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2025-01-09 20:29:41 +08:00
parent 04ecea043d
commit 48cdd06c2b
5053 changed files with 156164 additions and 135322 deletions

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@@ -12,12 +12,12 @@
"translatedContent": "<p>表: <code>Users</code></p>\n\n<pre>\n+--------------+---------+\n| Column Name | Type |\n+--------------+---------+\n| account | int |\n| name | varchar |\n+--------------+---------+\naccount 是该表的主键(具有唯一值的列)。\n该表的每一行都包含银行中每个用户的帐号。\n表中不会有两个用户具有相同的名称。\n</pre>\n\n<p>&nbsp;</p>\n\n<p>表: <code>Transactions</code></p>\n\n<pre>\n+---------------+---------+\n| Column Name | Type |\n+---------------+---------+\n| trans_id | int |\n| account | int |\n| amount | int |\n| transacted_on | date |\n+---------------+---------+\ntrans_id 是该表主键(具有唯一值的列)。\n该表的每一行包含了所有账户的交易改变情况。\n如果用户收到了钱, 那么金额是正的; 如果用户转了钱, 那么金额是负的。\n所有账户的起始余额为 0。\n</pre>\n\n<p>&nbsp;</p>\n\n<p>编写解决方案,&nbsp;&nbsp;报告余额高于 10000 的所有用户的名字和余额.&nbsp;账户的余额等于包含该账户的所有交易的总和。</p>\n\n<p>返回结果表单 <strong>无顺序要求</strong> 。</p>\n\n<p>查询结果格式如下例所示。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1</strong></p>\n\n<pre>\n<code><strong>输入:</strong>\nUsers</code> table:\n+------------+--------------+\n| account | name |\n+------------+--------------+\n| 900001 | Alice |\n| 900002 | Bob |\n| 900003 | Charlie |\n+------------+--------------+\n\n<code>Transactions</code> table:\n+------------+------------+------------+---------------+\n| trans_id | account | amount | transacted_on |\n+------------+------------+------------+---------------+\n| 1 | 900001 | 7000 | 2020-08-01 |\n| 2 | 900001 | 7000 | 2020-09-01 |\n| 3 | 900001 | -3000 | 2020-09-02 |\n| 4 | 900002 | 1000 | 2020-09-12 |\n| 5 | 900003 | 6000 | 2020-08-07 |\n| 6 | 900003 | 6000 | 2020-09-07 |\n| 7 | 900003 | -4000 | 2020-09-11 |\n+------------+------------+------------+---------------+\n<strong>输出:</strong>\n+------------+------------+\n| <code>name </code> | <code>balance </code> |\n+------------+------------+\n| Alice | 11000 |\n+------------+------------+\n<strong>解释:</strong>\nAlice 的余额为(7000 + 7000 - 3000) = 11000.\nBob 的余额为1000.\nCharlie 的余额为(6000 + 6000 - 4000) = 8000.\n</pre>\n",
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@@ -84,7 +84,7 @@
"insert into Transactions (trans_id, account, amount, transacted_on) values ('7', '900003', '-4000', '2020-09-11')"
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