code: def upgrade():
      with op.batch_alter_table("study_user_attributes") as batch_op:
          batch_op.alter_column("value_json", type_=sa.TEXT)
      with op.batch_alter_table("study_system_attributes") as batch_op:
          batch_op.alter_column("value_json", type_=sa.TEXT)
      with op.batch_alter_table("trial_user_attributes") as batch_op:
          batch_op.alter_column("value_json", type_=sa.TEXT)
      with op.batch_alter_table("trial_system_attributes") as batch_op:
          batch_op.alter_column("value_json", type_=sa.TEXT)
      with op.batch_alter_table("trial_params") as batch_op:
          batch_op.alter_column("distribution_json", type_=sa.TEXT)
  
label_desc: Use image node_id 1 for calling a global function with example usage: upgrade() without return types