Output DataType capitalized (#202)

This makes it consistent with other output which also prints keywords capitalized.

Author: Dandandan

src/ast/data_type.rs

@@ -72,36 +72,36 @@ pub enum DataType {
 impl fmt::Display for DataType {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         match self {
-            DataType::Char(size) => format_type_with_optional_length(f, "char", size),
+            DataType::Char(size) => format_type_with_optional_length(f, "CHAR", size),
             DataType::Varchar(size) => {
-                format_type_with_optional_length(f, "character varying", size)
+                format_type_with_optional_length(f, "CHARACTER VARYING", size)
             }
-            DataType::Uuid => write!(f, "uuid"),
-            DataType::Clob(size) => write!(f, "clob({})", size),
-            DataType::Binary(size) => write!(f, "binary({})", size),
-            DataType::Varbinary(size) => write!(f, "varbinary({})", size),
-            DataType::Blob(size) => write!(f, "blob({})", size),
+            DataType::Uuid => write!(f, "UUID"),
+            DataType::Clob(size) => write!(f, "CLOB({})", size),
+            DataType::Binary(size) => write!(f, "BINARY({})", size),
+            DataType::Varbinary(size) => write!(f, "VARBINARY({})", size),
+            DataType::Blob(size) => write!(f, "BLOB({})", size),
             DataType::Decimal(precision, scale) => {
                 if let Some(scale) = scale {
-                    write!(f, "numeric({},{})", precision.unwrap(), scale)
+                    write!(f, "NUMERIC({},{})", precision.unwrap(), scale)
                 } else {
-                    format_type_with_optional_length(f, "numeric", precision)
+                    format_type_with_optional_length(f, "NUMERIC", precision)
                 }
             }
-            DataType::Float(size) => format_type_with_optional_length(f, "float", size),
-            DataType::SmallInt => write!(f, "smallint"),
-            DataType::Int => write!(f, "int"),
-            DataType::BigInt => write!(f, "bigint"),
-            DataType::Real => write!(f, "real"),
-            DataType::Double => write!(f, "double"),
-            DataType::Boolean => write!(f, "boolean"),
-            DataType::Date => write!(f, "date"),
-            DataType::Time => write!(f, "time"),
-            DataType::Timestamp => write!(f, "timestamp"),
-            DataType::Interval => write!(f, "interval"),
-            DataType::Regclass => write!(f, "regclass"),
-            DataType::Text => write!(f, "text"),
-            DataType::Bytea => write!(f, "bytea"),
+            DataType::Float(size) => format_type_with_optional_length(f, "FLOAT", size),
+            DataType::SmallInt => write!(f, "SMALLINT"),
+            DataType::Int => write!(f, "INT"),
+            DataType::BigInt => write!(f, "BIGINT"),
+            DataType::Real => write!(f, "REAL"),
+            DataType::Double => write!(f, "DOUBLE"),
+            DataType::Boolean => write!(f, "BOOLEAN"),
+            DataType::Date => write!(f, "DATE"),
+            DataType::Time => write!(f, "TIME"),
+            DataType::Timestamp => write!(f, "TIMESTAMP"),
+            DataType::Interval => write!(f, "INTERVAL"),
+            DataType::Regclass => write!(f, "REGCLASS"),
+            DataType::Text => write!(f, "TEXT"),
+            DataType::Bytea => write!(f, "BYTEA"),
             DataType::Array(ty) => write!(f, "{}[]", ty),
             DataType::Custom(ty) => write!(f, "{}", ty),
         }

tests/sqlparser_common.rs

@@ -908,7 +908,7 @@ fn parse_limit_accepts_all() {
 
 #[test]
 fn parse_cast() {
-    let sql = "SELECT CAST(id AS bigint) FROM customer";
+    let sql = "SELECT CAST(id AS BIGINT) FROM customer";
     let select = verified_only_select(sql);
     assert_eq!(
         &Expr::Cast {
@@ -919,19 +919,19 @@ fn parse_cast() {
     );
     one_statement_parses_to(
         "SELECT CAST(id AS BIGINT) FROM customer",
-        "SELECT CAST(id AS bigint) FROM customer",
+        "SELECT CAST(id AS BIGINT) FROM customer",
     );
 
-    verified_stmt("SELECT CAST(id AS numeric) FROM customer");
+    verified_stmt("SELECT CAST(id AS NUMERIC) FROM customer");
 
     one_statement_parses_to(
-        "SELECT CAST(id AS dec) FROM customer",
-        "SELECT CAST(id AS numeric) FROM customer",
+        "SELECT CAST(id AS DEC) FROM customer",
+        "SELECT CAST(id AS NUMERIC) FROM customer",
     );
 
     one_statement_parses_to(
-        "SELECT CAST(id AS decimal) FROM customer",
-        "SELECT CAST(id AS numeric) FROM customer",
+        "SELECT CAST(id AS DECIMAL) FROM customer",
+        "SELECT CAST(id AS NUMERIC) FROM customer",
     );
 }
 
@@ -1027,12 +1027,12 @@ fn parse_create_table() {
     let ast = one_statement_parses_to(
         sql,
         "CREATE TABLE uk_cities (\
-         name character varying(100) NOT NULL, \
-         lat double NULL, \
-         lng double, \
-         constrained int NULL CONSTRAINT pkey PRIMARY KEY NOT NULL UNIQUE CHECK (constrained > 0), \
-         ref int REFERENCES othertable (a, b), \
-         ref2 int REFERENCES othertable2 ON DELETE CASCADE ON UPDATE NO ACTION)",
+         name CHARACTER VARYING(100) NOT NULL, \
+         lat DOUBLE NULL, \
+         lng DOUBLE, \
+         constrained INT NULL CONSTRAINT pkey PRIMARY KEY NOT NULL UNIQUE CHECK (constrained > 0), \
+         ref INT REFERENCES othertable (a, b), \
+         ref2 INT REFERENCES othertable2 ON DELETE CASCADE ON UPDATE NO ACTION)",
     );
     match ast {
         Statement::CreateTable {
@@ -1193,7 +1193,7 @@ fn parse_create_table_with_on_delete_on_update_2in_any_order() -> Result<(), Par
 
 #[test]
 fn parse_create_table_with_options() {
-    let sql = "CREATE TABLE t (c int) WITH (foo = 'bar', a = 123)";
+    let sql = "CREATE TABLE t (c INT) WITH (foo = 'bar', a = 123)";
     match verified_stmt(sql) {
         Statement::CreateTable { with_options, .. } => {
             assert_eq!(
@@ -1217,7 +1217,7 @@ fn parse_create_table_with_options() {
 #[test]
 fn parse_create_table_trailing_comma() {
     let sql = "CREATE TABLE foo (bar int,)";
-    all_dialects().one_statement_parses_to(sql, "CREATE TABLE foo (bar int)");
+    all_dialects().one_statement_parses_to(sql, "CREATE TABLE foo (bar INT)");
 }
 
 #[test]
@@ -1230,9 +1230,9 @@ fn parse_create_external_table() {
     let ast = one_statement_parses_to(
         sql,
         "CREATE EXTERNAL TABLE uk_cities (\
-         name character varying(100) NOT NULL, \
-         lat double NULL, \
-         lng double) \
+         name CHARACTER VARYING(100) NOT NULL, \
+         lat DOUBLE NULL, \
+         lng DOUBLE) \
          STORED AS TEXTFILE LOCATION '/tmp/example.csv'",
     );
     match ast {
@@ -1299,9 +1299,9 @@ fn parse_create_external_table_lowercase() {
     let ast = one_statement_parses_to(
         sql,
         "CREATE EXTERNAL TABLE uk_cities (\
-         name character varying(100) NOT NULL, \
-         lat double NULL, \
-         lng double) \
+         name CHARACTER VARYING(100) NOT NULL, \
+         lat DOUBLE NULL, \
+         lng DOUBLE) \
          STORED AS PARQUET LOCATION '/tmp/example.csv'",
     );
     assert_matches!(ast, Statement::CreateTable{..});
@@ -1339,7 +1339,7 @@ fn parse_alter_table_constraints() {
             }
             _ => unreachable!(),
         }
-        verified_stmt(&format!("CREATE TABLE foo (id int, {})", constraint_text));
+        verified_stmt(&format!("CREATE TABLE foo (id INT, {})", constraint_text));
     }
 }
 
@@ -1457,7 +1457,7 @@ fn parse_literal_string() {
 
 #[test]
 fn parse_literal_date() {
-    let sql = "SELECT date '1999-01-01'";
+    let sql = "SELECT DATE '1999-01-01'";
     let select = verified_only_select(sql);
     assert_eq!(
         &Expr::TypedString {
@@ -1470,7 +1470,7 @@ fn parse_literal_date() {
 
 #[test]
 fn parse_literal_time() {
-    let sql = "SELECT time '01:23:34'";
+    let sql = "SELECT TIME '01:23:34'";
     let select = verified_only_select(sql);
     assert_eq!(
         &Expr::TypedString {
@@ -1483,7 +1483,7 @@ fn parse_literal_time() {
 
 #[test]
 fn parse_literal_timestamp() {
-    let sql = "SELECT timestamp '1999-01-01 01:23:34'";
+    let sql = "SELECT TIMESTAMP '1999-01-01 01:23:34'";
     let select = verified_only_select(sql);
     assert_eq!(
         &Expr::TypedString {
@@ -2289,7 +2289,7 @@ fn parse_multiple_statements() {
     );
     test_with("DELETE FROM foo", "SELECT", " bar");
     test_with("INSERT INTO foo VALUES (1)", "SELECT", " bar");
-    test_with("CREATE TABLE foo (baz int)", "SELECT", " bar");
+    test_with("CREATE TABLE foo (baz INT)", "SELECT", " bar");
     // Make sure that empty statements do not cause an error:
     let res = parse_sql_statements(";;");
     assert_eq!(0, res.unwrap().len());

tests/sqlparser_postgres.rs

@@ -124,7 +124,7 @@ fn parse_create_table_with_defaults() {
                             ColumnOptionDef {
                                 name: None,
                                 option: ColumnOption::Default(
-                                    pg().verified_expr("CAST(now() AS text)")
+                                    pg().verified_expr("CAST(now() AS TEXT)")
                                 )
                             },
                             ColumnOptionDef {
@@ -192,36 +192,36 @@ fn parse_create_table_from_pg_dump() {
             info text[],
             address_id smallint NOT NULL,
             activebool boolean DEFAULT true NOT NULL,
-            create_date date DEFAULT now()::date NOT NULL,
-            create_date1 date DEFAULT 'now'::text::date NOT NULL,
+            create_date date DEFAULT now()::DATE NOT NULL,
+            create_date1 date DEFAULT 'now'::TEXT::date NOT NULL,
             last_update timestamp without time zone DEFAULT now(),
             release_year public.year,
             active integer
         )";
     pg().one_statement_parses_to(sql, "CREATE TABLE public.customer (\
-            customer_id int DEFAULT nextval(CAST('public.customer_customer_id_seq' AS regclass)) NOT NULL, \
-            store_id smallint NOT NULL, \
-            first_name character varying(45) NOT NULL, \
-            last_name character varying(45) NOT NULL, \
-            info text[], \
-            address_id smallint NOT NULL, \
-            activebool boolean DEFAULT true NOT NULL, \
-            create_date date DEFAULT CAST(now() AS date) NOT NULL, \
-            create_date1 date DEFAULT CAST(CAST('now' AS text) AS date) NOT NULL, \
-            last_update timestamp DEFAULT now(), \
+            customer_id INT DEFAULT nextval(CAST('public.customer_customer_id_seq' AS REGCLASS)) NOT NULL, \
+            store_id SMALLINT NOT NULL, \
+            first_name CHARACTER VARYING(45) NOT NULL, \
+            last_name CHARACTER VARYING(45) NOT NULL, \
+            info TEXT[], \
+            address_id SMALLINT NOT NULL, \
+            activebool BOOLEAN DEFAULT true NOT NULL, \
+            create_date DATE DEFAULT CAST(now() AS DATE) NOT NULL, \
+            create_date1 DATE DEFAULT CAST(CAST('now' AS TEXT) AS DATE) NOT NULL, \
+            last_update TIMESTAMP DEFAULT now(), \
             release_year public.year, \
-            active int\
+            active INT\
         )");
 }
 
 #[test]
 fn parse_create_table_with_inherit() {
     let sql = "\
                CREATE TABLE bazaar.settings (\
-               settings_id uuid PRIMARY KEY DEFAULT uuid_generate_v4() NOT NULL, \
-               user_id uuid UNIQUE, \
-               value text[], \
-               use_metric boolean DEFAULT true\
+               settings_id UUID PRIMARY KEY DEFAULT uuid_generate_v4() NOT NULL, \
+               user_id UUID UNIQUE, \
+               value TEXT[], \
+               use_metric BOOLEAN DEFAULT true\
                )";
     pg().verified_stmt(sql);
 }