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RewriteContext

uni_query::query::rewrite::context

Struct RewriteContext 

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pub struct RewriteContext {
    pub scope: HashMap<String, VariableInfo>,
    pub stats: RewriteStats,
    pub config: RewriteConfig,
}
Expand description

Contextual information available during query rewriting

The context provides information about the current query environment, including variable scope, schema metadata, and configuration options.

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§scope: HashMap<String, VariableInfo>

Variables currently in scope (from MATCH, WITH, etc.)

§stats: RewriteStats

Rewrite statistics (for observability)

§config: RewriteConfig

Configuration flags

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impl RewriteContext

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pub fn new() -> Self

Create a new rewrite context with default configuration

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pub fn with_config(config: RewriteConfig) -> Self

Create a new rewrite context with custom configuration

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pub fn get_variable(&self, name: &str) -> Option<&VariableInfo>

Get information about a variable in scope

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pub fn add_variable(&mut self, name: String, info: VariableInfo)

Add a variable to the scope

Trait Implementations§

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impl Default for RewriteContext

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fn default() -> RewriteContext

Returns the “default value” for a type. Read more

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