Struct HavingAliasTransformer 

pub struct HavingAliasTransformer { /* private fields */ }

Transformer that adds aliases to aggregates and rewrites HAVING clauses

Implementations

impl HavingAliasTransformer

pub fn new() -> Self

Trait Implementations

impl ASTTransformer for HavingAliasTransformer

fn name(&self) -> &str

Name of this transformer (for logging and debugging)

fn description(&self) -> &str

Description of what this transformer does

fn transform(&mut self, stmt: SelectStatement) -> Result<SelectStatement>

Transform the AST, returning the modified statement

fn begin(&mut self) -> Result<()>

Called before transformation starts (for initialization)

fn enabled(&self) -> bool

Whether this transformer is enabled

fn end(&mut self) -> Result<()>

Called after transformation completes (for cleanup)

impl Default for HavingAliasTransformer

fn default() -> Self

Returns the “default value” for a type.