Struct DdlPolicy 

pub struct DdlPolicy {
    pub allow_create: bool,
    pub allow_drop: bool,
    pub allow_alter: bool,
    pub allow_truncate: bool,
    pub allow_create_index: bool,
    pub allow_drop_index: bool,
}

DDL operation policy that controls allowed DDL operation types.

Fields

allow_create: bool

Whether CREATE is allowed

allow_drop: bool

Whether DROP is allowed

allow_alter: bool

Whether ALTER is allowed

allow_truncate: bool

Whether TRUNCATE is allowed

allow_create_index: bool

Whether CREATE INDEX is allowed

allow_drop_index: bool

Whether DROP INDEX is allowed

Implementations

impl DdlPolicy

pub fn permissive() -> Self

Create a policy that allows all DDL operations (use with caution in production).

pub fn read_only() -> Self

Create a read-only policy (disallows all DDL).

pub fn safe_evolution() -> Self

Create a policy that allows CREATE and ALTER but disallows DROP and TRUNCATE.

pub fn validate(&self, sql: &str) -> ValidationResult

Validate whether a DDL statement is allowed under the policy.

Trait Implementations

impl Clone for DdlPolicy

fn clone(&self) -> DdlPolicy

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for DdlPolicy

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for DdlPolicy

fn default() -> DdlPolicy

Returns the “default value” for a type.