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MySQL: Add support for unsigned numeric types (#2031)

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Mohamed Abdeen 2025-09-19 11:04:56 +03:00 • committed by GitHub
parent f642dd573c
commit ea7f9026f7
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3 changed files with 182 additions and 15 deletions
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58
src/parser/mod.rs
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@ -10181,19 +10181,41 @@ impl<'a> Parser<'a> {
Token::Word(w) => match w.keyword {
Keyword::BOOLEAN => Ok(DataType::Boolean),
Keyword::BOOL => Ok(DataType::Bool),
Keyword::FLOAT => Ok(DataType::Float(self.parse_optional_precision()?)),
Keyword::REAL => Ok(DataType::Real),
Keyword::FLOAT => {
let precision = self.parse_exact_number_optional_precision_scale()?;
if self.parse_keyword(Keyword::UNSIGNED) {
Ok(DataType::FloatUnsigned(precision))
} else {
Ok(DataType::Float(precision))
}
}
Keyword::REAL => {
if self.parse_keyword(Keyword::UNSIGNED) {
Ok(DataType::RealUnsigned)
} else {
Ok(DataType::Real)
}
}
Keyword::FLOAT4 => Ok(DataType::Float4),
Keyword::FLOAT32 => Ok(DataType::Float32),
Keyword::FLOAT64 => Ok(DataType::Float64),
Keyword::FLOAT8 => Ok(DataType::Float8),
Keyword::DOUBLE => {
if self.parse_keyword(Keyword::PRECISION) {
Ok(DataType::DoublePrecision)
if self.parse_keyword(Keyword::UNSIGNED) {
Ok(DataType::DoublePrecisionUnsigned)
} else {
Ok(DataType::DoublePrecision)
}
} else {
Ok(DataType::Double(
self.parse_exact_number_optional_precision_scale()?,
))
let precision = self.parse_exact_number_optional_precision_scale()?;
if self.parse_keyword(Keyword::UNSIGNED) {
Ok(DataType::DoubleUnsigned(precision))
} else {
Ok(DataType::Double(precision))
}
}
}
Keyword::TINYINT => {
@ -10420,12 +10442,24 @@ impl<'a> Parser<'a> {
Keyword::NUMERIC => Ok(DataType::Numeric(
self.parse_exact_number_optional_precision_scale()?,
)),
Keyword::DECIMAL => Ok(DataType::Decimal(
self.parse_exact_number_optional_precision_scale()?,
)),
Keyword::DEC => Ok(DataType::Dec(
self.parse_exact_number_optional_precision_scale()?,
)),
Keyword::DECIMAL => {
let precision = self.parse_exact_number_optional_precision_scale()?;
if self.parse_keyword(Keyword::UNSIGNED) {
Ok(DataType::DecimalUnsigned(precision))
} else {
Ok(DataType::Decimal(precision))
}
}
Keyword::DEC => {
let precision = self.parse_exact_number_optional_precision_scale()?;
if self.parse_keyword(Keyword::UNSIGNED) {
Ok(DataType::DecUnsigned(precision))
} else {
Ok(DataType::Dec(precision))
}
}
Keyword::BIGNUMERIC => Ok(DataType::BigNumeric(
self.parse_exact_number_optional_precision_scale()?,
)),