diff options
Diffstat (limited to 'sqlglot/optimizer/optimizer.py')
| -rw-r--r-- | sqlglot/optimizer/optimizer.py | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sqlglot/optimizer/optimizer.py b/sqlglot/optimizer/optimizer.py index 46b6b30..5258c2b 100644 --- a/sqlglot/optimizer/optimizer.py +++ b/sqlglot/optimizer/optimizer.py @@ -52,7 +52,10 @@ def optimize(expression, schema=None, db=None, catalog=None, rules=RULES, **kwar If no schema is provided then the default schema defined at `sqlgot.schema` will be used db (str): specify the default database, as might be set by a `USE DATABASE db` statement catalog (str): specify the default catalog, as might be set by a `USE CATALOG c` statement - rules (sequence): sequence of optimizer rules to use + rules (sequence): sequence of optimizer rules to use. + Many of the rules require tables and columns to be qualified. + Do not remove qualify_tables or qualify_columns from the sequence of rules unless you know + what you're doing! **kwargs: If a rule has a keyword argument with a same name in **kwargs, it will be passed in. Returns: sqlglot.Expression: optimized expression |