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HHH-19558: Fixed support of JDBC Escape Syntax #10369

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Merged
merged 3 commits into from
Jul 1, 2025
+41 −5
Merged

HHH-19558: Fixed support of JDBC Escape Syntax #10369

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cfa9a86
HHH-19558: Fixed support of JDBC escape syntax
Stefan-Tri Jun 18, 2025
30fc2d4
HHH-19558: Improved Test
Stefan-Tri Jun 18, 2025
a995cbc
HHH-19558: Removed double quoted case
Stefan-Tri Jun 30, 2025
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15 changes: 10 additions & 5 deletions hibernate-core/src/main/java/org/hibernate/query/sql/internal/SQLQueryParser.java
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Original file line number Diff line number Diff line change
Expand Up @@ -86,10 +86,15 @@ protected String substituteBrackets(String sqlQuery) throws QueryException {
final char ch = sqlQuery.charAt( index );
switch (ch) {
case '\'':
if (!doubleQuoted && !escaped) {
singleQuoted = !singleQuoted;
if (escaped) {
token.append(ch);
}
else {
if (!doubleQuoted) {
singleQuoted = !singleQuoted;
}
result.append(ch);
}
result.append(ch);
break;
case '"':
if (!singleQuoted && !escaped) {
Expand Down Expand Up @@ -220,7 +225,7 @@ private String resolveCollectionProperties(
}
aliasesFound++;
return collectionPersister.selectFragment( aliasName, collectionSuffix )
+ ", " + resolveProperties( aliasName, propertyName );
+ ", " + resolveProperties( aliasName, propertyName );
case "element.*":
return resolveProperties( aliasName, "*" );
default:
Expand Down Expand Up @@ -270,7 +275,7 @@ private void validate(String aliasName, String propertyName, String[] columnAlia
// TODO: better error message since we actually support composites if names are explicitly listed
throw new QueryException(
"SQL queries only support properties mapped to a single column - property [" +
propertyName + "] is mapped to " + columnAliases.length + " columns.",
propertyName + "] is mapped to " + columnAliases.length + " columns.",
originalQueryString
);
}
Expand Down
31 changes: 31 additions & 0 deletions hibernate-core/src/test/java/org/hibernate/orm/test/sql/SQLQueryParserUnitTests.java
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Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,8 @@
import org.hibernate.testing.orm.junit.SessionFactory;
import org.hibernate.testing.orm.junit.SessionFactoryScope;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.ValueSource;

import static org.assertj.core.api.Assertions.assertThat;

Expand All @@ -24,6 +26,35 @@
@SuppressWarnings("JUnitMalformedDeclaration")
public class SQLQueryParserUnitTests {

@ParameterizedTest
@DomainModel
@SessionFactory
@RequiresDialect(H2Dialect.class)
@ValueSource(strings = {
"{d '2025-06-18'}",
"{t '14:00'}",
"{t '14:00:00'}",
"{ts '2025-06-18T14:00'}",
"{ts '2025-06-18T14:00:00'}",
"{ts '2025-06-18T14:00:00.123'}",
"{ts '2025-06-18T14:00:00+01:00'}"})
void testJDBCEscapeSyntaxParsing(String variant, SessionFactoryScope scope) {
final SessionFactoryImplementor sessionFactory = scope.getSessionFactory();
final String sqlQuery = "select id, name from {h-domain}the_table where date = " + variant;

final String full = processSqlString( sqlQuery, "my_catalog", "my_schema", sessionFactory );
assertThat( full ).contains( variant );

final String catalogOnly = processSqlString( sqlQuery, "my_catalog", null, sessionFactory );
assertThat( catalogOnly ).contains( variant );

final String schemaOnly = processSqlString( sqlQuery, null, "my_schema", sessionFactory );
assertThat( schemaOnly ).contains( variant );

final String none = processSqlString( sqlQuery, null, null, sessionFactory );
assertThat( none ).contains( variant );
}

@Test
@DomainModel
@SessionFactory
Expand Down