4paradigm / 4paradigm/OpenMLDB
Add SQL syntax support for passing tuple to 'where in' statement
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Descripción
**Describe the feature you'd like**
Now we can execute the sql like this.
```
select * from t1 where (gender) in (("male"));
```
But fail for this sql.
```
select * from t1 where (name, gender) in (("tobe", "male"));
```
Here is the error message.
```
W0104 11:03:18.722047 1311167296 sql_cluster_router.cc:2651] Status: [101] create logic plan tree failed--Unsupport ASTExpression StructConstructorWithParens
Error: [101] create logic plan tree failed--Unsupport ASTExpression StructConstructorWithParens
```
Guía de contribución
Línea de trabajo
The error points to sql_cluster_router.cc and an unsupported ASTExpression StructConstructorWithParens. Look for the logic plan tree creation code and the AST handling for WHERE IN clauses. Understand how single-column tuples are parsed versus multi-column tuples. Testing involves writing SQL with tuple syntax against the database.
Escrito por el modelo de indexación a partir del texto del issue.
Evaluación
- Stack tecnológico
- sql
- Área
- databases
- Tipo de issue
- Nueva funcionalidad
- Dificultad
- 4/5
- Tiempo estimado
- 3-5 días
- Estado de actividad
- Estancado
- Claridad
- Bien especificado
- Aptitud para principiantes
- 40/100