From 01697040f08f3accff80bdad4543001b75a4d894 Mon Sep 17 00:00:00 2001 From: Qp-num <52061477+qp-num@users.noreply.github.com> Date: Sat, 1 May 2021 15:36:03 +0800 Subject: [PATCH] =?UTF-8?q?Update=20MySQL=E5=AD=A6=E4=B9=A0=E7=AC=94?= =?UTF-8?q?=E8=AE=B0.md?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- ...ySQL345円255円246円344円271円240円347円254円224円350円256円260円.md" | 6 ++++++ 1 file changed, 6 insertions(+) diff --git "a/mysql/MySQL345円255円246円344円271円240円347円254円224円350円256円260円.md" "b/mysql/MySQL345円255円246円344円271円240円347円254円224円350円256円260円.md" index 1ba9afc..8e1738f 100644 --- "a/mysql/MySQL345円255円246円344円271円240円347円254円224円350円256円260円.md" +++ "b/mysql/MySQL345円255円246円344円271円240円347円254円224円350円256円260円.md" @@ -54,6 +54,12 @@ DELETE FROM pet where name = 'squirrel'; -- 删除表 DROP TABLE myorder; ``` +## SQL数据类型 +数字类型:TINYINT,SAMLLINT, MEDIUMINT,INT, BIGINT,FLOAT, DOUBLE, +时间类型:DATA, TIME, YEAR, DATATIME, +字符串类型:CHAR,VARCHAR, ... +如何选择:日期选择按照格式, 数值和字符串选择按照大小。 + ## 建表约束

AltStyle によって変換されたページ (->オリジナル) /