Struct DmlParser 

pub struct DmlParser;

Data Modification Parser

Implementations

impl DmlParser

pub fn parse_copy_statement( &mut self, ctx: &mut ParseContext<'_>, ) -> Result<Stmt, ParseError>

Parse COPY statement Syntax: COPY VERTEX FROM ‘path’ [WITH (HEADER [true|false], DELIMITER ‘,’ , BATCH_SIZE n)] COPY EDGE <edge_type> FROM ‘path’ [WITH …] COPY FROM ‘path’ // defaults to VERTEX

impl DmlParser

pub fn parse_create_data_after_token( &mut self, ctx: &mut ParseContext<'_>, start_span: Span, ) -> Result<Stmt, ParseError>

Parse the Cypher-style CREATE data statement (the CREATE token has already been consumed) Support for grammar: CREATE (n:Label {prop: value}) CREATE (a)-[:Type {prop: value}]->(b) CREATE (a:Label1)-[:Type]->(b:Label2)

impl DmlParser

pub fn parse_delete_statement( &mut self, ctx: &mut ParseContext<'_>, ) -> Result<Stmt, ParseError>

Analysis of the DELETE statement

impl DmlParser

pub fn parse_insert_statement( &mut self, ctx: &mut ParseContext<'_>, ) -> Result<Stmt, ParseError>

Analyzing the INSERT statement

impl DmlParser

pub fn parse_merge_statement( &mut self, ctx: &mut ParseContext<'_>, ) -> Result<Stmt, ParseError>

Parse the MERGE statement

impl DmlParser

pub fn parse_update_statement( &mut self, ctx: &mut ParseContext<'_>, ) -> Result<Stmt, ParseError>

Analyzing the UPDATE statement (in its complete form, including the UPDATE token)

pub fn parse_upsert_statement( &mut self, ctx: &mut ParseContext<'_>, ) -> Result<Stmt, ParseError>

Analyzing the UPSERT statement (in its complete form, including the UPSERT token)

pub fn parse_update_after_token( &mut self, ctx: &mut ParseContext<'_>, start_span: Span, ) -> Result<Stmt, ParseError>

Parse the UPDATE statement after the UPDATE token has been consumed.

impl DmlParser

pub fn new() -> Self

Trait Implementations

impl Default for DmlParser

fn default() -> Self

Returns the “default value” for a type.