大约有 6,000 项符合查询结果（耗时：0.0231秒） [XML]
How to become an OpenCart guru? [closed]
...xtra methods the $this->db object has
$this->db->escape() uses mysql_real_escape_string() on the value passed
$this->db->countAffected returns the number of rows affected by an UPDATE query and so on
$this->db->getLastId() returns the last auto increment id using mysql_insert...
Working with huge files in VIM
...
I had the same problem, but it was a 300GB mysql dump and I wanted to get rid of the DROP and change CREATE TABLE to CREATE TABLE IF NOT EXISTS so didn't want to run two invocations of sed. I wrote this quick Ruby script to dupe the file with those changes:
#!/usr/bin...
Setting unique Constraint with fluent API?
... Unique Constraint. I was seeing old posts that suggested executing native SQL commands for this, but that seem to defeat the purpose. is this possible with EF6?
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How to disable Golang unused import error
...e is an example of how you could use it:
import (
"log"
"database/sql"
_ "github.com/go-sql-driver/mysql"
)
To import a package solely for its side-effects (initialization), use
the blank identifier as explicit package name.
View more at https://golang.org/ref/spec#Import_decl...
JPA eager fetch does not join
...not necessarily dictate how the fetch statement is constructed, the actual sql implementation depends on the provider you are using toplink/hibernate etc.
If you set fetchType=EAGER This means that the annotated field is populated with its values at the same time as the other fields in the entity. ...
How do I check in SQLite whether a table exists?
How do I, reliably , check in SQLite, whether a particular user table exists?
22 Answers
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MySQL: ignore errors when importing?
I am importing a fairly large database. The .sql file has almost 1,000,000 lines in it. Problem is that I am getting a syntax error when trying to import the database. It says:
...
SQLite with encryption/password protection
I'm just learning to use SQLite and I was curious if such is possible:
9 Answers
9
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Android SQLite: nullColumnHack parameter in insert/replace methods
The Android SDK has some convenience methods for manipulating data with SQLite. However both the insert and replace methods use some nullColumnHack parameter which usage I don't understand.
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Is HTML considered a programming language? [closed]
...
On some level Chris Pietschmann is correct. SQL isn't Turing complete (at least without stored procedures) yet people will list that as a language, TeX is Turing complete but most people regard it as a markup language.
Having said that: if you are just applying for jo...