org.hibernate.dialect.SybaseDialect.java Source code

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Here is the source code for org.hibernate.dialect.SybaseDialect.java

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/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
 * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
 */
package org.hibernate.dialect;

import java.sql.Types;

import org.hibernate.type.descriptor.sql.BlobTypeDescriptor;
import org.hibernate.type.descriptor.sql.ClobTypeDescriptor;
import org.hibernate.type.descriptor.sql.SqlTypeDescriptor;

/**
 * All Sybase dialects share an IN list size limit.
 *
 * @author Brett Meyer
 */
public class SybaseDialect extends AbstractTransactSQLDialect {
    private static final int PARAM_LIST_SIZE_LIMIT = 250000;

    @Override
    public int getInExpressionCountLimit() {
        return PARAM_LIST_SIZE_LIMIT;
    }

    @Override
    protected SqlTypeDescriptor getSqlTypeDescriptorOverride(int sqlCode) {
        switch (sqlCode) {
        case Types.BLOB:
            return BlobTypeDescriptor.PRIMITIVE_ARRAY_BINDING;
        case Types.CLOB:
            // Some Sybase drivers cannot support getClob.  See HHH-7889
            return ClobTypeDescriptor.STREAM_BINDING_EXTRACTING;
        default:
            return super.getSqlTypeDescriptorOverride(sqlCode);
        }
    }

    @Override
    public String getNullColumnString() {
        return " null";
    }

    @Override
    public String getCurrentSchemaCommand() {
        return "select db_name()";
    }
}