dierk
d360ff1a78
- pgvector-demo/sql/setup.sql: enable pgvector extension, create images table and HNSW index - oravector-demo/sql/setup_vectors_user.sql: create vectors_user, images table and HNSW vector index - oravector-demo/sql/setup_vector_schema.sql: create VECTOR user, load CLIP ONNX models, create FOTO_VEKTOR table Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
39 lines
1.2 KiB
SQL
39 lines
1.2 KiB
SQL
-- Oracle 26ai setup for the Python-embedding backend (port 8001)
|
|
-- Run as SYSDBA connected to FREEPDB1
|
|
--
|
|
-- Usage (from host):
|
|
-- podman exec oracle.free bash -c "sqlplus -s / as sysdba @/tmp/setup_vectors_user.sql"
|
|
--
|
|
-- Or interactively:
|
|
-- podman exec -it oracle.free sqlplus / as sysdba
|
|
-- ALTER SESSION SET CONTAINER=FREEPDB1;
|
|
-- @setup_vectors_user.sql
|
|
|
|
ALTER SESSION SET CONTAINER=FREEPDB1;
|
|
|
|
-- Create user
|
|
CREATE USER vectors_user IDENTIFIED BY Vektor;
|
|
GRANT CONNECT, RESOURCE TO vectors_user;
|
|
GRANT UNLIMITED TABLESPACE TO vectors_user;
|
|
|
|
-- Switch to vectors_user and create schema objects
|
|
-- (run the following block connected as vectors_user)
|
|
|
|
-- Table
|
|
CREATE TABLE vectors_user.images (
|
|
id NUMBER GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
|
|
filename VARCHAR2(255) NOT NULL UNIQUE,
|
|
filepath VARCHAR2(1000) NOT NULL,
|
|
embedding VECTOR(512, FLOAT32)
|
|
);
|
|
|
|
-- HNSW vector index (requires vector_memory_size > 0 in SGA)
|
|
CREATE VECTOR INDEX vectors_user.images_embedding_idx
|
|
ON vectors_user.images(embedding)
|
|
ORGANIZATION INMEMORY NEIGHBOR GRAPH
|
|
WITH DISTANCE COSINE
|
|
WITH TARGET ACCURACY 95
|
|
PARAMETERS (type HNSW, neighbors 32, efconstruction 200);
|
|
|
|
EXIT;
|