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Support SELECT DISTINCT

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This commit is contained in:
Nickolay Ponomarev 2019-04-20 14:15:05 +03:00
parent 31b6076d05
commit bbf1805729
3 changed files with 17 additions and 1 deletions
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2
src/sqlparser.rs
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@ -1352,6 +1352,7 @@ impl Parser {
/// Parse a restricted `SELECT` statement (no CTEs / `UNION` / `ORDER BY`),
/// assuming the initial `SELECT` was already consumed
pub fn parse_select(&mut self) -> Result<SQLSelect, ParserError> {
let distinct = self.parse_keyword("DISTINCT");
let projection = self.parse_select_list()?;
let (relation, joins) = if self.parse_keyword("FROM") {
@ -1381,6 +1382,7 @@ impl Parser {
};
Ok(SQLSelect {
distinct,
projection,
selection,
relation,