大约有 6,100 项符合查询结果（耗时：0.0301秒） [XML]
What is the string length of a GUID?
...haracter string.
Here is an example.
USE AdventureWorks2008R2;
GO
CREATE TABLE MyCcustomerTable
(
user_login varbinary(85) DEFAULT SUSER_SID()
,data_value varbinary(1)
);
GO
INSERT MyCustomerTable (data_value)
VALUES (0x4F);
GO
Applies to: SQL Server
The following example create...
PHP method chaining?
...rface is aimed at creating a DSL. Ex: $foo->setBar(1)->setBaz(2) vs $table->select()->from('foo')->where('bar = 1')->order('ASC). The latter spans multiple objects.
– Gordon
Sep 16 '10 at 7:32
...
Is SQL or even TSQL Turing Complete?
...nFuck" DataBase.
-- CREATE DATABASE BrainFuck;
-- Creates the Source code table
DECLARE @CodeTable TABLE (
[Id] INT IDENTITY(1,1) PRIMARY KEY NOT NULL,
[Command] CHAR(1) NOT NULL
);
-- Populate the source code into CodeTable
DECLARE @CodeLen INT = LEN(@Code);
DECLARE @CodePos INT = 0;...
Disable ONLY_FULL_GROUP_BY
...For instance, insert (below the [mysqld] section) sql_mode = "STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION"
– Vincent Pazeller
Nov 22 '16 at 10:44
...
PostgreSQL: How to pass parameters from command line?
...'"
and then refer to the variables in sql as :v1, :v2 etc
select * from table_1 where id = :v1;
Please pay attention on how we pass string/date value using two quotes " '...' "
share
|
improve ...
Using IQueryable with Linq
...tabase, with many ORM systems, you have the option of fetching data from a table in two ways, one which returns IEnumerable<T>, and one which returns an IQueryable<T>. Say, for example, you have a Products table, and you want to get all of the products whose cost is >$25.
If you do:...
Is storing a delimited list in a database column really that bad?
...m in a comma separated list of values stored in one column of the database table.
10 Answers
...
PostgreSQL wildcard LIKE for any of a list of words
...t's say that list is ['foo', 'bar', 'baz'] . I want to find any row in my table that has any of those words. This will work, but I'd like something more elegant.
...
How to “fadeOut” & “remove” a div in jQuery?
... <title>JS Bin</title>
</head>
<body>
<table class="table table-striped table-bordered table-hover">
<thead>
<tr>
<th>id</th>
<th>firstname</th>
<th>lastname</th>
&l...
PHP/MySQL insert row then get 'id'
The 'id' field of my table auto increases when I insert a row. I want to insert a row and then get that ID.
10 Answers
...