CMR-8379 - Create the Generic Document Table (#1606)

* CMR-8379 - Creating a new table for the storage of Generic Metadata as a CMR concept.

Author: jceaser

metadata-db-app/src/cmr/metadata_db/migrations/080_add_generic_document_table.clj

@@ -0,0 +1,60 @@
+(ns cmr.metadata-db.migrations.080-add-generic-document-table
+  (:require
+   [config.mdb-migrate-helper :as h]))
+
+(defn- create-generic-documents-table
+  []
+  (h/sql
+   "CREATE TABLE METADATA_DB.cmr_generic_documents (
+    id NUMBER,
+    concept_id VARCHAR(255) NOT NULL,
+    native_id VARCHAR(1030) NOT NULL,
+    provider_id VARCHAR(10) NOT NULL,
+    document_name VARCHAR(20) NOT NULL,
+    schema VARCHAR(255) NOT NULL,
+    format VARCHAR(255) NOT NULL,
+    mime_type VARCHAR(255) NOT NULL,
+    metadata BLOB NOT NULL,
+    revision_id INTEGER DEFAULT 1 NOT NULL,
+    revision_date TIMESTAMP WITH TIME ZONE DEFAULT SYSTIMESTAMP NOT NULL,
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT SYSTIMESTAMP NOT NULL,
+    deleted INTEGER DEFAULT 0 NOT NULL,
+    user_id VARCHAR(30),
+    transaction_id INTEGER DEFAULT 0 NOT NULL,
+
+    CONSTRAINT generic_doc_pk PRIMARY KEY (id),
+
+    CONSTRAINT gen_doc_cid_rev UNIQUE (concept_id, revision_id)
+    USING INDEX (create unique index generic_cri
+    ON cmr_generic_documents (concept_id, revision_id)))"))
+
+(defn- create-generic-document-indices
+  []
+  ;; Supports queries to find generic documents that have been deleted
+  (h/sql
+   "CREATE INDEX generic_documents_crdi
+    ON METADATA_DB.cmr_generic_documents (concept_id, deleted)")
+  
+  ;; Supports queries to find specific generic document matching a native id
+  ;; and revision id within one provider
+  (h/sql
+   "CREATE INDEX generic_documents_native_id_rev
+    ON METADATA_DB.cmr_generic_documents (provider_id, native_id, revision_id)"))
+
+(defn- create-generic-document-sequence
+  []
+  (h/sql "CREATE SEQUENCE cmr_generic_documents_seq"))
+
+(defn up
+  "Migrate the database up to version 80"
+  []
+  (println "cmr.metadata-db.migration.080_add_generic_document_table up...")
+  (create-generic-documents-table)
+  (create-generic-document-indices)
+  (create-generic-document-sequence))
+
+(defn down "Migrate the database down from version 80"
+  []
+  (println "cmr.metadata-db.migration.080_add_generic_document_table down...")
+  (h/sql "DROP SEQUENCE METADATA_DB.cmr_generic_documents_seq")
+  (h/sql "DROP TABLE METADATA_DB.cmr_generic_documents"))