Evaluates an ORDER BY expression against a row. This helper injects row values into the context with both: - Aliased column names (e.g., `age` from `

Evaluate a binary operation

Evaluate a CAST expression: CAST(expr AS type-spec)

Evaluate IS predicate expressions

Evaluate a literal value

Evaluate a PATH constructor: PATH[expr1, expr2, ...]

Evaluate a pattern expression in WHERE clauses

Evaluate a unary operation

Common aggregation logic

Execute a CALL statement with specific graph Execute a call statement without any graph context (for graph-independent procedures) Internal method for

Execute DECLARE statement to define local variables with type specifications Internal method for declare statements

Execute EXCEPT operation

Execute a generic function

Execute a hash-based expand operation with specific graph

Execute in-memory sort operation

Execute INTERSECT operation

Execute a MATCH clause with context support for WITH queries

Execute a system procedure by name Only gql.* namespace procedures are supported. The gql.* namespace is reserved for vendor-provided system procedur

Execute a subquery with correlated variable support

Execute UNION operation

Execute UNWIND on a set of rows

Execute a WITH clause to transform query results

Check if a graph type exists

Parse expression list: expr1, expr2, expr3, ...

Extract pattern variables into context Originally: optimizer.rs line 1272

Find variables that appear in multiple patterns

Get cached subquery result

Get number of rows @return Row count

Get all result rows @return List of rows (each row is a Map)

Get ACEs for a principal

Get ACEs for a resource

Get all active session IDs

Get cache statistics (entries count, memory bytes estimate)

Get the catalog manager

Get current schema from session

Get total estimated cost

ROADMAP v0.4.0 - Schema validation for data ingestion (see ROADMAP.md §4)

ROADMAP v0.4.0 - Helper to resolve graph type from graph name for validation

Get graph types by schema

Get graphs by schema

Get a role by name

ROADMAP v0.3.0 - Rollback operation iteration for ROLLBACK execution

Get a specific row by index

Get comprehensive cache statistics

Get timezone information if available

Get a value by position (for set operations)

Check if there's an active transaction

Check if a temporal type has date component

Check if a temporal type has time component

Invalidate caches when schema changes

Check if result is empty @return true if no rows

Check if an expression is an aggregate function

Check if the result is empty (no rows) Returns: True if result has no rows, False otherwise

Check if a procedure name is a valid system procedure

Check if a query is syntactically valid This is a convenience method that returns a boolean instead of an error. # Arguments `query` - The GQL query

Parse simple patterns using direct string matching CRITICAL: The order of patterns in this function is crucial to prevent infinite loops and ensure c

Extract items from a list response

Set the LIMIT value to the query Limits the number of results returned.

List all graph types

List all available graphs

Convert AST literal to storage value

Load all catalogs from storage Loads the state of all registered catalogs from storage. This operation loads each catalog's state individually. # Re

Load an existing database

Match a string against a LIKE pattern with SQL-style wildcards

Get timezone name/identifier

Open a GraphLite database at the given path Creates or opens a database at the specified path and initializes all necessary components. This is the m

Optimize a physical plan Originally: optimizer.rs line 2122

Optimize physical plan

Parse index name - lenient parser that accepts various token types for better error messages This allows invalid names to be parsed so we can provide

Plan GROUP BY clause with aliases Originally: optimizer.rs line 1324

Post-execution: optional cleanup

Parse primary graph expressions (non-union)

Check if a system procedure requires graph context Only gql.* namespace procedures are recognized as system procedures. All other namespaces are rese

Parse a complete query: MATCH [WHERE] RETURN [GROUP BY] [HAVING] [ORDER BY] [LIMIT] Parse query with set operations support <query-statement> ::= <que

Read all entries from a specific WAL file

Record a successful optimization

ROADMAP v0.2.0 - Release allocated memory (see ROADMAP.md §1)