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-rw-r--r--data/sql/metadata.sql11
1 files changed, 11 insertions, 0 deletions
diff --git a/data/sql/metadata.sql b/data/sql/metadata.sql
index 3c21636c..adcee507 100644
--- a/data/sql/metadata.sql
+++ b/data/sql/metadata.sql
@@ -1,2 +1,13 @@
+-- Version of the database structure.
+-- The major number indicates an incompatible change (e.g. table or column
+-- removed or renamed).
+-- The minor number is incremented if a backward compatible change done, that
+-- is the new database can still work with an older PROJ version.
+-- When updating those numbers, the DATABASE_LAYOUT_VERSION_MAJOR and
+-- DATABASE_LAYOUT_VERSION_MINOR constants in src/iso19111/factory.cpp must be
+-- updated as well.
+INSERT INTO "metadata" VALUES('DATABASE.LAYOUT.VERSION.MAJOR', 1);
+INSERT INTO "metadata" VALUES('DATABASE.LAYOUT.VERSION.MINOR', 0);
+
INSERT INTO "metadata" VALUES('EPSG.VERSION', 'v10.007');
INSERT INTO "metadata" VALUES('EPSG.DATE', '2020-11-18');