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faster type substr comparison

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This commit is contained in:
Levy A.
2025-07-11 05:11:43 -03:00
parent c300a01120
commit b008c787b7
1 changed files with 31 additions and 23 deletions
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54
core/schema.rs
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@@ -577,28 +577,37 @@ fn create_table(
let mut typename_exactly_integer = false;
let ty = match col_def.col_type {
Some(data_type) => {
Some(data_type) => 'ty: {
// https://www.sqlite.org/datatype3.html
let mut type_name = data_type.name;
type_name.make_ascii_uppercase();
if type_name.contains("INT") {
typename_exactly_integer = type_name == "INTEGER";
Type::Integer
} else if type_name.contains("CHAR")
|| type_name.contains("CLOB")
|| type_name.contains("TEXT")
{
Type::Text
} else if type_name.contains("BLOB") || type_name.is_empty() {
Type::Blob
} else if type_name.contains("REAL")
|| type_name.contains("FLOA")
|| type_name.contains("DOUB")
{
Type::Real
} else {
Type::Numeric
if type_name.is_empty() {
break 'ty Type::Blob;
}
if type_name == "INTEGER" {
typename_exactly_integer = true;
break 'ty Type::Integer;
}
if let Some(ty) = type_name.as_bytes().windows(3).find_map(|s| match s {
b"INT" => Some(Type::Integer),
_ => None,
}) {
break 'ty ty;
}
if let Some(ty) = type_name.as_bytes().windows(4).find_map(|s| match s {
b"CHAR" | b"CLOB" | b"TEXT" => Some(Type::Text),
b"BLOB" => Some(Type::Blob),
b"REAL" | b"FLOA" | b"DOUB" => Some(Type::Real),
_ => None,
}) {
break 'ty ty;
}
Type::Numeric
}
None => Type::Null,
};
@@ -609,22 +618,22 @@ fn create_table(
let mut order = SortOrder::Asc;
let mut unique = false;
let mut collation = None;
for c_def in &col_def.constraints {
match &c_def.constraint {
for c_def in col_def.constraints {
match c_def.constraint {
turso_sqlite3_parser::ast::ColumnConstraint::PrimaryKey {
order: o,
..
} => {
primary_key = true;
if let Some(o) = o {
order = *o;
order = o;
}
}
turso_sqlite3_parser::ast::ColumnConstraint::NotNull { .. } => {
notnull = true;
}
turso_sqlite3_parser::ast::ColumnConstraint::Default(expr) => {
default = Some(expr.clone())
default = Some(expr)
}
// TODO: for now we don't check Resolve type of unique
turso_sqlite3_parser::ast::ColumnConstraint::Unique(on_conflict) => {
@@ -636,7 +645,6 @@ fn create_table(
turso_sqlite3_parser::ast::ColumnConstraint::Collate { collation_name } => {
collation = Some(CollationSeq::new(collation_name.0.as_str())?);
}
// Collate
_ => {}
}
}