databaseChangeLog:
  - logicalFilePath: db-changelog-000294-deployment-package-last-modified.yaml
  - changeSet:
      author: appian
      id: 'tag-pre-000294'
      tagDatabase:
        tag: 'pre-000294'

  - changeSet:
      author: appian
      id: '000294.1.0'
      comment: Add modified_ts column
      addColumn:
        tableName: dpkg
        column:
          name: modified_ts
          type: ${longType}
          defaultValue: 0
          constraints:
            nullable: false

  #Remove the default value.  This is necessary because db2 requires new non-nullable columns to have
  #a default value.  Thus we need to remove afterwards because we do not desire a defaultValue
  #See DB2 SQLCODE=-193
  - changeSet:
      author: appian
      id: '000294.1.1'
      comment: Remove the default value
      dropDefaultValue:
        tableName: dpkg
        columnName: modified_ts
        columnDataType: ${longType}

  - changeSet:
      author: appian
      id: '000294.2.0'
      comment: Add index on modifed_ts column
      createIndex:
        tableName: dpkg
        columns:
          - column:
              name: modified_ts
        indexName: dpkg_modified_ts_idx
        unique: false