refactor: Updates some database columns to MediumText (#27119)

superset/models/sql_lab.py

@@ -55,7 +55,7 @@ from superset.models.helpers import (
 )
 from superset.sql_parse import CtasMethod, ParsedQuery, Table
 from superset.sqllab.limiting_factor import LimitingFactor
-from superset.utils.core import get_column_name, QueryStatus, user_label
+from superset.utils.core import get_column_name, MediumText, QueryStatus, user_label
 
 if TYPE_CHECKING:
     from superset.connectors.sqla.models import TableColumn
@@ -88,11 +88,11 @@ class Query(
     tab_name = Column(String(256))
     sql_editor_id = Column(String(256))
     schema = Column(String(256))
-    sql = Column(Text)
+    sql = Column(MediumText())
     # Query to retrieve the results,
     # used only in case of select_as_cta_used is true.
-    select_sql = Column(Text)
-    executed_sql = Column(Text)
+    select_sql = Column(MediumText())
+    executed_sql = Column(MediumText())
     # Could be configured in the superset config.
     limit = Column(Integer)
     limiting_factor = Column(
@@ -365,7 +365,7 @@ class SavedQuery(AuditMixinNullable, ExtraJSONMixin, ImportExportMixin, Model):
     schema = Column(String(128))
     label = Column(String(256))
     description = Column(Text)
-    sql = Column(Text)
+    sql = Column(MediumText())
     template_parameters = Column(Text)
     user = relationship(
         security_manager.user_model,
@@ -467,7 +467,7 @@ class TabState(AuditMixinNullable, ExtraJSONMixin, Model):
     )
 
     # the query in the textarea, and results (if any)
-    sql = Column(Text)
+    sql = Column(MediumText())
     query_limit = Column(Integer)
 
     # latest query that was run