STET

agent_patch

runs/2026-02-28__18-27-22__gpt-5-3-codex/flux-pr-2151/flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/agent-logs/agent.patch

19050 bytes

Back to adjudication
diff --git a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/src/ast/mod.rs b/app/src/ast/mod.rs
index d77186b..76232b9 100644
--- a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/src/ast/mod.rs
+++ b/app/src/ast/mod.rs
@@ -1033,6 +1033,8 @@ pub enum Expr {
         expr: Box<Expr>,
         /// Target data type.
         data_type: DataType,
+        /// MySQL-specific `CAST(<expr> AS <type> ARRAY)` suffix.
+        cast_as_array: bool,
         /// Optional CAST(string_expression AS type FORMAT format_string_expression) as used by [BigQuery]
         ///
         /// [BigQuery]: https://cloud.google.com/bigquery/docs/reference/standard-sql/format-elements#formatting_syntax
@@ -1879,27 +1881,52 @@ impl fmt::Display for Expr {
                 kind,
                 expr,
                 data_type,
+                cast_as_array,
                 format,
             } => match kind {
                 CastKind::Cast => {
                     if let Some(format) = format {
-                        write!(f, "CAST({expr} AS {data_type} FORMAT {format})")
+                        write!(
+                            f,
+                            "CAST({expr} AS {data_type}{} FORMAT {format})",
+                            if *cast_as_array { " ARRAY" } else { "" }
+                        )
                     } else {
-                        write!(f, "CAST({expr} AS {data_type})")
+                        write!(
+                            f,
+                            "CAST({expr} AS {data_type}{})",
+                            if *cast_as_array { " ARRAY" } else { "" }
+                        )
                     }
                 }
                 CastKind::TryCast => {
                     if let Some(format) = format {
-                        write!(f, "TRY_CAST({expr} AS {data_type} FORMAT {format})")
+                        write!(
+                            f,
+                            "TRY_CAST({expr} AS {data_type}{} FORMAT {format})",
+                            if *cast_as_array { " ARRAY" } else { "" }
+                        )
                     } else {
-                        write!(f, "TRY_CAST({expr} AS {data_type})")
+                        write!(
+                            f,
+                            "TRY_CAST({expr} AS {data_type}{})",
+                            if *cast_as_array { " ARRAY" } else { "" }
+                        )
                     }
                 }
                 CastKind::SafeCast => {
                     if let Some(format) = format {
-                        write!(f, "SAFE_CAST({expr} AS {data_type} FORMAT {format})")
+                        write!(
+                            f,
+                            "SAFE_CAST({expr} AS {data_type}{} FORMAT {format})",
+                            if *cast_as_array { " ARRAY" } else { "" }
+                        )
                     } else {
-                        write!(f, "SAFE_CAST({expr} AS {data_type})")
+                        write!(
+                            f,
+                            "SAFE_CAST({expr} AS {data_type}{})",
+                            if *cast_as_array { " ARRAY" } else { "" }
+                        )
                     }
                 }
                 CastKind::DoubleColon => {
diff --git a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/src/ast/spans.rs b/app/src/ast/spans.rs
index 488c886..dd1b9df 100644
--- a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/src/ast/spans.rs
+++ b/app/src/ast/spans.rs
@@ -1540,6 +1540,7 @@ impl Spanned for Expr {
                 kind: _,
                 expr,
                 data_type: _,
+                cast_as_array: _,
                 format: _,
             } => expr.span(),
             Expr::AtTimeZone {
diff --git a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/src/dialect/mod.rs b/app/src/dialect/mod.rs
index 284fc41..6300b24 100644
--- a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/src/dialect/mod.rs
+++ b/app/src/dialect/mod.rs
@@ -1332,6 +1332,11 @@ pub trait Dialect: Debug + Any {
     fn supports_binary_kw_as_cast(&self) -> bool {
         false
     }
+
+    /// Returns true if the dialect supports `CAST(<expr> AS <type> ARRAY)`.
+    fn supports_cast_as_array(&self) -> bool {
+        false
+    }
 }
 
 /// Operators for which precedence must be defined.
diff --git a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/src/dialect/mysql.rs b/app/src/dialect/mysql.rs
index 81aa9d4..9bd89ed 100644
--- a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/src/dialect/mysql.rs
+++ b/app/src/dialect/mysql.rs
@@ -182,6 +182,11 @@ impl Dialect for MySqlDialect {
     fn supports_binary_kw_as_cast(&self) -> bool {
         true
     }
+
+    /// See: <https://dev.mysql.com/doc/refman/8.4/en/cast-functions.html>
+    fn supports_cast_as_array(&self) -> bool {
+        true
+    }
 }
 
 /// `LOCK TABLES`
diff --git a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/src/parser/mod.rs b/app/src/parser/mod.rs
index cfc173d..b9bbb60 100644
--- a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/src/parser/mod.rs
+++ b/app/src/parser/mod.rs
@@ -1650,6 +1650,7 @@ impl<'a> Parser<'a> {
                         kind: CastKind::Cast,
                         expr: Box::new(parser.parse_expr()?),
                         data_type: DataType::Binary(None),
+                        cast_as_array: false,
                         format: None,
                     })
                 }
@@ -2655,12 +2656,15 @@ impl<'a> Parser<'a> {
         let expr = self.parse_expr()?;
         self.expect_keyword_is(Keyword::AS)?;
         let data_type = self.parse_data_type()?;
+        let cast_as_array =
+            self.dialect.supports_cast_as_array() && self.parse_keyword(Keyword::ARRAY);
         let format = self.parse_optional_cast_format()?;
         self.expect_token(&Token::RParen)?;
         Ok(Expr::Cast {
             kind,
             expr: Box::new(expr),
             data_type,
+            cast_as_array,
             format,
         })
     }
@@ -3938,6 +3942,7 @@ impl<'a> Parser<'a> {
                 kind: CastKind::DoubleColon,
                 expr: Box::new(expr),
                 data_type: self.parse_data_type()?,
+                cast_as_array: false,
                 format: None,
             })
         } else if Token::ExclamationMark == *tok && self.dialect.supports_factorial_operator() {
@@ -4178,6 +4183,7 @@ impl<'a> Parser<'a> {
             kind: CastKind::DoubleColon,
             expr: Box::new(expr),
             data_type: self.parse_data_type()?,
+            cast_as_array: false,
             format: None,
         })
     }
diff --git a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/tests/sqlparser_common.rs b/app/tests/sqlparser_common.rs
index f892bf7..f539acb 100644
--- a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/tests/sqlparser_common.rs
+++ b/app/tests/sqlparser_common.rs
@@ -3027,6 +3027,7 @@ fn parse_cast() {
             kind: CastKind::Cast,
             expr: Box::new(Expr::Identifier(Ident::new("id"))),
             data_type: DataType::BigInt(None),
+            cast_as_array: false,
             format: None,
         },
         expr_from_projection(only(&select.projection))
@@ -3039,6 +3040,7 @@ fn parse_cast() {
             kind: CastKind::Cast,
             expr: Box::new(Expr::Identifier(Ident::new("id"))),
             data_type: DataType::TinyInt(None),
+            cast_as_array: false,
             format: None,
         },
         expr_from_projection(only(&select.projection))
@@ -3070,6 +3072,7 @@ fn parse_cast() {
                 length: 50,
                 unit: None,
             })),
+            cast_as_array: false,
             format: None,
         },
         expr_from_projection(only(&select.projection))
@@ -3082,6 +3085,7 @@ fn parse_cast() {
             kind: CastKind::Cast,
             expr: Box::new(Expr::Identifier(Ident::new("id"))),
             data_type: DataType::Clob(None),
+            cast_as_array: false,
             format: None,
         },
         expr_from_projection(only(&select.projection))
@@ -3094,6 +3098,7 @@ fn parse_cast() {
             kind: CastKind::Cast,
             expr: Box::new(Expr::Identifier(Ident::new("id"))),
             data_type: DataType::Clob(Some(50)),
+            cast_as_array: false,
             format: None,
         },
         expr_from_projection(only(&select.projection))
@@ -3106,6 +3111,7 @@ fn parse_cast() {
             kind: CastKind::Cast,
             expr: Box::new(Expr::Identifier(Ident::new("id"))),
             data_type: DataType::Binary(Some(50)),
+            cast_as_array: false,
             format: None,
         },
         expr_from_projection(only(&select.projection))
@@ -3118,6 +3124,7 @@ fn parse_cast() {
             kind: CastKind::Cast,
             expr: Box::new(Expr::Identifier(Ident::new("id"))),
             data_type: DataType::Varbinary(Some(BinaryLength::IntegerLength { length: 50 })),
+            cast_as_array: false,
             format: None,
         },
         expr_from_projection(only(&select.projection))
@@ -3130,6 +3137,7 @@ fn parse_cast() {
             kind: CastKind::Cast,
             expr: Box::new(Expr::Identifier(Ident::new("id"))),
             data_type: DataType::Blob(None),
+            cast_as_array: false,
             format: None,
         },
         expr_from_projection(only(&select.projection))
@@ -3142,6 +3150,7 @@ fn parse_cast() {
             kind: CastKind::Cast,
             expr: Box::new(Expr::Identifier(Ident::new("id"))),
             data_type: DataType::Blob(Some(50)),
+            cast_as_array: false,
             format: None,
         },
         expr_from_projection(only(&select.projection))
@@ -3154,6 +3163,7 @@ fn parse_cast() {
             kind: CastKind::Cast,
             expr: Box::new(Expr::Identifier(Ident::new("details"))),
             data_type: DataType::JSONB,
+            cast_as_array: false,
             format: None,
         },
         expr_from_projection(only(&select.projection))
@@ -3169,6 +3179,7 @@ fn parse_try_cast() {
             kind: CastKind::TryCast,
             expr: Box::new(Expr::Identifier(Ident::new("id"))),
             data_type: DataType::BigInt(None),
+            cast_as_array: false,
             format: None,
         },
         expr_from_projection(only(&select.projection))
@@ -6505,6 +6516,7 @@ fn interval_disallow_interval_expr_double_colon() {
                 fractional_seconds_precision: None,
             })),
             data_type: DataType::Text,
+            cast_as_array: false,
             format: None,
         }
     )
@@ -9220,6 +9232,7 @@ fn parse_double_colon_cast_at_timezone() {
                         .with_empty_span()
                 )),
                 data_type: DataType::Timestamp(None, TimezoneInfo::None),
+                cast_as_array: false,
                 format: None
             }),
             time_zone: Box::new(Expr::Value(
@@ -13352,6 +13365,7 @@ fn test_dictionary_syntax() {
                         (Value::SingleQuotedString("2023-04-01".to_owned())).with_empty_span(),
                     )),
                     data_type: DataType::Timestamp(None, TimezoneInfo::None),
+                    cast_as_array: false,
                     format: None,
                 }),
             },
@@ -13363,6 +13377,7 @@ fn test_dictionary_syntax() {
                         (Value::SingleQuotedString("2023-04-05".to_owned())).with_empty_span(),
                     )),
                     data_type: DataType::Timestamp(None, TimezoneInfo::None),
+                    cast_as_array: false,
                     format: None,
                 }),
             },
@@ -13606,6 +13621,7 @@ fn test_extract_seconds_ok() {
                     fields: None,
                     precision: None
                 },
+                cast_as_array: false,
                 format: None,
             }),
         }
@@ -13634,6 +13650,7 @@ fn test_extract_seconds_ok() {
                         fields: None,
                         precision: None,
                     },
+                    cast_as_array: false,
                     format: None,
                 }),
             })],
@@ -13691,6 +13708,7 @@ fn test_extract_seconds_single_quote_ok() {
                     fields: None,
                     precision: None
                 },
+                cast_as_array: false,
                 format: None,
             }),
         }
diff --git a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/tests/sqlparser_databricks.rs b/app/tests/sqlparser_databricks.rs
index 7f5ec6c..1e7a925 100644
--- a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/tests/sqlparser_databricks.rs
+++ b/app/tests/sqlparser_databricks.rs
@@ -349,6 +349,7 @@ fn data_type_timestamp_ntz() {
                 "created_at".into()
             )))),
             data_type: DataType::TimestampNtz(None),
+            cast_as_array: false,
             format: None
         }
     );
diff --git a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/tests/sqlparser_duckdb.rs b/app/tests/sqlparser_duckdb.rs
index 80a15eb..9aa9be4 100644
--- a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/tests/sqlparser_duckdb.rs
+++ b/app/tests/sqlparser_duckdb.rs
@@ -380,6 +380,7 @@ fn test_duckdb_specific_int_types() {
                     Value::Number("123".parse().unwrap(), false).with_empty_span()
                 )),
                 data_type: data_type.clone(),
+                cast_as_array: false,
                 format: None,
             },
             expr_from_projection(&select.projection[0])
diff --git a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/tests/sqlparser_mysql.rs b/app/tests/sqlparser_mysql.rs
index e847d3e..6ad41f2 100644
--- a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/tests/sqlparser_mysql.rs
+++ b/app/tests/sqlparser_mysql.rs
@@ -874,6 +874,25 @@ fn test_functional_key_part() {
                 )),
             }),
             data_type: DataType::Unsigned,
+            cast_as_array: false,
+            format: None,
+        })),
+    );
+    assert_eq!(
+        index_column(mysql().verified_stmt(
+            r#"CREATE TABLE t (jsoncol JSON, PRIMARY KEY ((CAST(col -> '$.id' AS UNSIGNED ARRAY)) ASC))"#
+        )),
+        Expr::Nested(Box::new(Expr::Cast {
+            kind: CastKind::Cast,
+            expr: Box::new(Expr::BinaryOp {
+                left: Box::new(Expr::Identifier(Ident::new("col"))),
+                op: BinaryOperator::Arrow,
+                right: Box::new(Expr::Value(
+                    Value::SingleQuotedString("$.id".to_string()).with_empty_span()
+                )),
+            }),
+            data_type: DataType::Unsigned,
+            cast_as_array: true,
             format: None,
         })),
     );
@@ -4084,6 +4103,16 @@ fn parse_cast_integers() {
     mysql().verified_expr("CAST(foo AS SIGNED)");
     mysql().verified_expr("CAST(foo AS UNSIGNED INTEGER)");
     mysql().verified_expr("CAST(foo AS SIGNED INTEGER)");
+    assert_eq!(
+        mysql().verified_expr("CAST(foo AS UNSIGNED ARRAY)"),
+        Expr::Cast {
+            kind: CastKind::Cast,
+            expr: Box::new(Expr::Identifier(Ident::new("foo"))),
+            data_type: DataType::Unsigned,
+            cast_as_array: true,
+            format: None,
+        }
+    );
 
     mysql()
         .run_parser_method("CAST(foo AS UNSIGNED(3))", |p| p.parse_expr())
diff --git a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/tests/sqlparser_postgres.rs b/app/tests/sqlparser_postgres.rs
index 57bddc6..e4cff4c 100644
--- a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/tests/sqlparser_postgres.rs
+++ b/app/tests/sqlparser_postgres.rs
@@ -1706,6 +1706,7 @@ fn parse_execute() {
                             (Value::Number("1337".parse().unwrap(), false)).with_empty_span()
                         )),
                         data_type: DataType::SmallInt(None),
+                        cast_as_array: false,
                         format: None
                     },
                     alias: None
@@ -1717,6 +1718,7 @@ fn parse_execute() {
                             (Value::Number("7331".parse().unwrap(), false)).with_empty_span()
                         )),
                         data_type: DataType::SmallInt(None),
+                        cast_as_array: false,
                         format: None
                     },
                     alias: None
@@ -2343,6 +2345,7 @@ fn parse_array_index_expr() {
                     ))),
                     None
                 )),
+                cast_as_array: false,
                 format: None,
             }))),
             access_chain: vec![
@@ -5573,6 +5576,7 @@ fn parse_at_time_zone() {
                     Value::SingleQuotedString("America/Los_Angeles".to_owned()).with_empty_span(),
                 )),
                 data_type: DataType::Text,
+                cast_as_array: false,
                 format: None,
             }),
         }),
@@ -6389,6 +6393,7 @@ fn arrow_cast_precedence() {
                     (Value::SingleQuotedString("bar".to_string())).with_empty_span()
                 )),
                 data_type: DataType::Text,
+                cast_as_array: false,
                 format: None,
             }),
         }
diff --git a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/tests/sqlparser_snowflake.rs b/app/tests/sqlparser_snowflake.rs
index 72f60f1..0d203bc 100644
--- a/tmp/agent-patch-flux-pr-2151.1-of-1.2026-02-28__18-27-22__gpt-5-3-codex/app/tests/sqlparser_snowflake.rs
+++ b/app/tests/sqlparser_snowflake.rs
@@ -1250,6 +1250,7 @@ fn parse_array() {
             kind: CastKind::Cast,
             expr: Box::new(Expr::Identifier(Ident::new("a"))),
             data_type: DataType::Array(ArrayElemTypeDef::None),
+            cast_as_array: false,
             format: None,
         },
         expr_from_projection(only(&select.projection))
@@ -1350,6 +1351,7 @@ fn parse_semi_structured_data_traversal() {
             value: Box::new(Expr::Cast {
                 kind: CastKind::DoubleColon,
                 data_type: DataType::Array(ArrayElemTypeDef::None),
+                cast_as_array: false,
                 format: None,
                 expr: Box::new(Expr::JsonAccess {
                     value: Box::new(Expr::Identifier(Ident::new("a"))),