From 4c47f6aa63f03166be7eaf96dfc3df8d9c4b7c46 Mon Sep 17 00:00:00 2001 From: LucaCappelletti94 Date: Fri, 2 Oct 2026 18:14:57 +0200 Subject: [PATCH 1/5] Add support for PostgreSQL `DROP RULE` --- src/ast/ddl.rs | 44 +++++++++++++++++++++++++++++++++++++++ src/ast/mod.rs | 8 ++++++- src/ast/spans.rs | 1 + src/parser/mod.rs | 24 ++++++++++++++++++++- tests/sqlparser_common.rs | 31 +++++++++++++++++++++++++++ 5 files changed, 106 insertions(+), 2 deletions(-) diff --git a/src/ast/ddl.rs b/src/ast/ddl.rs index e45c5f3cb7..413414c5d9 100644 --- a/src/ast/ddl.rs +++ b/src/ast/ddl.rs @@ -6041,6 +6041,44 @@ impl From for crate::ast::Statement { } } +/// DROP RULE statement. +/// +/// ```sql +/// DROP RULE [ IF EXISTS ] name ON table_name [ CASCADE | RESTRICT ] +/// ``` +/// +/// See [PostgreSQL](https://www.postgresql.org/docs/current/sql-droprule.html) +#[derive(Debug, Clone, PartialEq, PartialOrd, Eq, Ord, Hash)] +#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))] +#[cfg_attr(feature = "visitor", derive(Visit, VisitMut))] +pub struct DropRule { + /// `true` when `IF EXISTS` was present. + pub if_exists: bool, + /// Name of the rule to drop. + pub name: Ident, + /// Name of the table the rule applies to. + #[cfg_attr(feature = "visitor", visit(with = "visit_relation"))] + pub table_name: ObjectName, + /// Optional drop behavior (`CASCADE` or `RESTRICT`). + pub drop_behavior: Option, +} + +impl fmt::Display for DropRule { + fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { + write!( + f, + "DROP RULE {if_exists}{name} ON {table_name}", + if_exists = if self.if_exists { "IF EXISTS " } else { "" }, + name = self.name, + table_name = self.table_name + )?; + if let Some(behavior) = &self.drop_behavior { + write!(f, " {behavior}")?; + } + Ok(()) + } +} + /// A `CREATE FOREIGN TABLE` statement. /// /// See [PostgreSQL](https://www.postgresql.org/docs/current/sql-createforeigntable.html) @@ -6090,6 +6128,12 @@ impl fmt::Display for CreateForeignTable { } } +impl From for crate::ast::Statement { + fn from(v: DropRule) -> Self { + crate::ast::Statement::DropRule(v) + } +} + impl From for crate::ast::Statement { fn from(v: CreateForeignTable) -> Self { crate::ast::Statement::CreateForeignTable(v) diff --git a/src/ast/mod.rs b/src/ast/mod.rs index 8e798524c9..0d24f0ac61 100644 --- a/src/ast/mod.rs +++ b/src/ast/mod.rs @@ -77,7 +77,7 @@ pub use self::ddl::{ CreateOperatorClass, CreateOperatorFamily, CreatePolicy, CreatePolicyCommand, CreatePolicyType, CreateTable, CreateTextSearch, CreateTrigger, CreateView, Deduplicate, DeferrableInitial, DistStyle, DropBehavior, DropExtension, DropFunction, DropOperator, DropOperatorClass, - DropOperatorFamily, DropOperatorSignature, DropPolicy, DropTrigger, ForValues, + DropOperatorFamily, DropOperatorSignature, DropPolicy, DropRule, DropTrigger, ForValues, FunctionReturnType, GeneratedAs, GeneratedExpressionMode, IdentityParameters, IdentityProperty, IdentityPropertyFormatKind, IdentityPropertyKind, IdentityPropertyOrder, IndexColumn, IndexOption, IndexType, KeyOrIndexDisplay, Msck, NullsDistinctOption, OperatorArgTypes, @@ -4073,6 +4073,11 @@ pub enum Statement { /// See [PostgreSQL](https://www.postgresql.org/docs/current/sql-droppolicy.html) DropPolicy(DropPolicy), /// ```sql + /// DROP RULE + /// ``` + /// See [PostgreSQL](https://www.postgresql.org/docs/current/sql-droprule.html) + DropRule(DropRule), + /// ```sql /// DROP CONNECTOR /// ``` /// See [Hive](https://cwiki.apache.org/confluence/pages/viewpage.action?pageId=27362034#LanguageManualDDL-DropConnector) @@ -5854,6 +5859,7 @@ impl fmt::Display for Statement { Ok(()) } Statement::DropPolicy(policy) => write!(f, "{policy}"), + Statement::DropRule(rule) => write!(f, "{rule}"), Statement::DropConnector { if_exists, name } => { write!( f, diff --git a/src/ast/spans.rs b/src/ast/spans.rs index 7638d7d6c0..acea3e6c06 100644 --- a/src/ast/spans.rs +++ b/src/ast/spans.rs @@ -490,6 +490,7 @@ impl Spanned for Statement { Statement::AlterPolicy { .. } => Span::empty(), Statement::AlterConnector { .. } => Span::empty(), Statement::DropPolicy { .. } => Span::empty(), + Statement::DropRule { .. } => Span::empty(), Statement::DropConnector { .. } => Span::empty(), Statement::ShowCatalogs { .. } => Span::empty(), Statement::ShowDatabases { .. } => Span::empty(), diff --git a/src/parser/mod.rs b/src/parser/mod.rs index 3efb22a349..57dd23232d 100644 --- a/src/parser/mod.rs +++ b/src/parser/mod.rs @@ -8041,6 +8041,8 @@ impl<'a> Parser<'a> { return self.parse_drop_function().map(Into::into); } else if self.parse_keyword(Keyword::POLICY) { return self.parse_drop_policy().map(Into::into); + } else if self.parse_keyword(Keyword::RULE) { + return self.parse_drop_rule().map(Into::into); } else if self.parse_keyword(Keyword::CONNECTOR) { return self.parse_drop_connector(); } else if self.parse_keyword(Keyword::DOMAIN) { @@ -8064,7 +8066,7 @@ impl<'a> Parser<'a> { }; } else { return self.expected_ref( - "COLLATION, CONNECTOR, DATABASE, EXTENSION, FUNCTION, INDEX, OPERATOR, POLICY, PROCEDURE, ROLE, SCHEMA, SECRET, SEQUENCE, STAGE, TABLE, TRIGGER, TYPE, VIEW, MATERIALIZED VIEW, USER or WAREHOUSE after DROP", + "COLLATION, CONNECTOR, DATABASE, EXTENSION, FUNCTION, INDEX, OPERATOR, POLICY, PROCEDURE, ROLE, RULE, SCHEMA, SECRET, SEQUENCE, STAGE, TABLE, TRIGGER, TYPE, VIEW, MATERIALIZED VIEW, USER or WAREHOUSE after DROP", self.peek_token_ref(), ); }; @@ -8144,6 +8146,26 @@ impl<'a> Parser<'a> { drop_behavior, }) } + + /// ```sql + /// DROP RULE [ IF EXISTS ] name ON table_name [ CASCADE | RESTRICT ] + /// ``` + /// + /// [PostgreSQL Documentation](https://www.postgresql.org/docs/current/sql-droprule.html) + fn parse_drop_rule(&mut self) -> Result { + let if_exists = self.parse_keywords(&[Keyword::IF, Keyword::EXISTS]); + let name = self.parse_identifier()?; + self.expect_keyword_is(Keyword::ON)?; + let table_name = self.parse_object_name(false)?; + let drop_behavior = self.parse_optional_drop_behavior(); + Ok(DropRule { + if_exists, + name, + table_name, + drop_behavior, + }) + } + /// ```sql /// DROP CONNECTOR [IF EXISTS] name /// ``` diff --git a/tests/sqlparser_common.rs b/tests/sqlparser_common.rs index f71869e820..203b49fe2e 100644 --- a/tests/sqlparser_common.rs +++ b/tests/sqlparser_common.rs @@ -20941,6 +20941,37 @@ fn parse_stage_table_factor() { ); } +#[test] +fn parse_drop_rule() { + let sql = "DROP RULE r ON t"; + match all_dialects().verified_stmt(sql) { + Statement::DropRule(DropRule { + if_exists, + name, + table_name, + drop_behavior, + }) => { + assert!(!if_exists); + assert_eq!(name.to_string(), "r"); + assert_eq!(table_name.to_string(), "t"); + assert_eq!(drop_behavior, None); + } + _ => unreachable!("Expected DROP RULE"), + } + + all_dialects().verified_stmt("DROP RULE IF EXISTS r ON s1.t CASCADE"); + all_dialects().verified_stmt("DROP RULE r ON t RESTRICT"); + + // the table name is mandatory + assert_eq!( + all_dialects() + .parse_sql_statements("DROP RULE r") + .unwrap_err() + .to_string(), + "sql parser error: Expected: ON, found: EOF" + ); +} + #[test] fn parse_alter_table_column_position() { let dialects = all_dialects_where(|d| d.supports_alter_column_position()); From b0a9adf3446e67fd3f049ab145896171f5856b22 Mon Sep 17 00:00:00 2001 From: LucaCappelletti94 Date: Tue, 20 Oct 2026 13:13:29 +0200 Subject: [PATCH 2/5] Track dropped-rule spans and cover formatter boundaries --- src/ast/ddl.rs | 2 ++ src/ast/spans.rs | 23 +++++++++++------ tests/sqlparser_common.rs | 53 +++++++++++++++++++++++++++++++++++++++ 3 files changed, 70 insertions(+), 8 deletions(-) diff --git a/src/ast/ddl.rs b/src/ast/ddl.rs index 413414c5d9..b1a2b151b7 100644 --- a/src/ast/ddl.rs +++ b/src/ast/ddl.rs @@ -6043,6 +6043,8 @@ impl From for crate::ast::Statement { /// DROP RULE statement. /// +/// Its source span covers `name` and `table_name`. +/// /// ```sql /// DROP RULE [ IF EXISTS ] name ON table_name [ CASCADE | RESTRICT ] /// ``` diff --git a/src/ast/spans.rs b/src/ast/spans.rs index acea3e6c06..eef044f68a 100644 --- a/src/ast/spans.rs +++ b/src/ast/spans.rs @@ -33,13 +33,14 @@ use super::{ AttachedToken, BeginEndStatements, CaseStatement, CloseCursor, ClusteredIndex, ColumnDef, ColumnOption, ColumnOptionDef, ConditionalStatementBlock, ConditionalStatements, ConflictTarget, ConnectByKind, ConstraintCharacteristics, CopySource, CreateIndex, CreateTable, - CreateTableOptions, Cte, Delete, DoUpdate, ExceptSelectItem, ExcludeConstraintElement, - ExcludeSelectItem, Expr, ExprWithAlias, Fetch, ForValues, FromTable, Function, FunctionArg, - FunctionArgExpr, FunctionArgumentClause, FunctionArgumentList, FunctionArguments, GroupByExpr, - HavingBound, IfStatement, IlikeSelectItem, InTarget, IndexColumn, Insert, Interpolate, - InterpolateExpr, Join, JoinConstraint, JoinOperator, JsonPath, JsonPathElem, LateralView, - LimitClause, MatchRecognizePattern, Measure, Merge, MergeAction, MergeClause, MergeInsertExpr, - MergeInsertKind, MergeUpdateExpr, MergeUpdateKind, NamedParenthesizedList, + CreateTableOptions, Cte, Delete, DoUpdate, DropRule, ExceptSelectItem, + ExcludeConstraintElement, ExcludeSelectItem, Expr, ExprWithAlias, Fetch, ForValues, FromTable, + Function, FunctionArg, FunctionArgExpr, FunctionArgumentClause, FunctionArgumentList, + FunctionArguments, GroupByExpr, HavingBound, IfStatement, IlikeSelectItem, InTarget, + IndexColumn, Insert, Interpolate, InterpolateExpr, Join, JoinConstraint, JoinOperator, + JsonPath, JsonPathElem, LateralView, LimitClause, MatchRecognizePattern, Measure, Merge, + MergeAction, MergeClause, MergeInsertExpr, MergeInsertKind, MergeUpdateExpr, MergeUpdateKind, + NamedParenthesizedList, NamedWindowDefinition, ObjectName, ObjectNamePart, Offset, OnConflict, OnConflictAction, OnInsert, OpenStatement, OperateFunctionArg, OrderBy, OrderByExpr, OrderByKind, OutputClause, Parens, Partition, PartitionBoundValue, PivotValueSource, ProjectionSelect, Query, @@ -490,7 +491,7 @@ impl Spanned for Statement { Statement::AlterPolicy { .. } => Span::empty(), Statement::AlterConnector { .. } => Span::empty(), Statement::DropPolicy { .. } => Span::empty(), - Statement::DropRule { .. } => Span::empty(), + Statement::DropRule(rule) => rule.span(), Statement::DropConnector { .. } => Span::empty(), Statement::ShowCatalogs { .. } => Span::empty(), Statement::ShowDatabases { .. } => Span::empty(), @@ -530,6 +531,12 @@ impl Spanned for Statement { } } +impl Spanned for DropRule { + fn span(&self) -> Span { + self.name.span.union(&self.table_name.span()) + } +} + impl Spanned for Use { fn span(&self) -> Span { match self { diff --git a/tests/sqlparser_common.rs b/tests/sqlparser_common.rs index 203b49fe2e..3afa04c421 100644 --- a/tests/sqlparser_common.rs +++ b/tests/sqlparser_common.rs @@ -20972,6 +20972,59 @@ fn parse_drop_rule() { ); } +#[test] +fn parse_drop_rule_rejects_missing_names() { + for (sql, expected) in [ + ("DROP RULE", "Expected: identifier, found: EOF"), + ("DROP RULE r ON", "Expected: identifier, found: EOF"), + ("DROP 1", "Expected: COLLATION, CONNECTOR, DATABASE, EXTENSION, FUNCTION, INDEX, OPERATOR, POLICY, PROCEDURE, ROLE, RULE, SCHEMA, SECRET, SEQUENCE, STAGE, TABLE, TRIGGER, TYPE, VIEW, MATERIALIZED VIEW, USER or WAREHOUSE after DROP, found: 1"), + ] { + assert_eq!( + all_dialects().parse_sql_statements(sql).unwrap_err(), + ParserError::ParserError(expected.to_string()), + ); + } +} + +#[test] +fn display_drop_rule_propagates_write_errors() { + use core::fmt::{self, Write}; + + struct RejectingWriter<'a>(&'a str); + + impl Write for RejectingWriter<'_> { + fn write_str(&mut self, value: &str) -> fmt::Result { + if value.contains(self.0) { + Err(fmt::Error) + } else { + Ok(()) + } + } + } + + let statement = all_dialects().verified_stmt("DROP RULE r ON t"); + let mut writer = RejectingWriter("DROP"); + assert_eq!(write!(writer, "{statement}"), Err(fmt::Error)); + + let statement = all_dialects().verified_stmt("DROP RULE r ON t CASCADE"); + let mut writer = RejectingWriter("CASCADE"); + assert_eq!(write!(writer, "{statement}"), Err(fmt::Error)); +} + +#[test] +fn parse_drop_rule_spans() { + let dialects = all_dialects(); + let sql = "DROP RULE r ON t CASCADE"; + for dialect in &dialects.dialects { + let statements = Parser::parse_sql(dialect.as_ref(), sql).unwrap(); + assert_eq!( + statements[0].span(), + Span::new(Location::new(1, 11), Location::new(1, 17)), + "{dialect:?} {sql}" + ); + } +} + #[test] fn parse_alter_table_column_position() { let dialects = all_dialects_where(|d| d.supports_alter_column_position()); From 7fa1e4400b6a00d39c846dd369a638c393a463fe Mon Sep 17 00:00:00 2001 From: LucaCappelletti94 Date: Sat, 24 Oct 2026 00:31:21 +0200 Subject: [PATCH 3/5] Place regression tests beside related syntax cases --- tests/sqlparser_common.rs | 168 +++++++++++++++++++------------------- 1 file changed, 84 insertions(+), 84 deletions(-) diff --git a/tests/sqlparser_common.rs b/tests/sqlparser_common.rs index 3afa04c421..636a706559 100644 --- a/tests/sqlparser_common.rs +++ b/tests/sqlparser_common.rs @@ -15440,6 +15440,90 @@ fn test_drop_policy() { ); } +#[test] +fn parse_drop_rule() { + let sql = "DROP RULE r ON t"; + match all_dialects().verified_stmt(sql) { + Statement::DropRule(DropRule { + if_exists, + name, + table_name, + drop_behavior, + }) => { + assert!(!if_exists); + assert_eq!(name.to_string(), "r"); + assert_eq!(table_name.to_string(), "t"); + assert_eq!(drop_behavior, None); + } + _ => unreachable!("Expected DROP RULE"), + } + + all_dialects().verified_stmt("DROP RULE IF EXISTS r ON s1.t CASCADE"); + all_dialects().verified_stmt("DROP RULE r ON t RESTRICT"); + + // the table name is mandatory + assert_eq!( + all_dialects() + .parse_sql_statements("DROP RULE r") + .unwrap_err() + .to_string(), + "sql parser error: Expected: ON, found: EOF" + ); +} + +#[test] +fn parse_drop_rule_rejects_missing_names() { + for (sql, expected) in [ + ("DROP RULE", "Expected: identifier, found: EOF"), + ("DROP RULE r ON", "Expected: identifier, found: EOF"), + ("DROP 1", "Expected: COLLATION, CONNECTOR, DATABASE, EXTENSION, FUNCTION, INDEX, OPERATOR, POLICY, PROCEDURE, ROLE, RULE, SCHEMA, SECRET, SEQUENCE, STAGE, TABLE, TRIGGER, TYPE, VIEW, MATERIALIZED VIEW, USER or WAREHOUSE after DROP, found: 1"), + ] { + assert_eq!( + all_dialects().parse_sql_statements(sql).unwrap_err(), + ParserError::ParserError(expected.to_string()), + ); + } +} + +#[test] +fn display_drop_rule_propagates_write_errors() { + use core::fmt::{self, Write}; + + struct RejectingWriter<'a>(&'a str); + + impl Write for RejectingWriter<'_> { + fn write_str(&mut self, value: &str) -> fmt::Result { + if value.contains(self.0) { + Err(fmt::Error) + } else { + Ok(()) + } + } + } + + let statement = all_dialects().verified_stmt("DROP RULE r ON t"); + let mut writer = RejectingWriter("DROP"); + assert_eq!(write!(writer, "{statement}"), Err(fmt::Error)); + + let statement = all_dialects().verified_stmt("DROP RULE r ON t CASCADE"); + let mut writer = RejectingWriter("CASCADE"); + assert_eq!(write!(writer, "{statement}"), Err(fmt::Error)); +} + +#[test] +fn parse_drop_rule_spans() { + let dialects = all_dialects(); + let sql = "DROP RULE r ON t CASCADE"; + for dialect in &dialects.dialects { + let statements = Parser::parse_sql(dialect.as_ref(), sql).unwrap(); + assert_eq!( + statements[0].span(), + Span::new(Location::new(1, 11), Location::new(1, 17)), + "{dialect:?} {sql}" + ); + } +} + #[test] fn test_alter_policy() { match verified_stmt("ALTER POLICY old_policy ON my_table RENAME TO new_policy") { @@ -20941,90 +21025,6 @@ fn parse_stage_table_factor() { ); } -#[test] -fn parse_drop_rule() { - let sql = "DROP RULE r ON t"; - match all_dialects().verified_stmt(sql) { - Statement::DropRule(DropRule { - if_exists, - name, - table_name, - drop_behavior, - }) => { - assert!(!if_exists); - assert_eq!(name.to_string(), "r"); - assert_eq!(table_name.to_string(), "t"); - assert_eq!(drop_behavior, None); - } - _ => unreachable!("Expected DROP RULE"), - } - - all_dialects().verified_stmt("DROP RULE IF EXISTS r ON s1.t CASCADE"); - all_dialects().verified_stmt("DROP RULE r ON t RESTRICT"); - - // the table name is mandatory - assert_eq!( - all_dialects() - .parse_sql_statements("DROP RULE r") - .unwrap_err() - .to_string(), - "sql parser error: Expected: ON, found: EOF" - ); -} - -#[test] -fn parse_drop_rule_rejects_missing_names() { - for (sql, expected) in [ - ("DROP RULE", "Expected: identifier, found: EOF"), - ("DROP RULE r ON", "Expected: identifier, found: EOF"), - ("DROP 1", "Expected: COLLATION, CONNECTOR, DATABASE, EXTENSION, FUNCTION, INDEX, OPERATOR, POLICY, PROCEDURE, ROLE, RULE, SCHEMA, SECRET, SEQUENCE, STAGE, TABLE, TRIGGER, TYPE, VIEW, MATERIALIZED VIEW, USER or WAREHOUSE after DROP, found: 1"), - ] { - assert_eq!( - all_dialects().parse_sql_statements(sql).unwrap_err(), - ParserError::ParserError(expected.to_string()), - ); - } -} - -#[test] -fn display_drop_rule_propagates_write_errors() { - use core::fmt::{self, Write}; - - struct RejectingWriter<'a>(&'a str); - - impl Write for RejectingWriter<'_> { - fn write_str(&mut self, value: &str) -> fmt::Result { - if value.contains(self.0) { - Err(fmt::Error) - } else { - Ok(()) - } - } - } - - let statement = all_dialects().verified_stmt("DROP RULE r ON t"); - let mut writer = RejectingWriter("DROP"); - assert_eq!(write!(writer, "{statement}"), Err(fmt::Error)); - - let statement = all_dialects().verified_stmt("DROP RULE r ON t CASCADE"); - let mut writer = RejectingWriter("CASCADE"); - assert_eq!(write!(writer, "{statement}"), Err(fmt::Error)); -} - -#[test] -fn parse_drop_rule_spans() { - let dialects = all_dialects(); - let sql = "DROP RULE r ON t CASCADE"; - for dialect in &dialects.dialects { - let statements = Parser::parse_sql(dialect.as_ref(), sql).unwrap(); - assert_eq!( - statements[0].span(), - Span::new(Location::new(1, 11), Location::new(1, 17)), - "{dialect:?} {sql}" - ); - } -} - #[test] fn parse_alter_table_column_position() { let dialects = all_dialects_where(|d| d.supports_alter_column_position()); From 3169b45f34748d56dec1c520f636ef2b64fa13da Mon Sep 17 00:00:00 2001 From: LucaCappelletti94 Date: Sat, 24 Oct 2026 13:43:14 +0200 Subject: [PATCH 4/5] Add fuzz seeds for pg drop rule --- fuzz/fuzz_seeds/postgres_2434_drop_rule.sql | 3 +++ 1 file changed, 3 insertions(+) create mode 100644 fuzz/fuzz_seeds/postgres_2434_drop_rule.sql diff --git a/fuzz/fuzz_seeds/postgres_2434_drop_rule.sql b/fuzz/fuzz_seeds/postgres_2434_drop_rule.sql new file mode 100644 index 0000000000..a5dcf3e987 --- /dev/null +++ b/fuzz/fuzz_seeds/postgres_2434_drop_rule.sql @@ -0,0 +1,3 @@ +DROP RULE r ON t; +DROP RULE IF EXISTS r ON s1.t CASCADE; +DROP RULE r ON t RESTRICT From 9c430256cca4a86bf9be20d78dd5e7d160cea0ab Mon Sep 17 00:00:00 2001 From: LucaCappelletti94 Date: Sat, 24 Oct 2026 15:20:49 +0200 Subject: [PATCH 5/5] Format DROP RULE span imports --- src/ast/spans.rs | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/src/ast/spans.rs b/src/ast/spans.rs index eef044f68a..efe78e39e6 100644 --- a/src/ast/spans.rs +++ b/src/ast/spans.rs @@ -40,15 +40,15 @@ use super::{ IndexColumn, Insert, Interpolate, InterpolateExpr, Join, JoinConstraint, JoinOperator, JsonPath, JsonPathElem, LateralView, LimitClause, MatchRecognizePattern, Measure, Merge, MergeAction, MergeClause, MergeInsertExpr, MergeInsertKind, MergeUpdateExpr, MergeUpdateKind, - NamedParenthesizedList, - NamedWindowDefinition, ObjectName, ObjectNamePart, Offset, OnConflict, OnConflictAction, - OnInsert, OpenStatement, OperateFunctionArg, OrderBy, OrderByExpr, OrderByKind, OutputClause, - Parens, Partition, PartitionBoundValue, PivotValueSource, ProjectionSelect, Query, - RaiseStatement, RaiseStatementValue, ReferentialAction, RenameSelectItem, ReplaceSelectElement, - ReplaceSelectItem, Select, SelectInto, SelectItem, SetExpr, Setting, SqlOption, Statement, - Subscript, SymbolDefinition, TableAlias, TableAliasColumnDef, TableConstraint, TableFactor, - TableObject, TableOptionsClustered, TableWithJoins, Update, UpdateTableFromKind, Use, Values, - ViewColumnDef, WhileStatement, WildcardAdditionalOptions, With, WithFill, + NamedParenthesizedList, NamedWindowDefinition, ObjectName, ObjectNamePart, Offset, OnConflict, + OnConflictAction, OnInsert, OpenStatement, OperateFunctionArg, OrderBy, OrderByExpr, + OrderByKind, OutputClause, Parens, Partition, PartitionBoundValue, PivotValueSource, + ProjectionSelect, Query, RaiseStatement, RaiseStatementValue, ReferentialAction, + RenameSelectItem, ReplaceSelectElement, ReplaceSelectItem, Select, SelectInto, SelectItem, + SetExpr, Setting, SqlOption, Statement, Subscript, SymbolDefinition, TableAlias, + TableAliasColumnDef, TableConstraint, TableFactor, TableObject, TableOptionsClustered, + TableWithJoins, Update, UpdateTableFromKind, Use, Values, ViewColumnDef, WhileStatement, + WildcardAdditionalOptions, With, WithFill, }; /// Given an iterator of spans, return the [Span::union] of all spans.