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A Transact-SQL code snippet is to create an XML file with the text of your code snippet. The file must have a .snippet file extension, and meet the re 阅读全文
posted @ 2021-07-15 14:17
Tuzi_ya
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sql server ,oracle 通用: 1. 行转列(PIVOT) CREATE TABLE [StudentScores]([UserName] NVARCHAR(20),[Subject] NVARCHAR(30),[Score] FLOAT,) INSERT INTO [StudentS 阅读全文
posted @ 2021-07-15 14:15
Tuzi_ya
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Bcp概述 Bcp用于Microsoft SQL Server 实例和用户指定格式的数据文件间大容量复制数据。使用 bcp 实用工具可以将大量新行导入 SQL Server 表,或将表数据导出到数据文件. Ø 2. Bcp的常见参数 -f format_file format_file表示格式文件名 阅读全文
posted @ 2021-07-15 14:07
Tuzi_ya
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When you meet below scenarios, you may check the locked table and kill the session. Unable to compile the source because of blocking tables. The sessi 阅读全文
posted @ 2021-07-15 13:59
Tuzi_ya
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open pl/sql, click "Tools" >>Preferences 2. find "User Interface" module, click "editor". 3. prepare a txt file as below: 4. Drag the zip code scroll 阅读全文
posted @ 2021-07-15 13:51
Tuzi_ya
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CTRL+E is used to copy the pattern of the first cell without any formula. From the first cell, type the last name then "Enter". Highlight from the fir 阅读全文
posted @ 2021-07-15 13:45
Tuzi_ya
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