Function plan_create_schema

src/sql/src/plan/statement/ddl.rs:245–275

(
    scx: &StatementContext,
    CreateSchemaStatement {
        mut name,
        if_not_exists,
    }: CreateSchemaStatement,
)

}

pub fn plan_create_schema(
    scx: &StatementContext,
    CreateSchemaStatement {
        mut name,
        if_not_exists,
    }: CreateSchemaStatement,
) -> Result<Plan, PlanError> {
    if name.0.len() > 2 {
        sql_bail!("schema name {} has more than two components", name);
    }
    let schema_name = normalize::ident(
        name.0
            .pop()
            .expect("names always have at least one component"),
    );
    let database_spec = match name.0.pop() {
        None => match scx.catalog.active_database() {
            Some(id) => ResolvedDatabaseSpecifier::Id(id.clone()),
            None => sql_bail!("no database specified and no active database"),
        },
        Some(n) => match scx.resolve_database(&UnresolvedDatabaseName(n.clone())) {
            Ok(database) => ResolvedDatabaseSpecifier::Id(database.id()),
            Err(_) => sql_bail!("invalid database {}", n.as_str()),
        },
    };
    Ok(Plan::CreateSchema(CreateSchemaPlan {
        database_spec,
        schema_name,
        if_not_exists,
    }))
}

pub fn describe_create_table(
    _: &StatementContext,