From b4bab34a4d57b8016701338fb52155d2ca762eea Mon Sep 17 00:00:00 2001
From: Mads Bisgaard <126242332+bisgaard-itis@users.noreply.github.com>
Date: Fri, 26 Apr 2024 15:09:19 +0200
Subject: [PATCH] =?UTF-8?q?=F0=9F=90=9B=20Add=20index=20to=20checksum=20(#?=
 =?UTF-8?q?5748)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../1c069f85d5fd_add_index_to_checksum.py     | 33 +++++++++++++++++++
 .../models/file_meta_data.py                  |  1 +
 2 files changed, 34 insertions(+)
 create mode 100644 packages/postgres-database/src/simcore_postgres_database/migration/versions/1c069f85d5fd_add_index_to_checksum.py

diff --git a/packages/postgres-database/src/simcore_postgres_database/migration/versions/1c069f85d5fd_add_index_to_checksum.py b/packages/postgres-database/src/simcore_postgres_database/migration/versions/1c069f85d5fd_add_index_to_checksum.py
new file mode 100644
index 00000000000..63764630a0c
--- /dev/null
+++ b/packages/postgres-database/src/simcore_postgres_database/migration/versions/1c069f85d5fd_add_index_to_checksum.py
@@ -0,0 +1,33 @@
+"""add index to checksum
+
+Revision ID: 1c069f85d5fd
+Revises: b13ca15c7ef8
+Create Date: 2024-04-26 11:46:55.745033+00:00
+
+"""
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision = "1c069f85d5fd"
+down_revision = "b13ca15c7ef8"
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_index(
+        op.f("ix_file_meta_data_sha256_checksum"),
+        "file_meta_data",
+        ["sha256_checksum"],
+        unique=False,
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_index(
+        op.f("ix_file_meta_data_sha256_checksum"), table_name="file_meta_data"
+    )
+    # ### end Alembic commands ###
diff --git a/packages/postgres-database/src/simcore_postgres_database/models/file_meta_data.py b/packages/postgres-database/src/simcore_postgres_database/models/file_meta_data.py
index 9bb6eb654d7..9ece039863f 100644
--- a/packages/postgres-database/src/simcore_postgres_database/models/file_meta_data.py
+++ b/packages/postgres-database/src/simcore_postgres_database/models/file_meta_data.py
@@ -54,5 +54,6 @@
         nullable=True,
         server_default=sa.null(),
         doc="SHA256 checksum of the file content",
+        index=True,
     ),
 )