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-rw-r--r--data/sql/proj_db_table_defs.sql1
1 files changed, 1 insertions, 0 deletions
diff --git a/data/sql/proj_db_table_defs.sql b/data/sql/proj_db_table_defs.sql
index d5e8a25c..7e182e11 100644
--- a/data/sql/proj_db_table_defs.sql
+++ b/data/sql/proj_db_table_defs.sql
@@ -145,6 +145,7 @@ CREATE TABLE geodetic_datum (
prime_meridian_auth_name TEXT NOT NULL,
prime_meridian_code TEXT NOT NULL,
publication_date TEXT, --- YYYY-MM-DD format
+ frame_reference_epoch FLOAT, --- only set for dynamic datum, and should be set when it is a dynamic datum
deprecated BOOLEAN NOT NULL CHECK (deprecated IN (0, 1)),
CONSTRAINT pk_geodetic_datum PRIMARY KEY (auth_name, code),
CONSTRAINT fk_geodetic_datum_ellipsoid FOREIGN KEY (ellipsoid_auth_name, ellipsoid_code) REFERENCES ellipsoid(auth_name, code),