dbcli/sqlglot
1
0
Fork 0
Code Issues Activity

Merging upstream version 18.2.0.

Browse source 
Signed-off-by: Daniel Baumann <daniel@debian.org>
This commit is contained in:
Daniel Baumann 2025-02-13 20:58:22 +01:00
parent 985db29269
commit 53cf4a81a6
Signed by: daniel
GPG key ID: FBB4F0E80A80222F
124 changed files with 60313 additions and 50346 deletions
Download patch file Download diff file Expand all files Collapse all files

9
sqlglot/optimizer/eliminate_subqueries.py
View file

@ -142,13 +142,14 @@ def _eliminate_derived_table(scope, existing_ctes, taken):
if scope.parent.pivots or isinstance(scope.parent.expression, exp.Lateral):
return None
parent = scope.expression.parent
# Get rid of redundant exp.Subquery expressions, i.e. those that are just used as wrappers
to_replace = scope.expression.parent.unwrap()
name, cte = _new_cte(scope, existing_ctes, taken)
table = exp.alias_(exp.table_(name), alias=to_replace.alias or name)
table.set("joins", to_replace.args.get("joins"))
table = exp.alias_(exp.table_(name), alias=parent.alias or name)
table.set("joins", parent.args.get("joins"))
to_replace.replace(table)
parent.replace(table)
return cte