🐛 Add index to checksum (ITISFoundation#5748)

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 ###

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,
     ),
 )