Drop soft-delete

Fixes #13.

migrations/00001_AddUsers_up.sql

@@ -16,7 +16,6 @@ CREATE TABLE users (
 
     created_at TIMESTAMP WITH TIME ZONE NOT NULL,
     updated_at TIMESTAMP WITH TIME ZONE NOT NULL,
-    deleted_at TIMESTAMP WITH TIME ZONE NULL,
 
     CONSTRAINT users_pkey PRIMARY KEY (id)
 );

migrations/00003_AddSpecies_up.sql

@@ -11,18 +11,15 @@ CREATE TABLE species (
 
     created_at TIMESTAMP WITH TIME ZONE NOT NULL,
     updated_at TIMESTAMP WITH TIME ZONE NOT NULL,
-    deleted_at TIMESTAMP WITH TIME ZONE NULL,
 
     created_by BIGINT NOT NULL,
     updated_by BIGINT NOT NULL,
-    deleted_by BIGINT NULL,
 
     CONSTRAINT species_pkey PRIMARY KEY (id),
     FOREIGN KEY (genus_id) REFERENCES genera(id),
     FOREIGN KEY (subspecies_species_id) REFERENCES species(id),
     FOREIGN KEY (created_by) REFERENCES users(id),
-    FOREIGN KEY (updated_by) REFERENCES users(id),
-    FOREIGN KEY (deleted_by) REFERENCES users(id)
+    FOREIGN KEY (updated_by) REFERENCES users(id)
 );
 
 CREATE INDEX genus_id_idx ON species (genus_id);

migrations/00004_AddStrain_up.sql

@@ -14,17 +14,14 @@ CREATE TABLE strains (
 
     created_at TIMESTAMP WITH TIME ZONE NOT NULL,
     updated_at TIMESTAMP WITH TIME ZONE NOT NULL,
-    deleted_at TIMESTAMP WITH TIME ZONE NULL,
 
     created_by BIGINT NOT NULL,
     updated_by BIGINT NOT NULL,
-    deleted_by BIGINT NULL,
 
     CONSTRAINT strain_pkey PRIMARY KEY (id),
     FOREIGN KEY (species_id) REFERENCES species(id) ON DELETE CASCADE,
     FOREIGN KEY (created_by) REFERENCES users(id),
-    FOREIGN KEY (updated_by) REFERENCES users(id),
-    FOREIGN KEY (deleted_by) REFERENCES users(id)
+    FOREIGN KEY (updated_by) REFERENCES users(id)
 );
 
 CREATE INDEX species_id_idx ON strains (species_id);

migrations/00005_AddCharacteristicTypes_up.sql

@@ -7,15 +7,12 @@ CREATE TABLE characteristic_types (
 
     created_at TIMESTAMP WITH TIME ZONE NOT NULL,
     updated_at TIMESTAMP WITH TIME ZONE NOT NULL,
-    deleted_at TIMESTAMP WITH TIME ZONE NULL,
 
     created_by BIGINT NOT NULL,
     updated_by BIGINT NOT NULL,
-    deleted_by BIGINT NULL,
 
     CONSTRAINT characteristic_types_pkey PRIMARY KEY (id),
     FOREIGN KEY (created_by) REFERENCES users(id),
-    FOREIGN KEY (updated_by) REFERENCES users(id),
-    FOREIGN KEY (deleted_by) REFERENCES users(id)
+    FOREIGN KEY (updated_by) REFERENCES users(id)
 );
 

migrations/00006_AddCharacteristics_up.sql

@@ -9,17 +9,14 @@ CREATE TABLE characteristics (
 
     created_at TIMESTAMP WITH TIME ZONE NOT NULL,
     updated_at TIMESTAMP WITH TIME ZONE NOT NULL,
-    deleted_at TIMESTAMP WITH TIME ZONE NULL,
 
     created_by BIGINT NOT NULL,
     updated_by BIGINT NOT NULL,
-    deleted_by BIGINT NULL,
 
     CONSTRAINT characteristics_pkey PRIMARY KEY (id),
     FOREIGN KEY (characteristic_type_id) REFERENCES characteristic_types(id),
     FOREIGN KEY (created_by) REFERENCES users(id),
-    FOREIGN KEY (updated_by) REFERENCES users(id),
-    FOREIGN KEY (deleted_by) REFERENCES users(id)
+    FOREIGN KEY (updated_by) REFERENCES users(id)
 );
 
 CREATE INDEX characteristic_type_id_idx ON characteristics (characteristic_type_id);