--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/backend/doc/schema/postgresql-minfo.sql	Thu Apr 25 15:23:37 2013 +0200
@@ -0,0 +1,337 @@
+BEGIN;
+
+CREATE SEQUENCE LOCATION_SYSTEM_SEQ;
+
+CREATE TABLE location_system (
+    id          int NOT NULL,
+    name        VARCHAR(32)  NOT NULL,
+    description VARCHAR(255),
+    PRIMARY KEY(id)
+);
+
+
+CREATE SEQUENCE ELEVATION_MODEL_SEQ;
+
+CREATE TABLE elevation_model (
+    id          int NOT NULL,
+    name        VARCHAR(32)  NOT NULL,
+    unit_id     int NOT NULL,
+    PRIMARY KEY(id),
+    CONSTRAINT fk_unit FOREIGN KEY (unit_id) REFERENCES units(id)
+);
+
+
+-- lookup table for bedheight types
+CREATE TABLE bed_height_type (
+    id          int NOT NULL,
+    name        VARCHAR(64) NOT NULL,
+    PRIMARY KEY(id)
+);
+INSERT INTO bed_height_type VALUES (1, 'Querprofile');
+INSERT INTO bed_height_type VALUES (2, 'Flächenpeilung');
+INSERT INTO bed_height_type VALUES (3, 'Flächen- u. Querprofilpeilungen');
+INSERT INTO bed_height_type VALUES (4, 'DGM');
+INSERT INTO bed_height_type VALUES (5, 'TIN');
+INSERT INTO bed_height_type VALUES (6, 'Modell');
+
+
+CREATE SEQUENCE BED_HEIGHT_SINGLE_ID_SEQ;
+
+CREATE TABLE bed_height_single (
+    id                      int NOT NULL,
+    river_id                int NOT NULL,
+    year                    int,
+    sounding_width          int,
+    type_id                 int NOT NULL,
+    location_system_id      int NOT NULL,
+    cur_elevation_model_id  int NOT NULL,
+    old_elevation_model_id  int,
+    range_id                int,
+    evaluation_by           VARCHAR(255),
+    description             VARCHAR(255),
+    PRIMARY KEY(id),
+    CONSTRAINT fk_bed_single_river_id FOREIGN KEY (river_id) REFERENCES rivers(id) ON DELETE CASCADE,
+    CONSTRAINT fk_type FOREIGN KEY (type_id) REFERENCES bed_height_type(id),
+    CONSTRAINT fk_location_system FOREIGN KEY (location_system_id) REFERENCES location_system(id),
+    CONSTRAINT fk_cur_elevation_model FOREIGN KEY (cur_elevation_model_id) REFERENCES elevation_model(id),
+    CONSTRAINT fk_old_elevation_model FOREIGN KEY (old_elevation_model_id) REFERENCES elevation_model(id),
+    CONSTRAINT fk_range FOREIGN KEY (range_id) REFERENCES ranges(id) ON DELETE CASCADE
+);
+
+
+CREATE SEQUENCE BED_HEIGHT_EPOCH_ID_SEQ;
+
+CREATE TABLE bed_height_epoch (
+    id                      int NOT NULL,
+    river_id                int NOT NULL,
+    time_interval_id        int NOT NULL,
+    -- sounding_with           int NOT NULL,
+    -- type_id                 int NOT NULL,
+    cur_elevation_model_id  int NOT NULL,
+    old_elevation_model_id  int,
+    range_id                int,
+    evaluation_by           VARCHAR(255),
+    description             VARCHAR(255),
+    PRIMARY KEY(id),
+    CONSTRAINT fk_time_interval FOREIGN KEY (time_interval_id) REFERENCES time_intervals(id),
+    CONSTRAINT fk_epoch_cur_elevation_model FOREIGN KEY (cur_elevation_model_id) REFERENCES elevation_model(id),
+    CONSTRAINT fk_epoch_old_elevation_model FOREIGN KEY (old_elevation_model_id) REFERENCES elevation_model(id),
+    CONSTRAINT fk_epoch_range FOREIGN KEY (range_id) REFERENCES ranges(id) ON DELETE CASCADE
+);
+
+
+CREATE SEQUENCE BED_SINGLE_VALUES_ID_SEQ;
+
+CREATE TABLE bed_height_single_values (
+    id                      int NOT NULL,
+    bed_height_single_id    int NOT NULL,
+    station                 NUMERIC NOT NULL,
+    height                  NUMERIC,
+    uncertainty             NUMERIC,
+    data_gap                NUMERIC,
+    sounding_width          NUMERIC,
+    width                   NUMERIC,
+    PRIMARY KEY(id),
+    CONSTRAINT fk_bed_single_values_parent FOREIGN KEY (bed_height_single_id) REFERENCES bed_height_single(id) ON DELETE CASCADE
+);
+
+
+CREATE SEQUENCE BED_EPOCH_VALUES_ID_SEQ;
+
+CREATE TABLE bed_height_epoch_values (
+    id                      int NOT NULL,
+    bed_height_epoch_id     int NOT NULL,
+    station                 NUMERIC NOT NULL,
+    height                  NUMERIC,
+    PRIMARY KEY(id),
+    CONSTRAINT fk_bed_epoch_values_parent FOREIGN KEY (bed_height_epoch_id) REFERENCES bed_height_epoch(id) ON DELETE CASCADE
+);
+
+
+CREATE SEQUENCE DEPTHS_ID_SEQ;
+
+CREATE TABLE depths (
+    id      int NOT NULL,
+    lower   NUMERIC NOT NULL,
+    upper   NUMERIC NOT NULL,
+    PRIMARY KEY(id)
+);
+
+
+CREATE SEQUENCE SEDIMENT_DENSITY_ID_SEQ;
+
+CREATE TABLE sediment_density (
+    id          int NOT NULL,
+    river_id    int NOT NULL,
+    depth_id    int NOT NULL,
+    description VARCHAR(256),
+    PRIMARY KEY(id),
+    CONSTRAINT fk_sd_river_id FOREIGN KEY (river_id) REFERENCES rivers(id) ON DELETE CASCADE,
+    CONSTRAINT fk_sd_depth_id FOREIGN KEY (depth_id) REFERENCES depths(id)
+);
+
+
+CREATE SEQUENCE SEDIMENT_DENSITY_VALUES_ID_SEQ;
+
+CREATE TABLE sediment_density_values (
+    id                  int NOT NULL,
+    sediment_density_id int NOT NULL,
+    station             NUMERIC NOT NULL,
+    shore_offset	NUMERIC,
+    density             NUMERIC NOT NULL,
+    description         VARCHAR(256),
+    year                int,
+    PRIMARY KEY(id),
+    CONSTRAINT fk_sdv_sediment_density_id FOREIGN KEY(sediment_density_id) REFERENCES sediment_density(id) ON DELETE CASCADE
+);
+
+
+CREATE SEQUENCE MORPHOLOGIC_WIDTH_ID_SEQ;
+
+CREATE TABLE morphologic_width (
+    id          int NOT NULL,
+    river_id    int NOT NULL,
+    unit_id     int NOT NULL,
+    PRIMARY KEY(id),
+    CONSTRAINT fk_mw_river_id FOREIGN KEY(river_id) REFERENCES rivers(id) ON DELETE CASCADE,
+    CONSTRAINT fk_mw_unit_id FOREIGN KEY(unit_id) REFERENCES units(id)
+);
+
+
+CREATE SEQUENCE MORPH_WIDTH_VALUES_ID_SEQ;
+
+CREATE TABLE morphologic_width_values (
+    id                      int NOT NULL,
+    morphologic_width_id    int NOT NULL,
+    station                 NUMERIC NOT NULL,
+    width                   NUMERIC NOT NULL,
+    description             VARCHAR(256),
+    PRIMARY KEY(id),
+    CONSTRAINT fk_mwv_morphologic_width_id FOREIGN KEY (morphologic_width_id) REFERENCES morphologic_width(id) ON DELETE CASCADE
+);
+
+
+CREATE SEQUENCE DISCHARGE_ZONE_ID_SEQ;
+
+CREATE TABLE discharge_zone (
+    id                      int NOT NULL,
+    river_id                int NOT NULL,
+    gauge_name              VARCHAR(64)  NOT NULL, -- this is not very proper, but there are gauges with no db instance
+    value                   NUMERIC NOT NULL,
+    lower_discharge         VARCHAR(16)  NOT NULL,
+    upper_discharge         VARCHAR(16),
+    PRIMARY KEY(id),
+    CONSTRAINT fk_dz_river_id FOREIGN KEY (river_id) REFERENCES rivers(id) ON DELETE CASCADE
+);
+
+
+CREATE SEQUENCE FLOW_VELOCITY_MODEL_ID_SEQ;
+
+CREATE TABLE flow_velocity_model (
+    id                  int NOT NULL,
+    discharge_zone_id   int NOT NULL,
+    description         VARCHAR(256),
+    PRIMARY KEY (id),
+    CONSTRAINT fk_fvm_discharge_zone_id FOREIGN KEY (discharge_zone_id) REFERENCES discharge_zone (id) ON DELETE CASCADE
+);
+
+
+CREATE SEQUENCE FLOW_VELOCITY_M_VALUES_ID_SEQ;
+
+CREATE TABLE flow_velocity_model_values (
+    id                      int NOT NULL,
+    flow_velocity_model_id  int NOT NULL,
+    station                 NUMERIC NOT NULL,
+    q                       NUMERIC NOT NULL,
+    total_channel           NUMERIC NOT NULL,
+    main_channel            NUMERIC NOT NULL,
+    shear_stress            NUMERIC NOT NULL,
+    PRIMARY KEY(id),
+    UNIQUE (station, flow_velocity_model_id),
+    CONSTRAINT fk_fvv_flow_velocity_model_id FOREIGN KEY (flow_velocity_model_id) REFERENCES flow_velocity_model(id) ON DELETE CASCADE
+);
+
+
+
+CREATE SEQUENCE FV_MEASURE_ID_SEQ;
+
+CREATE TABLE flow_velocity_measurements (
+    id          int NOT NULL,
+    river_id    int NOT NULL,
+    description VARCHAR(256),
+    PRIMARY KEY (id),
+    CONSTRAINT fk_fvm_rivers_id FOREIGN KEY (river_id) REFERENCES rivers(id) ON DELETE CASCADE
+);
+
+CREATE SEQUENCE FV_MEASURE_VALUES_ID_SEQ;
+
+CREATE TABLE flow_velocity_measure_values (
+    id              int NOT NULL,
+    measurements_id int NOT NULL,
+    station         NUMERIC NOT NULL,
+    datetime        TIMESTAMP,
+    w               NUMERIC NOT NULL,
+    q               NUMERIC NOT NULL,
+    v               NUMERIC NOT NULL,
+    description     VARCHAR(256),
+    PRIMARY KEY (id),
+    CONSTRAINT fk_fvmv_measurements_id FOREIGN KEY (measurements_id) REFERENCES flow_velocity_measurements (id) ON DELETE CASCADE
+);
+
+
+CREATE SEQUENCE GRAIN_FRACTION_ID_SEQ;
+
+CREATE TABLE grain_fraction (
+    id      int   NOT NULL,
+    name    VARCHAR(64)    NOT NULL,
+    lower   NUMERIC,
+    upper   NUMERIC,
+    PRIMARY KEY (id),
+);
+
+
+CREATE SEQUENCE SEDIMENT_YIELD_ID_SEQ;
+
+CREATE TABLE sediment_yield (
+    id                  int NOT NULL,
+    river_id            int NOT NULL,
+    grain_fraction_id   int,
+    unit_id             int NOT NULL,
+    time_interval_id    int NOT NULL,
+    description         VARCHAR(256),
+    PRIMARY KEY (id),
+    CONSTRAINT fk_sy_river_id FOREIGN KEY (river_id) REFERENCES rivers(id) ON DELETE CASCADE,
+    CONSTRAINT fk_sy_grain_fraction_id FOREIGN KEY (grain_fraction_id) REFERENCES grain_fraction(id),
+    CONSTRAINT fk_sy_unit_id FOREIGN KEY (unit_id) REFERENCES units(id),
+    CONSTRAINT fk_sy_time_interval_id FOREIGN KEY (time_interval_id) REFERENCES time_intervals(id)
+);
+
+
+CREATE SEQUENCE SEDIMENT_YIELD_VALUES_ID_SEQ;
+
+CREATE TABLE sediment_yield_values (
+    id                  int NOT NULL,
+    sediment_yield_id   int NOT NULL,
+    station             NUMERIC NOT NULL,
+    value               NUMERIC NOT NULL,
+    PRIMARY KEY (id),
+    CONSTRAINT fk_syv_sediment_yield_id FOREIGN KEY (sediment_yield_id) REFERENCES sediment_yield(id) ON DELETE CASCADE
+);
+
+
+CREATE SEQUENCE MEASUREMENT_STATION_ID_SEQ;
+CREATE TABLE measurement_station (
+    id                       int          NOT NULL,
+    name                     VARCHAR(256) NOT NULL,
+    river_id                 int          NOT NULL,
+    station                  NUMERIC      NOT NULL,
+    range_id                 int,
+    measurement_type         VARCHAR(64)  NOT NULL,
+    riverside                VARCHAR(16),
+    reference_gauge_id       int,
+    -- store name of reference gauges here too, as not all are in gauges
+    reference_gauge_name     VARCHAR(64),
+    observation_timerange_id int,
+    operator                 VARCHAR(64),
+    description              VARCHAR(512),
+    PRIMARY KEY (id),
+    CONSTRAINT fk_ms_river_id FOREIGN KEY (river_id) REFERENCES rivers(id) ON DELETE CASCADE,
+    CONSTRAINT fk_ms_range_id FOREIGN KEY (range_id) REFERENCES ranges(id) ON DELETE CASCADE,
+    CONSTRAINT fk_ms_reference_gauge_id FOREIGN KEY (reference_gauge_id) REFERENCES gauges(id) ON DELETE CASCADE,
+    CONSTRAINT fk_ms_observation_timerange_id FOREIGN KEY (observation_timerange_id) REFERENCES time_intervals(id)
+);
+
+
+CREATE SEQUENCE SQ_RELATION_ID_SEQ;
+
+CREATE TABLE sq_relation (
+    id               int NOT NULL,
+    river_id         int NOT NULL,
+    time_interval_id int NOT NULL,
+    description      VARCHAR(256),
+    PRIMARY KEY (id),
+    CONSTRAINT fk_sqr_river_id FOREIGN KEY (river_id) REFERENCES rivers(id) ON DELETE CASCADE,
+    CONSTRAINT fk_sqr_tinterval_id FOREIGN KEY (time_interval_id) REFERENCES time_intervals(id)
+);
+
+
+CREATE SEQUENCE SQ_RELATION_VALUES_ID_SEQ;
+
+CREATE TABLE sq_relation_value (
+    id                     int NOT NULL,
+    sq_relation_id         int NOT NULL,
+    measurement_station_id int NOT NULL,
+    parameter              VARCHAR(1) NOT NULL,
+    a                      NUMERIC NOT NULL,
+    b                      NUMERIC NOT NULL,
+    qmax                   NUMERIC NOT NULL,
+    rsq                    NUMERIC,
+    ntot                   int,
+    noutl                  int,
+    cferguson              NUMERIC,
+    cduan                  NUMERIC,
+    PRIMARY KEY (id),
+    CONSTRAINT fk_sqr_id FOREIGN KEY (sq_relation_id) REFERENCES sq_relation(id) ON DELETE CASCADE,
+    CONSTRAINT fk_mstation_id FOREIGN KEY (measurement_station_id) REFERENCES measurement_station(id) ON DELETE CASCADE
+);
+COMMIT;