Increase block id size

Related to issue #632

backend/alembic/versions/23aa8b3ed0a4_increase_size_of_block_id_from_64_chars_.py

@@ -0,0 +1,34 @@
+"""Increase size of block id from 64 chars to 512
+
+Revision ID: 23aa8b3ed0a4
+Revises: e321799791b7
+Create Date: 2021-03-22 14:52:29.067646
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '23aa8b3ed0a4'
+down_revision = 'e321799791b7'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.alter_column('blocks', 'block_name',
+               existing_type=sa.CHAR(length=64),
+               type_=sa.CHAR(length=512),
+               existing_nullable=False)
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.alter_column('blocks', 'block_name',
+               existing_type=sa.CHAR(length=512),
+               type_=sa.CHAR(length=64),
+               existing_nullable=False)
+    # ### end Alembic commands ###

backend/entityservice/database/models/models.py

@@ -105,7 +105,7 @@ class Block(Base):
     )
 
     dp = Column(ForeignKey('dataproviders.id', ondelete='CASCADE'))
-    block_name = Column(CHAR(64), nullable=False)
+    block_name = Column(CHAR(512), nullable=False)
     block_id = Column(Integer, primary_key=True)
     count = Column(Integer, nullable=False)
     state = Column(Enum(BlockState, name='processedstate'), nullable=False)