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Parse merge source as table factor (#483)

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* Parse source of MERGE as table_factor

Some MERGE queries need a table as a soruce,
added proper test showing it

* Clippy fix

Co-authored-by: Maciej Skrzypkowski <maciej.skrzypkowski@satoricyber.com>
This commit is contained in:
Maciej Skrzypkowski 2022-05-10 12:34:45 +02:00 • committed by GitHub
parent 35f5f0be4d
commit 9750841a66
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3 changed files with 58 additions and 55 deletions
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6
src/parser.rs
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@ -4288,8 +4288,7 @@ impl<'a> Parser<'a> {
let table = self.parse_table_factor()?;
self.expect_keyword(Keyword::USING)?;
let source = self.parse_query_body(0)?;
let alias = self.parse_optional_table_alias(keywords::RESERVED_FOR_TABLE_ALIAS)?;
let source = self.parse_table_factor()?;
self.expect_keyword(Keyword::ON)?;
let on = self.parse_expr()?;
let clauses = self.parse_merge_clauses()?;
@ -4297,8 +4296,7 @@ impl<'a> Parser<'a> {
Ok(Statement::Merge {
into,
table,
source: Box::new(source),
alias,
source,
on: Box::new(on),
clauses,
})