大约有 3,551 项符合查询结果(耗时:0.0235秒) [XML]

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Procedure expects parameter which was not supplied

I'm getting the error when accessing a Stored Procedure in SQL Server 12 Answers 12 ...
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Using Regex to generate Strings rather than match them

... to use the Team System there our friends at Redgate have a product called SQL Data Generator [http://www.red-gate.com/products/sql_data_generator/index.htm]. It's $295, and it just generates some realistic test data. And it does things like actually generate real cities in the city column that ac...
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Is there any particular difference between intval and casting to int - `(int) X`?

...t). For example, I have used it to sanitize integers for inclusion into a SQL IN() clause by passing it to array_map. Here is an example: $ids = implode(",", array_map('intval', $_POST['array_of_integers'])); $sql = "SELECT * FROM table WHERE ids IN ($ids)"; ...
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What's wrong with Java Date & Time API? [closed]

...ill mutable. Date represents a DateTime, but in order to defer to those in SQL land, there's another subclass java.sql.Date, which represents a single day (though without a timezone associated with it). There are no TimeZones associated with a Date, and so ranges (such as a 'whole day') are often re...
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Getting the encoding of a Postgres database

... From the command line: psql my_database -c 'SHOW SERVER_ENCODING' From within psql, an SQL IDE or an API: SHOW SERVER_ENCODING share | improv...
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sqlite alter table add MULTIPLE columns in a single statement

...s it possible to alter table add MULTIPLE columns in a single statement in sqlite? The following would not work. 4 Answers ...
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How to prepend a string to a column value in MySQL?

I need a SQL update statement for updating a particular field of all the rows with a string "test" to be added in the front of the existing value. ...
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How can I easily convert DataReader to List? [duplicate]

...operties or fields to maps DataReaders to objects. (A bit like what LinqToSql does.) They save a bit of typing and may reduce the number of errors when coding for DBNull etc. Once you cache the generated code they can be faster then most hand written code as well, so do consider the “high road...
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How can I insert values into a table, using a subquery with more than one result?

...you want to insert more than one record, you can use a SELECT FROM in your SQL statement. so you will want to do this: INSERT INTO prices (group, id, price) SELECT 7, articleId, 1.50 from article WHERE name LIKE 'ABC%' ...
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Is it possible to insert multiple rows at a time in an SQLite database?

In MySQL you can insert multiple rows like this: 24 Answers 24 ...