ng-tracker/src/main/resources/db/changelog-20180505_000000-schema.xml

<?xml version="1.1" encoding="UTF-8" standalone="no"?>
<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
    <changeSet author="orion" id="20180505_000000-0">
        <createTable tableName="file">
            <column name="id" type="integer">
                <constraints nullable="false"/>
            </column>
            <column name="name" type="varchar(255)"/>
            <column name="size" type="bigint"/>
            <column name="create_date" type="timestamp"/>
            <column name="data" type="bytea"/>
            <column name="version" type="integer"/>
        </createTable>
        <addPrimaryKey columnNames="id" constraintName="pk_file" tableName="file"/>
    </changeSet>
    <changeSet author="orion" id="20180505_000000-1">
        <createTable tableName="paper">
            <column name="id" type="integer">
                <constraints nullable="false"/>
            </column>
            <column name="title" type="varchar(255)"/>
            <column name="status" type="varchar(255)"/>
            <column name="create_date" type="timestamp"/>
            <column name="update_date" type="timestamp"/>
            <column name="comment" type="varchar(255)"/>
            <column name="locked" type="boolean"/>
            <column name="file_id" type="integer"/>
            <column name="version" type="integer"/>
        </createTable>
        <addPrimaryKey columnNames="id" constraintName="pk_paper" tableName="paper"/>
        <addForeignKeyConstraint baseTableName="paper" baseColumnNames="file_id"
                                 constraintName="fk_paper_file" referencedTableName="file"
                                 referencedColumnNames="id"/>
    </changeSet>
    <changeSet author="orion" id="20180505_000000-2">
        <createTable tableName="paper_authors">
            <column name="paper_id" type="integer"/>
            <column name="authors_id" type="integer"/>
        </createTable>
        <addForeignKeyConstraint baseTableName="paper_authors" baseColumnNames="paper_id"
                                 constraintName="fk_paper_paper_authors" referencedTableName="paper"
                                 referencedColumnNames="id"/>
        <addForeignKeyConstraint baseTableName="paper_authors" baseColumnNames="authors_id"
                                 constraintName="fk_user_paper_authors" referencedTableName="users"
                                 referencedColumnNames="id"/>
    </changeSet>
</databaseChangeLog>