MySQL · 引擎特性 · 8.0 Instant Add Column功能解析 中使用 hexdump 解析 ibd 文件显示 instant add column 操作后存量数据保持不变，增量数据中新增了两个字段，包括 INSTANT_FLAG 标志位与字段数量，且行记录中多了一个新增的字段。

Would you like to create a newspaper-style layout for your document? Learn how to add and customize columns in Microsoft Word.

You can make room for more data in your spreadsheet in just a few steps. In this tutorial, we’ll explain how to add one or more columns in Google Sheets.

You can choose folder details to display, remove columns, add columns to all folders or even move columns in File Explorer in Windows 11/10. Learn how.

You can create or add Newspaper-like Columns in Google Docs for the web, without using any newspaper article template.

Oracle is taking MySQL in a new direction: introducing an aggressively priced cloud service combining transaction processing and data warehousing, with the bonus of dispensing with ETL.

MENGKONGSEAN changed the title Alter table ad new column in MYSQL Alter table add new column in MYSQL on Mar 4, 2020 Lyeeedar added t: bug ...

MySQL Reference Manual, 13.1.9 ALTER TABLE Syntax, Performance and Space Requirements MySQL 8.0: InnoDB now supports Instant ADD COLUMN | MySQL Server Blog 杨奇龙：MySQL Online DDL思维导图 ...