<?xml version="1.0" encoding="UTF-8"?>
<hibernate-mapping default-cascade="none">
    <class name="ADO.Model.Sequence" table="sequence" dynamic-insert="true" dynamic-update="true"
           model="">
        <comment>Sequence generator</comment>
        <id name="name" type="String" unsaved-value="0">
            <comment>the sequence name</comment>
            <column name="name" not-null="true" unique="false" sql-type="VARCHAR(127)"/>
            <generator class="none"/>
        </id>
        <version name="version" type="int" column="version">
            <comment>the sequence record version</comment>
        </version>
        <property name="value" type="ADO.Identifier">
            <comment>the sequence value</comment>
            <column name="value" not-null="false" unique="false" sql-type="BIGINT"/>
        </property>
        <property name="block_size" type="ADO.Identifier">
            <comment>the sequence block size</comment>
            <column name="block_size" not-null="false" unique="false" sql-type="BIGINT"/>
        </property>
    </class>
</hibernate-mapping>

<?xml version="1.0" encoding="UTF-8"?>
<hibernate-mapping default-cascade="none">
    <class name="ADO.Model.Sequence" table="sequence" dynamic-insert="true" dynamic-update="true"
           model="">
        <comment>Sequence generator</comment>
        <id name="name" type="String" unsaved-value="0">
            <comment>the sequence name</comment>
            <column name="name" not-null="true" unique="true" sql-type="VARCHAR(127)"/>
            <generator class="none"/>
        </id>
        <version name="version" type="int" column="version">
            <comment>the sequence record version</comment>
        </version>
        <property name="value" type="ADO.Identifier">
            <comment>the sequence value</comment>
            <column name="value" not-null="true" unique="false" sql-type="BIGINT"/>
        </property>
        <property name="block_size" type="ADO.Identifier">
            <comment>the sequence block size</comment>
            <column name="block_size" not-null="true" unique="false" sql-type="BIGINT"/>
        </property>
    </class>
</hibernate-mapping>

Fix definition of sequence table
Fix definition of sequence table
