Adding upstream version 25.20.1.
Signed-off-by: Daniel Baumann <daniel@debian.org>
This commit is contained in:
parent
b35dbeb6b6
commit
0b78a18345
GPG key ID:
FBB4F0E80A80222F
119 changed files with 78094 additions and 71498 deletions
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@ -98,6 +98,7 @@ class Generator(metaclass=_Generator):
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e: f"EPHEMERAL{(' ' + self.sql(e, 'this')) if e.this else ''}",
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exp.ExcludeColumnConstraint: lambda self, e: f"EXCLUDE {self.sql(e, 'this').lstrip()}",
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exp.ExecuteAsProperty: lambda self, e: self.naked_property(e),
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exp.Except: lambda self, e: self.set_operations(e),
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exp.ExternalProperty: lambda *_: "EXTERNAL",
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exp.GlobalProperty: lambda *_: "GLOBAL",
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exp.HeapProperty: lambda *_: "HEAP",
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@ -105,6 +106,7 @@ class Generator(metaclass=_Generator):
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exp.InheritsProperty: lambda self, e: f"INHERITS ({self.expressions(e, flat=True)})",
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exp.InlineLengthColumnConstraint: lambda self, e: f"INLINE LENGTH {self.sql(e, 'this')}",
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exp.InputModelProperty: lambda self, e: f"INPUT{self.sql(e, 'this')}",
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exp.Intersect: lambda self, e: self.set_operations(e),
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exp.IntervalSpan: lambda self, e: f"{self.sql(e, 'this')} TO {self.sql(e, 'expression')}",
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exp.LanguageProperty: lambda self, e: self.naked_property(e),
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exp.LocationProperty: lambda self, e: self.naked_property(e),
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@ -131,6 +133,7 @@ class Generator(metaclass=_Generator):
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),
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exp.SampleProperty: lambda self, e: f"SAMPLE BY {self.sql(e, 'this')}",
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exp.SecureProperty: lambda *_: "SECURE",
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exp.SecurityProperty: lambda self, e: f"SECURITY {self.sql(e, 'this')}",
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exp.SetConfigProperty: lambda self, e: self.sql(e, "this"),
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exp.SetProperty: lambda _, e: f"{'MULTI' if e.args.get('multi') else ''}SET",
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exp.SettingsProperty: lambda self, e: f"SETTINGS{self.seg('')}{(self.expressions(e))}",
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@ -149,8 +152,9 @@ class Generator(metaclass=_Generator):
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exp.ToTableProperty: lambda self, e: f"TO {self.sql(e.this)}",
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exp.TransformModelProperty: lambda self, e: self.func("TRANSFORM", *e.expressions),
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exp.TransientProperty: lambda *_: "TRANSIENT",
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exp.UppercaseColumnConstraint: lambda *_: "UPPERCASE",
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exp.Union: lambda self, e: self.set_operations(e),
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exp.UnloggedProperty: lambda *_: "UNLOGGED",
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exp.UppercaseColumnConstraint: lambda *_: "UPPERCASE",
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exp.VarMap: lambda self, e: self.func("MAP", e.args["keys"], e.args["values"]),
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exp.ViewAttributeProperty: lambda self, e: f"WITH {self.sql(e, 'this')}",
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exp.VolatileProperty: lambda *_: "VOLATILE",
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@ -170,8 +174,8 @@ class Generator(metaclass=_Generator):
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# Whether locking reads (i.e. SELECT ... FOR UPDATE/SHARE) are supported
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LOCKING_READS_SUPPORTED = False
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# Always do <set op> distinct or <set op> all
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EXPLICIT_SET_OP = False
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# Whether the EXCEPT and INTERSECT operations can return duplicates
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EXCEPT_INTERSECT_SUPPORT_ALL_CLAUSE = True
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# Wrap derived values in parens, usually standard but spark doesn't support it
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WRAP_DERIVED_VALUES = True
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@ -448,6 +452,8 @@ class Generator(metaclass=_Generator):
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exp.CopyGrantsProperty: exp.Properties.Location.POST_SCHEMA,
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exp.Cluster: exp.Properties.Location.POST_SCHEMA,
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exp.ClusteredByProperty: exp.Properties.Location.POST_SCHEMA,
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exp.DistributedByProperty: exp.Properties.Location.POST_SCHEMA,
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exp.DuplicateKeyProperty: exp.Properties.Location.POST_SCHEMA,
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exp.DataBlocksizeProperty: exp.Properties.Location.POST_NAME,
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exp.DataDeletionProperty: exp.Properties.Location.POST_SCHEMA,
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exp.DefinerProperty: exp.Properties.Location.POST_CREATE,
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@ -495,6 +501,7 @@ class Generator(metaclass=_Generator):
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exp.SampleProperty: exp.Properties.Location.POST_SCHEMA,
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exp.SchemaCommentProperty: exp.Properties.Location.POST_SCHEMA,
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exp.SecureProperty: exp.Properties.Location.POST_CREATE,
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exp.SecurityProperty: exp.Properties.Location.POST_SCHEMA,
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exp.SerdeProperties: exp.Properties.Location.POST_SCHEMA,
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exp.Set: exp.Properties.Location.POST_SCHEMA,
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exp.SettingsProperty: exp.Properties.Location.POST_SCHEMA,
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@ -534,6 +541,7 @@ class Generator(metaclass=_Generator):
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exp.From,
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exp.Insert,
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exp.Join,
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exp.MultitableInserts,
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exp.Select,
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exp.SetOperation,
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exp.Update,
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@ -584,6 +592,8 @@ class Generator(metaclass=_Generator):
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"_escaped_quote_end",
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"_escaped_identifier_end",
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"_next_name",
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"_identifier_start",
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"_identifier_end",
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)
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def __init__(
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@ -631,6 +641,9 @@ class Generator(metaclass=_Generator):
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self._next_name = name_sequence("_t")
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self._identifier_start = self.dialect.IDENTIFIER_START
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self._identifier_end = self.dialect.IDENTIFIER_END
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def generate(self, expression: exp.Expression, copy: bool = True) -> str:
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"""
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Generates the SQL string corresponding to the given syntax tree.
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@ -1284,6 +1297,7 @@ class Generator(metaclass=_Generator):
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kind = expression.args["kind"]
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kind = self.dialect.INVERSE_CREATABLE_KIND_MAPPING.get(kind) or kind
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exists_sql = " IF EXISTS " if expression.args.get("exists") else " "
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concurrently_sql = " CONCURRENTLY" if expression.args.get("concurrently") else ""
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on_cluster = self.sql(expression, "cluster")
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on_cluster = f" {on_cluster}" if on_cluster else ""
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temporary = " TEMPORARY" if expression.args.get("temporary") else ""
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@ -1291,13 +1305,69 @@ class Generator(metaclass=_Generator):
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cascade = " CASCADE" if expression.args.get("cascade") else ""
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constraints = " CONSTRAINTS" if expression.args.get("constraints") else ""
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purge = " PURGE" if expression.args.get("purge") else ""
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return f"DROP{temporary}{materialized} {kind}{exists_sql}{this}{on_cluster}{expressions}{cascade}{constraints}{purge}"
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return f"DROP{temporary}{materialized} {kind}{concurrently_sql}{exists_sql}{this}{on_cluster}{expressions}{cascade}{constraints}{purge}"
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def except_sql(self, expression: exp.Except) -> str:
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return self.set_operations(expression)
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def set_operation(self, expression: exp.SetOperation) -> str:
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op_type = type(expression)
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op_name = op_type.key.upper()
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def except_op(self, expression: exp.Except) -> str:
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return f"EXCEPT{'' if expression.args.get('distinct') else ' ALL'}"
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distinct = expression.args.get("distinct")
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if (
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distinct is False
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and op_type in (exp.Except, exp.Intersect)
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and not self.EXCEPT_INTERSECT_SUPPORT_ALL_CLAUSE
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):
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self.unsupported(f"{op_name} ALL is not supported")
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default_distinct = self.dialect.SET_OP_DISTINCT_BY_DEFAULT[op_type]
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if distinct is None:
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distinct = default_distinct
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if distinct is None:
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self.unsupported(f"{op_name} requires DISTINCT or ALL to be specified")
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if distinct is default_distinct:
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kind = ""
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else:
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kind = " DISTINCT" if distinct else " ALL"
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by_name = " BY NAME" if expression.args.get("by_name") else ""
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return f"{op_name}{kind}{by_name}"
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def set_operations(self, expression: exp.SetOperation) -> str:
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if not self.SET_OP_MODIFIERS:
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limit = expression.args.get("limit")
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order = expression.args.get("order")
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if limit or order:
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select = exp.subquery(expression, "_l_0", copy=False).select("*", copy=False)
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if limit:
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select = select.limit(limit.pop(), copy=False)
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if order:
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select = select.order_by(order.pop(), copy=False)
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return self.sql(select)
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sqls: t.List[str] = []
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stack: t.List[t.Union[str, exp.Expression]] = [expression]
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while stack:
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node = stack.pop()
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if isinstance(node, exp.SetOperation):
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stack.append(node.expression)
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stack.append(
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self.maybe_comment(
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self.set_operation(node), comments=node.comments, separated=True
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)
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)
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stack.append(node.this)
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else:
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sqls.append(self.sql(node))
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this = self.sep().join(sqls)
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this = self.query_modifiers(expression, this)
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return self.prepend_ctes(expression, this)
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def fetch_sql(self, expression: exp.Fetch) -> str:
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direction = expression.args.get("direction")
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@ -1366,14 +1436,14 @@ class Generator(metaclass=_Generator):
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text = expression.name
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lower = text.lower()
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text = lower if self.normalize and not expression.quoted else text
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text = text.replace(self.dialect.IDENTIFIER_END, self._escaped_identifier_end)
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text = text.replace(self._identifier_end, self._escaped_identifier_end)
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if (
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expression.quoted
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or self.dialect.can_identify(text, self.identify)
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or lower in self.RESERVED_KEYWORDS
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or (not self.dialect.IDENTIFIERS_CAN_START_WITH_DIGIT and text[:1].isdigit())
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):
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text = f"{self.dialect.IDENTIFIER_START}{text}{self.dialect.IDENTIFIER_END}"
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text = f"{self._identifier_start}{text}{self._identifier_end}"
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return text
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def hex_sql(self, expression: exp.Hex) -> str:
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@ -1675,12 +1745,6 @@ class Generator(metaclass=_Generator):
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sql = f"INSERT{hint}{alternative}{ignore}{this}{stored}{by_name}{exists}{partition_by}{settings}{where}{expression_sql}{source}"
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return self.prepend_ctes(expression, sql)
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def intersect_sql(self, expression: exp.Intersect) -> str:
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return self.set_operations(expression)
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def intersect_op(self, expression: exp.Intersect) -> str:
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return f"INTERSECT{'' if expression.args.get('distinct') else ' ALL'}"
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def introducer_sql(self, expression: exp.Introducer) -> str:
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return f"{self.sql(expression, 'this')} {self.sql(expression, 'expression')}"
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@ -2462,52 +2526,6 @@ class Generator(metaclass=_Generator):
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this = self.indent(self.sql(expression, "this"))
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return f"{self.seg('QUALIFY')}{self.sep()}{this}"
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def set_operations(self, expression: exp.SetOperation) -> str:
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if not self.SET_OP_MODIFIERS:
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limit = expression.args.get("limit")
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order = expression.args.get("order")
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if limit or order:
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select = exp.subquery(expression, "_l_0", copy=False).select("*", copy=False)
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if limit:
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select = select.limit(limit.pop(), copy=False)
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if order:
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select = select.order_by(order.pop(), copy=False)
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return self.sql(select)
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sqls: t.List[str] = []
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stack: t.List[t.Union[str, exp.Expression]] = [expression]
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while stack:
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node = stack.pop()
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if isinstance(node, exp.SetOperation):
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stack.append(node.expression)
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stack.append(
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self.maybe_comment(
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getattr(self, f"{node.key}_op")(node),
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comments=node.comments,
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separated=True,
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)
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)
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stack.append(node.this)
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else:
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sqls.append(self.sql(node))
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this = self.sep().join(sqls)
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this = self.query_modifiers(expression, this)
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return self.prepend_ctes(expression, this)
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def union_sql(self, expression: exp.Union) -> str:
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return self.set_operations(expression)
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def union_op(self, expression: exp.SetOperation) -> str:
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kind = " DISTINCT" if self.EXPLICIT_SET_OP else ""
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kind = kind if expression.args.get("distinct") else " ALL"
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by_name = " BY NAME" if expression.args.get("by_name") else ""
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return f"UNION{kind}{by_name}"
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def unnest_sql(self, expression: exp.Unnest) -> str:
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args = self.expressions(expression, flat=True)
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@ -3177,7 +3195,9 @@ class Generator(metaclass=_Generator):
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options = self.expressions(expression, key="options")
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options = f", {options}" if options else ""
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kind = self.sql(expression, "kind")
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return f"ALTER {kind}{exists}{only} {self.sql(expression, 'this')}{on_cluster} {actions}{options}"
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not_valid = " NOT VALID" if expression.args.get("not_valid") else ""
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return f"ALTER {kind}{exists}{only} {self.sql(expression, 'this')}{on_cluster} {actions}{not_valid}{options}"
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def add_column_sql(self, expression: exp.Alter) -> str:
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if self.ALTER_TABLE_INCLUDE_COLUMN_KEYWORD:
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@ -3490,6 +3510,7 @@ class Generator(metaclass=_Generator):
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result_sql = "\n".join(s.rstrip() for s in result_sqls)
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else:
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result_sql = "".join(result_sqls)
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return (
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self.indent(result_sql, skip_first=skip_first, skip_last=skip_last)
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if indent
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@ -3605,6 +3626,19 @@ class Generator(metaclass=_Generator):
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def dictsubproperty_sql(self, expression: exp.DictSubProperty) -> str:
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return f"{self.sql(expression, 'this')} {self.sql(expression, 'value')}"
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def duplicatekeyproperty_sql(self, expression: exp.DuplicateKeyProperty) -> str:
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return f"DUPLICATE KEY ({self.expressions(expression, flat=True)})"
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# https://docs.starrocks.io/docs/sql-reference/sql-statements/data-definition/CREATE_TABLE/#distribution_desc
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def distributedbyproperty_sql(self, expression: exp.DistributedByProperty) -> str:
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expressions = self.expressions(expression, flat=True)
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expressions = f" {self.wrap(expressions)}" if expressions else ""
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buckets = self.sql(expression, "buckets")
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kind = self.sql(expression, "kind")
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buckets = f" BUCKETS {buckets}" if buckets else ""
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order = self.sql(expression, "order")
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return f"DISTRIBUTED BY {kind}{expressions}{buckets}{order}"
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def oncluster_sql(self, expression: exp.OnCluster) -> str:
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return ""
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@ -4180,10 +4214,75 @@ class Generator(metaclass=_Generator):
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returning = self.sql(expression, "returning")
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returning = f" RETURNING {returning}" if returning else ""
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on_empty = expression.args.get("on_empty")
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on_empty = f" {_generate_on_options(on_empty)} ON EMPTY" if on_empty else ""
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on_condition = self.sql(expression, "on_condition")
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on_condition = f" {on_condition}" if on_condition else ""
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on_error = expression.args.get("on_error")
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on_error = f" {_generate_on_options(on_error)} ON ERROR" if on_error else ""
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return self.func("JSON_VALUE", expression.this, f"{path}{returning}{on_condition}")
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return self.func("JSON_VALUE", expression.this, f"{path}{returning}{on_empty}{on_error}")
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def conditionalinsert_sql(self, expression: exp.ConditionalInsert) -> str:
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else_ = "ELSE " if expression.args.get("else_") else ""
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condition = self.sql(expression, "expression")
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condition = f"WHEN {condition} THEN " if condition else else_
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insert = self.sql(expression, "this")[len("INSERT") :].strip()
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return f"{condition}{insert}"
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def multitableinserts_sql(self, expression: exp.MultitableInserts) -> str:
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kind = self.sql(expression, "kind")
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expressions = self.seg(self.expressions(expression, sep=" "))
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res = f"INSERT {kind}{expressions}{self.seg(self.sql(expression, 'source'))}"
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return res
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def oncondition_sql(self, expression: exp.OnCondition) -> str:
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# Static options like "NULL ON ERROR" are stored as strings, in contrast to "DEFAULT <expr> ON ERROR"
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empty = expression.args.get("empty")
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empty = (
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f"DEFAULT {empty} ON EMPTY"
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if isinstance(empty, exp.Expression)
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else self.sql(expression, "empty")
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)
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error = expression.args.get("error")
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error = (
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f"DEFAULT {error} ON ERROR"
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if isinstance(error, exp.Expression)
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else self.sql(expression, "error")
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)
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if error and empty:
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error = (
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f"{empty} {error}"
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if self.dialect.ON_CONDITION_EMPTY_BEFORE_ERROR
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else f"{error} {empty}"
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)
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empty = ""
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null = self.sql(expression, "null")
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return f"{empty}{error}{null}"
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def jsonexists_sql(self, expression: exp.JSONExists) -> str:
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this = self.sql(expression, "this")
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path = self.sql(expression, "path")
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passing = self.expressions(expression, "passing")
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passing = f" PASSING {passing}" if passing else ""
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on_condition = self.sql(expression, "on_condition")
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on_condition = f" {on_condition}" if on_condition else ""
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path = f"{path}{passing}{on_condition}"
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return self.func("JSON_EXISTS", this, path)
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def arrayagg_sql(self, expression: exp.ArrayAgg) -> str:
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array_agg = self.function_fallback_sql(expression)
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if self.dialect.ARRAY_AGG_INCLUDES_NULLS and expression.args.get("nulls_excluded"):
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parent = expression.parent
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if isinstance(parent, exp.Filter):
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parent_cond = parent.expression.this
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parent_cond.replace(parent_cond.and_(expression.this.is_(exp.null()).not_()))
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else:
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array_agg = f"{array_agg} FILTER(WHERE {self.sql(expression, 'this')} IS NOT NULL)"
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return array_agg
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