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What's new in PostgreSQL 13? - 林宗禧

tags: `COSCUP2020` `中階` `TR213`

歡迎來到 https://hackmd.io/@coscup/2020 共筆

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duplicate B-Tree improvement
Partition replication
Incremental sort^[1]
parallel vacuum performance

SQL statement

Utilites

https://en.wikipedia.org/wiki/Partial_sorting#Incremental_sorting ↩︎

Cheatsheet

Syntax	Example	Reference
# Header	Header	基本排版
- Unordered List	Unordered List
1. Ordered List	Ordered List
- [ ] Todo List	Todo List
> Blockquote	Blockquote
Bold font	Bold font
Italics font	Italics font
~~Strikethrough~~	~~Strikethrough~~
19^th^	19^th
H~2~O	H₂O
++Inserted text++	Inserted text
==Marked text==	Marked text
[link text](https:// "title")	Link
![image alt](https:// "title")	Image
`Code`	`Code`	在筆記中貼入程式碼
```javascript var i = 0; ```	`var i = 0;`	在筆記中貼入程式碼
:smile:		Emoji list
{%youtube youtube_id %}	Externals
$L^aT_eX$	L^aT_eX
:::info This is a alert area. :::	This is a alert area.

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