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Support MySQL Character Set Introducers (#788)

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* MySQL Character Set Introducers

* Documentation fix

* Parsing string introducer from Token::word

* Fixed lint

* fix clippy

---------

Co-authored-by: Maciej Skrzypkowski <maciej.skrzypkowski@satoricyber.com>
Co-authored-by: Andrew Lamb <andrew@nerdnetworks.org>
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Maciej Skrzypkowski 2023-02-17 19:38:43 +01:00 • committed by GitHub
parent b31ede7733
commit 488e8a8156
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4 changed files with 77 additions and 5 deletions
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41
tests/sqlparser_mysql.rs
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@ -1264,3 +1264,44 @@ fn parse_values() {
mysql().verified_stmt("VALUES ROW(1, true, 'a')");
mysql().verified_stmt("SELECT a, c FROM (VALUES ROW(1, true, 'a'), ROW(2, false, 'b'), ROW(3, false, 'c')) AS t (a, b, c)");
}
#[test]
fn parse_hex_string_introducer() {
assert_eq!(
mysql().verified_stmt("SELECT _latin1 X'4D7953514C'"),
Statement::Query(Box::new(Query {
with: None,
body: Box::new(SetExpr::Select(Box::new(Select {
distinct: false,
top: None,
projection: vec![SelectItem::UnnamedExpr(Expr::IntroducedString {
introducer: "_latin1".to_string(),
value: Value::HexStringLiteral("4D7953514C".to_string())
})],
from: vec![],
lateral_views: vec![],
selection: None,
group_by: vec![],
cluster_by: vec![],
distribute_by: vec![],
sort_by: vec![],
having: None,
qualify: None,
into: None
}))),
order_by: vec![],
limit: None,
offset: None,
fetch: None,
locks: vec![],
}))
)
}
#[test]
fn parse_string_introducers() {
mysql().verified_stmt("SELECT _binary 'abc'");
mysql().one_statement_parses_to("SELECT _utf8'abc'", "SELECT _utf8 'abc'");
mysql().one_statement_parses_to("SELECT _utf8mb4'abc'", "SELECT _utf8mb4 'abc'");
mysql().verified_stmt("SELECT _binary 'abc', _utf8mb4 'abc'");
}