core/src/main/java/org/apache/gravitino/storage/relational/mapper/provider/postgresql/TagMetadataObjectRelPostgreSQLProvider.java [122:158]:
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  public String softDeleteTagMetadataObjectRelsBySchemaId(@Param("schemaId") Long schemaId) {
    return " UPDATE "
        + TagMetadataObjectRelMapper.TAG_METADATA_OBJECT_RELATION_TABLE_NAME
        + " tmt SET deleted_at =  floor(extract(epoch from((current_timestamp -"
        + " timestamp '1970-01-01 00:00:00')*1000))) "
        + " WHERE tmt.deleted_at = 0 AND EXISTS ("
        + " SELECT st.schema_id FROM "
        + SchemaMetaMapper.TABLE_NAME
        + " st WHERE st.schema_id = #{schemaId} AND "
        + "st.schema_id = tmt.metadata_object_id AND tmt.metadata_object_type = 'SCHEMA'"
        + " UNION "
        + " SELECT tt.schema_id FROM "
        + TopicMetaMapper.TABLE_NAME
        + " tt WHERE tt.schema_id = #{schemaId} AND "
        + "tt.topic_id = tmt.metadata_object_id AND tmt.metadata_object_type = 'TOPIC'"
        + " UNION "
        + " SELECT tat.schema_id FROM "
        + TableMetaMapper.TABLE_NAME
        + " tat WHERE tat.schema_id = #{schemaId} AND"
        + " tat.table_id = tmt.metadata_object_id AND tmt.metadata_object_type = 'TABLE'"
        + " UNION "
        + " SELECT ft.schema_id FROM "
        + FilesetMetaMapper.META_TABLE_NAME
        + " ft WHERE ft.schema_id = #{schemaId} AND"
        + " ft.fileset_id = tmt.metadata_object_id AND tmt.metadata_object_type = 'FILESET'"
        + " UNION "
        + " SELECT cot.schema_id FROM "
        + TableColumnMapper.COLUMN_TABLE_NAME
        + " cot WHERE cot.schema_id = #{schemaId} AND"
        + " cot.column_id = tmt.metadata_object_id AND tmt.metadata_object_type = 'COLUMN'"
        + " UNION "
        + " SELECT mt.schema_id FROM "
        + ModelMetaMapper.TABLE_NAME
        + " mt WHERE mt.schema_id = #{schemaId} AND "
        + " mt.model_id = tmt.metadata_object_id AND tmt.metadata_object_type = 'MODEL'"
        + ")";
  }
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core/src/main/java/org/apache/gravitino/storage/relational/mapper/provider/base/TagMetadataObjectRelBaseSQLProvider.java [210:246]:
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  public String softDeleteTagMetadataObjectRelsBySchemaId(@Param("schemaId") Long schemaId) {
    return " UPDATE "
        + TagMetadataObjectRelMapper.TAG_METADATA_OBJECT_RELATION_TABLE_NAME
        + " tmt SET deleted_at = (UNIX_TIMESTAMP() * 1000.0)"
        + " + EXTRACT(MICROSECOND FROM CURRENT_TIMESTAMP(3)) / 1000"
        + " WHERE tmt.deleted_at = 0 AND EXISTS ("
        + " SELECT st.schema_id FROM "
        + SchemaMetaMapper.TABLE_NAME
        + " st WHERE st.schema_id = #{schemaId} AND "
        + " st.schema_id = tmt.metadata_object_id AND tmt.metadata_object_type = 'SCHEMA'"
        + " UNION "
        + " SELECT tt.schema_id FROM "
        + TopicMetaMapper.TABLE_NAME
        + " tt WHERE tt.schema_id = #{schemaId} AND "
        + "tt.topic_id = tmt.metadata_object_id AND tmt.metadata_object_type = 'TOPIC'"
        + " UNION "
        + " SELECT tat.schema_id FROM "
        + TableMetaMapper.TABLE_NAME
        + " tat WHERE tat.schema_id = #{schemaId} AND "
        + "tat.table_id = tmt.metadata_object_id AND tmt.metadata_object_type = 'TABLE'"
        + " UNION "
        + " SELECT ft.schema_id FROM "
        + FilesetMetaMapper.META_TABLE_NAME
        + " ft WHERE ft.schema_id = #{schemaId} AND "
        + " ft.fileset_id = tmt.metadata_object_id AND tmt.metadata_object_type = 'FILESET'"
        + " UNION "
        + " SELECT cot.schema_id FROM "
        + TableColumnMapper.COLUMN_TABLE_NAME
        + " cot WHERE cot.schema_id = #{schemaId} AND "
        + " cot.column_id = tmt.metadata_object_id AND tmt.metadata_object_type = 'COLUMN'"
        + " UNION "
        + " SELECT mt.schema_id FROM "
        + ModelMetaMapper.TABLE_NAME
        + " mt WHERE mt.schema_id = #{schemaId} AND "
        + " mt.model_id = tmt.metadata_object_id AND tmt.metadata_object_type = 'MODEL'"
        + ")";
  }
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