Function try_parse_alter_tenant

nodedb-sql/src/ddl_ast/parse/tenant.rs:35–73

(
    _upper: &str,
    parts: &[&str],
    original: &str,
)

// ── ALTER TENANT ──────────────────────────────────────────────────────────────

fn try_parse_alter_tenant(
    _upper: &str,
    parts: &[&str],
    original: &str,
) -> Option<Result<NodedbStatement, SqlError>> {
    // ALTER TENANT <name> IN DATABASE <db> SET QUOTA (...)
    // parts: [ALTER, TENANT, <name>, IN, DATABASE, <db>, SET, QUOTA, ...]
    if parts.len() < 3 {
        return None;
    }
    if !parts[1].eq_ignore_ascii_case("TENANT") {
        return None;
    }

    // Must have IN DATABASE at positions 3,4 (0-indexed).
    if parts.len() < 8 {
        return None;
    }
    if !parts[3].eq_ignore_ascii_case("IN") || !parts[4].eq_ignore_ascii_case("DATABASE") {
        return None;
    }
    if !parts[6].eq_ignore_ascii_case("SET") || !parts[7].eq_ignore_ascii_case("QUOTA") {
        return None;
    }

    let name = parts[2].to_string();
    let database = parts[5].to_string();

    let spec = match parse_quota_spec(original, "ALTER TENANT IN DATABASE SET QUOTA") {
        Ok(s) => s,
        Err(e) => return Some(Err(e)),
    };

    Some(Ok(NodedbStatement::Database(DatabaseStmt::AlterTenant {
        name,
        database,
        operation: AlterTenantOperation::SetQuota(spec),
    })))
}

// ── SHOW TENANT ───────────────────────────────────────────────────────────────