add labs

2026-05-27 19:51:52 -03:00
parent dbef87dd0e
commit 440b1cfadb
18 changed files with 1687 additions and 8 deletions
--- a/lab/vector/01_load_markdown.sql
+++ b/lab/vector/01_load_markdown.sql
@@ -0,0 +1,57 @@
+set serveroutput on
+-- list markdown files in object storage
+SELECT object_name, bytes, checksum, created, last_modified
+FROM DBMS_CLOUD.LIST_OBJECTS(
+  credential_name => 'OCI$RESOURCE_PRINCIPAL',
+  location_uri    => 'https://objectstorage.us-chicago-1.oraclecloud.com/n/idi1o0a010nx/b/md-processed/o/'
+);
+
+
+-- create table and load markdown content into the database
+DROP TABLE IF EXISTS markdown_files;
+
+CREATE TABLE IF NOT EXISTS markdown_files (
+  id             NUMBER GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
+  source_uri     VARCHAR2(1000) NOT NULL,
+  filename       VARCHAR2(500)  NOT NULL,
+  file_hash      VARCHAR2(128),
+  file_size      NUMBER,
+  md_clob        CLOB,  
+  status         VARCHAR2(30) DEFAULT 'PENDING',
+  ingested_at    TIMESTAMP DEFAULT SYSTIMESTAMP,
+  error_message  VARCHAR2(4000)
+);
+
+--
+DECLARE
+  l_clob CLOB;
+  l_blob BLOB;
+  l_uri      VARCHAR2(1000) := 'https://objectstorage.us-chicago-1.oraclecloud.com/n/idi1o0a010nx/b/md-processed/o/';
+  l_filename VARCHAR2(500)  := 'Banco Atlas - Beneficios Estaciones de Servicio.md';
+BEGIN
+    l_clob := blob_to_clob(DBMS_CLOUD.GET_OBJECT(credential_name => 'OCI$RESOURCE_PRINCIPAL', object_uri => l_uri || l_filename));
+
+    INSERT INTO markdown_files (source_uri, filename, file_size, md_clob, file_hash, status)
+    VALUES (l_uri || l_filename, 
+            l_filename, 
+            DBMS_LOB.GETLENGTH(l_clob), 
+            l_clob, 
+            DBMS_CRYPTO.HASH(l_clob, DBMS_CRYPTO.HASH_SH256), 
+            'INGESTED'
+        );
+
+    COMMIT;    
+    DBMS_OUTPUT.PUT_LINE('Markdown file loaded. Size: ' || DBMS_LOB.GETLENGTH(l_clob) || ' bytes');    
+END;
+/
+
+-- test
+SELECT * FROM markdown_files;
+
+
+
+
+
+
+
+