add feature vector migration (I need it for my test db)

SVN: 16554

screening/source/sql/postgresql/migration/migration-001-002.sql

@@ -7,3 +7,43 @@ update images as img set path = (select images_directory
                                 || '/' || path where path not like '%:%';
                                 
 alter table data_sets drop column images_directory;
+
+/* ---------------------------------------------------------------------- */
+/* FEATURE VECTORS                                                        */
+/* ---------------------------------------------------------------------- */ 
+
+CREATE TABLE FEATURE_DEFS (
+    ID BIGSERIAL  NOT NULL,
+    
+    NAME NAME NOT NULL,
+    DESCRIPTION DESCRIPTION,
+    
+    DS_ID  TECH_ID NOT NULL,
+    
+    PRIMARY KEY (ID),
+    CONSTRAINT FK_FEATURE_DEFS_1 FOREIGN KEY (DS_ID) REFERENCES DATA_SETS (ID) ON DELETE CASCADE ON UPDATE CASCADE,
+    CONSTRAINT FEATURE_DEFS_UK_1 UNIQUE(NAME, DS_ID)
+);
+
+CREATE INDEX FEATURE_DEFS_DS_IDX ON FEATURE_DEFS(DS_ID);
+
+CREATE TABLE FEATURE_VALUES (
+    ID BIGSERIAL  NOT NULL,
+		
+		-- we use the fixed dimension meters here
+		Z_in_M REAL,
+		-- we use the fixed dimension seconds here
+		T_in_SEC REAL,
+		-- serialized 2D matrix with values for each spot
+		VALUES BYTEA NOT NULL,
+		
+		FD_ID  TECH_ID NOT NULL,
+		
+		PRIMARY KEY (ID),
+		CONSTRAINT FK_FEATURE_VALUES_1 FOREIGN KEY (FD_ID) REFERENCES FEATURE_DEFS (ID) ON DELETE CASCADE ON UPDATE CASCADE
+    -- This constaint does not make any sense. Leave it out for now.
+    -- CONSTRAINT FEATURE_VALUES_UK_1 UNIQUE(Z_in_M, T_in_SEC)
+);
+
+CREATE INDEX FEATURE_VALUES_FD_IDX ON FEATURE_VALUES(FD_ID);
+CREATE INDEX FEATURE_VALUES_Z_AND_T_IDX ON FEATURE_VALUES(Z_in_M, T_in_SEC);