大约有 40,000 项符合查询结果（耗时：0.0269秒） [XML]
New line in Sql Query
...-line-char/
DECLARE @NewLineChar AS CHAR(2) = CHAR(13) + CHAR(10)
PRINT ('SELECT FirstLine AS FL ' + @NewLineChar + 'SELECT SecondLine AS SL')
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How to get first character of a string in SQL?
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SELECT SUBSTR(thatColumn, 1, 1) As NewColumn from student
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What are the most interesting equivalences arising from the Curry-Howard Isomorphism?
...ot reflected in expressions)
intersection types | implicit conjunction
union types | implicit disjunction
open code | temporal next
closed code | necessity
effects | possibility
reachable state | possible world
monadic metalanguage | lax...
Passing variable number of arguments around
...se that va_list in your second function. Specifically;
void format_string(char *fmt,va_list argptr, char *formatted_string);
void debug_print(int dbg_lvl, char *fmt, ...)
{
char formatted_string[MAX_FMT_SIZE];
va_list argptr;
va_start(argptr,fmt);
format_string(fmt, argptr, formatted_st...
How do I escape a single quote in SQL Server?
...lue] VARCHAR(200)
)
INSERT INTO @my_table VALUES ('hi, my name''s tim.')
SELECT * FROM @my_table
Results
value
==================
hi, my name's tim.
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Displaying the Indian currency symbol on a website
This symbol for the rupee, the currency of India, was approved by the Union Cabinet on 15 July 2010.
16 Answers
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Light weight alternative to Hibernate? [closed]
...rt for standard SQL including SQL language features such as UNIONs, nested SELECTs, all types of JOINs, aliasing (e.g. for self-joins), etc
Wide support for non-standard SQL including UDT's, stored procedures, vendor-specific functions, etc.
Read about jOOQ in this article: http://java.dzone.com/a...
Unpivot with column name
...hould be able to use the following which includes the subject in the final select list:
select u.name, u.subject, u.marks
from student s
unpivot
(
marks
for subject in (Maths, Science, English)
) u;
See SQL Fiddle with demo
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Hibernate dialect for Oracle Database 11g?
...e getQuerySequencesString() method, that returns this query:
"select sequence_name from user_sequences;"
for which the execution returns an empty result from database).
Using the dialect org.hibernate.dialect.Oracle9iDialect , or greater, solves the problem, due to a di...
How do I remove a project configuration in Visual Studio 2008?
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In the Configuration Manager, select "Edit..." in the "Configuration" column for each project (not via the dropdown named Active solution configuration) that has configurations you want to remove.
In the dialog that pops up, mark each unwanted configurat...