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HHH-18018 Use NO_PLAIN_PARAMETER for Derby functions that use the length function

This commit is contained in:
Christian Beikov 2024-05-01 02:56:24 +02:00
parent f379ae0652
commit d5da60da1c
4 changed files with 24 additions and 4 deletions
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4
hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/DerbyLegacyDialect.java
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@ -380,8 +380,8 @@ public class DerbyLegacyDialect extends Dialect {
functionFactory.power_expLn();
functionFactory.round_floor();
functionFactory.trunc_floor();
functionFactory.octetLength_pattern( "length(?1)" );
functionFactory.bitLength_pattern( "length(?1)*8" );
functionFactory.octetLength_pattern( "length(?1)", SqlAstNodeRenderingMode.NO_PLAIN_PARAMETER );
functionFactory.bitLength_pattern( "length(?1)*8", SqlAstNodeRenderingMode.NO_PLAIN_PARAMETER );
functionContributions.getFunctionRegistry().register(
"concat",

6
hibernate-core/src/main/java/org/hibernate/dialect/DerbyDialect.java
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@ -77,6 +77,8 @@ import org.hibernate.type.spi.TypeConfiguration;
import jakarta.persistence.TemporalType;
import static org.hibernate.query.sqm.produce.function.FunctionParameterType.INTEGER;
import static org.hibernate.query.sqm.produce.function.FunctionParameterType.STRING;
import static org.hibernate.type.SqlTypes.BINARY;
import static org.hibernate.type.SqlTypes.BLOB;
import static org.hibernate.type.SqlTypes.CHAR;
@ -369,8 +371,8 @@ public class DerbyDialect extends Dialect {
functionFactory.power_expLn();
functionFactory.round_floor();
functionFactory.trunc_floor();
functionFactory.octetLength_pattern( "length(?1)" );
functionFactory.bitLength_pattern( "length(?1)*8" );
functionFactory.octetLength_pattern( "length(?1)", SqlAstNodeRenderingMode.NO_PLAIN_PARAMETER );
functionFactory.bitLength_pattern( "length(?1)*8", SqlAstNodeRenderingMode.NO_PLAIN_PARAMETER );
functionContributions.getFunctionRegistry().register(
"concat",

16
hibernate-core/src/main/java/org/hibernate/dialect/function/CommonFunctionFactory.java
View File

@ -814,6 +814,11 @@ public class CommonFunctionFactory {
.register();
}
/**
* Emulate left via substr and right via substr and length.
* This function is for Apache Derby and uses {@link SqlAstNodeRenderingMode#NO_PLAIN_PARAMETER}
* for the right function emulation, because length in Apache Derby can't handle plain parameters.
*/
public void leftRight_substrLength() {
functionRegistry.patternDescriptorBuilder( "left", "substr(?1,1,?2)" )
.setInvariantType(stringType)
@ -826,6 +831,7 @@ public class CommonFunctionFactory {
.setExactArgumentCount( 2 )
.setParameterTypes(STRING, INTEGER)
.setArgumentListSignature( "(STRING string, INTEGER length)" )
.setArgumentRenderingMode( SqlAstNodeRenderingMode.NO_PLAIN_PARAMETER )
.register();
}
@ -1638,10 +1644,15 @@ public class CommonFunctionFactory {
}
public void octetLength_pattern(String pattern) {
octetLength_pattern( pattern, SqlAstNodeRenderingMode.DEFAULT );
}
public void octetLength_pattern(String pattern, SqlAstNodeRenderingMode renderingMode) {
functionRegistry.patternDescriptorBuilder( "octet_length", pattern )
.setInvariantType(integerType)
.setExactArgumentCount( 1 )
.setParameterTypes(STRING_OR_CLOB)
.setArgumentRenderingMode( renderingMode )
.register();
}
@ -1661,10 +1672,15 @@ public class CommonFunctionFactory {
}
public void bitLength_pattern(String pattern) {
bitLength_pattern( pattern, SqlAstNodeRenderingMode.DEFAULT );
}
public void bitLength_pattern(String pattern, SqlAstNodeRenderingMode renderingMode) {
functionRegistry.patternDescriptorBuilder( "bit_length", pattern )
.setInvariantType(integerType)
.setExactArgumentCount( 1 )
.setParameterTypes(STRING_OR_CLOB)
.setArgumentRenderingMode( renderingMode )
.register();
}

2
hibernate-core/src/test/java/org/hibernate/orm/test/query/hql/FunctionTests.java
View File

@ -691,6 +691,8 @@ public class FunctionTests {
.list();
assertThat( session.createQuery("select left('hello world', 5)", String.class).getSingleResult(), is("hello") );
assertThat( session.createQuery("select right('hello world', 5)", String.class).getSingleResult(), is("world") );
assertThat( session.createQuery("select right(:data, 5)", String.class).setParameter( "data", "hello world" ).getSingleResult(), is("world") );
}
);
}