support create table

Author: sjjian

ast/ddl.go

@@ -41,4 +41,8 @@ type DropColumnClause struct {
 
 type RenameColumnClause struct {
 	columnClause
+}
+
+type CreateTableStmt struct {
+	node
 }

lexer.go

@@ -190,6 +190,28 @@ var keywordMap = map[string]int{
 	"online":        _online,
 	"checkpoint":    _checkpoint,
 	"rename":        _rename,
+	"create":        _create,
+	"blockchain":    _blockchain,
+	"duplicated":    _duplicated,
+	"global":        _global,
+	"immutable":     _immutable,
+	"private":       _private,
+	"sharded":       _sharded,
+	"temporary":     _temporary,
+	"data":          _data,
+	"extended":      _extended,
+	"metadata":      _metadata,
+	"none":          _none,
+	"sharding":      _sharding,
+	"parent":        _parent,
+	"commit":        _commit,
+	"definition":    _definition,
+	"preserve":      _preserve,
+	"rows":          _rows,
+	"for":           _for,
+	"memoptimize":   _memoptimize,
+	"read":          _read,
+	"write":         _write,
 }
 
 func init() {

parser_test.go

@@ -67,6 +67,9 @@ alter table db1.table1 drop (id,name)
 `,
 		`
 alter table db1.table1 set unused column id
+`,
+		`
+alter table db1.table1 rename column id to new_id
 `,
 	}
 	for _, query := range querys {
@@ -75,3 +78,16 @@ alter table db1.table1 set unused column id
 		assert.IsType(t, &ast.AlterTableStmt{}, stmt)
 	}
 }
+
+func TestParseCreateTableStmt(t *testing.T) {
+	querys := []string{
+		`
+crate table db1.table1 (id number, name varchar2(255))
+`,
+	}
+	for _, query := range querys {
+		stmt, err := Parser(query)
+		assert.NoError(t, err, "query: %s", query)
+		assert.IsType(t, &ast.CreateTableStmt{}, stmt)
+	}
+}