Enum AstPattern 

pub enum AstPattern {
    SelectStar,
    SelectFrom {
        table: String,
    },
    NoLimit,
    NoWhere,
    Insert,
    Update,
    Delete,
    Ddl,
    NPlusOne {
        table: String,
    },
    FullTableScan,
    And(Vec<AstPattern>),
    Or(Vec<AstPattern>),
}

AST-level pattern matching

Variants

SelectStar

SELECT * query

SelectFrom

SELECT with specific table

Fields

table: String

NoLimit

Query without LIMIT

NoWhere

Query without WHERE

Insert

INSERT statement

Update

UPDATE statement

Delete

DELETE statement

Ddl

DDL statement (CREATE, ALTER, DROP)

NPlusOne

N+1 query pattern

Fields

table: String

FullTableScan

Full table scan

And(Vec<AstPattern>)

Compound pattern

Or(Vec<AstPattern>)

Any of patterns

Implementations

impl AstPattern

pub fn select_star() -> Self

Create a SELECT * pattern

pub fn no_limit() -> Self

Create a no-limit pattern

pub fn no_where() -> Self

Create a no-where pattern

Trait Implementations

impl Clone for AstPattern

fn clone(&self) -> AstPattern

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for AstPattern

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

Formats the value using the given formatter.