details.
+--
+-- You should have received a copy of the GNU General Public License
+-- along with MoLe. If not, see <https://www.gnu.org/licenses/>.
+
+-- migrate from revision 60 to revision 61
+
+-- pragmas need to be outside of transaction control
+-- foreign_keys is needed so that foreign key constraints are redirected
+
+commit transaction;
+pragma foreign_keys = on;
+
+begin transaction;
+
+create unique index currency_name_idx on currencies(name);
\ No newline at end of file