class_docstr: DB model for :py:class:`mlflow.entities.RunTag`. These are recorded in ``tags`` table.
class_docstr_tok: ["DB","model","for",":","py",":","class",":","`","mlflow.entities.RunTag","`",".","These","are","recorded","in","``","tags","``","table","."]
code: def __repr__(self):
      return f"<SqlRunTag({self.key}, {self.value})>"
  
imports: import sqlalchemy
  from sqlalchemy import BigInteger, Boolean, CheckConstraint, Column, ForeignKey, Index, Integer, PrimaryKeyConstraint, String, UnicodeText
  from sqlalchemy.orm import backref, relationship
  from mlflow.entities import Dataset, Experiment, ExperimentTag, InputTag, Metric, Param, Run, RunData, RunInfo, RunStatus, RunTag, SourceType, ViewType
  from mlflow.entities.lifecycle_stage import LifecycleStage
  from mlflow.store.db.base_sql_model import Base
  from mlflow.utils.mlflow_tags import _get_run_name_from_tags
  from mlflow.utils.time import get_current_time_millis
label_desc: Use image node_id 1 for calling the SqlTag obj's underlying member method code with example usage: obj.__repr__() and returns: str, self, str, self, str