Translate parts of speech

20230218100109_translate_parts.down.sql

@@ -0,0 +1,3 @@
+BEGIN;
+DROP TABLE part_names;
+COMMIT;

20230218100109_translate_parts.up.sql

@@ -0,0 +1,19 @@
+BEGIN;
+
+CREATE TABLE part_names (
+--  name         type      constraints
+    id           BIGSERIAL PRIMARY KEY,
+    part_id      BIGINT    NOT NULL REFERENCES parts (id),
+    name_lang_id BIGINT    NOT NULL REFERENCES languages (id),
+    value        VARCHAR   NOT NULL,
+
+--  CONSTRAINT name               CHECK (condition)
+    CONSTRAINT value_is_sane_text CHECK (is_sane_text(value))
+);
+
+CREATE UNIQUE INDEX part_names_part_name_lang
+    ON part_names (part_id, name_lang_id);
+CREATE UNIQUE INDEX part_names_name_lang_value
+    ON part_names (name_lang_id, value);
+
+COMMIT;