betodealmeida commented on code in PR #30578:
URL: https://github.com/apache/superset/pull/30578#discussion_r1797052236
##########
superset/sql/parse.py:
##########
@@ -138,24 +139,22 @@ class BaseSQLStatement(Generic[InternalRepresentation]):
"""
Base class for SQL statements.
- The class can be instantiated with a string representation of the script
or, for
- efficiency reasons, with a pre-parsed AST. This is useful with
`sqlglot.parse`,
- which will split a script in multiple already parsed statements.
+ The class should be instantiated with a string representation of the
script and, for
+ efficiency reasons, optionally with a pre-parsed AST. This is useful with
+ `sqlglot.parse`, which will split a script in multiple already parsed
statements.
The `engine` parameters comes from the `engine` attribute in a Superset DB
engine
spec.
"""
def __init__(
self,
- statement: str | InternalRepresentation,
+ statement: str,
engine: str,
+ ast: InternalRepresentation | None = None,
):
- self._parsed: InternalRepresentation = (
- self._parse_statement(statement, engine)
- if isinstance(statement, str)
- else statement
- )
+ self._sql = statement
Review Comment:
Before this PR the `Statement` classes didn't store a reference to the
original SQL, only the AST. So I had to modify it here.
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