大约有 40,000 项符合查询结果（耗时：0.0252秒） [XML]
Update statement with inner join on Oracle
...
That syntax isn't valid in Oracle. You can do this:
UPDATE table1 SET table1.value = (SELECT table2.CODE
FROM table2
WHERE table1.value = table2.DESC)
WHERE table1.UPDATETYPE='blah'
AND EXISTS (SELECT table2.CODE
...
How to find a table having a specific column in postgresql
I'm using PostgreSQL 9.1. I have the column name of a table. Is it possible to find the table(s) that has/have this column? If so, how?
...
PostgreSQL function for last inserted ID
In PostgreSQL, how do I get the last id inserted into a table?
10 Answers
10
...
SQL injection that gets around mysql_real_escape_string()
...:
$iId = mysql_real_escape_string("1 OR 1=1");
$sSql = "SELECT * FROM table WHERE id = $iId";
mysql_real_escape_string() will not protect you against this.
The fact that you use single quotes (' ') around your variables inside your query is what protects you against this. The following is als...
Does Firefox support position: relative on table elements?
...the answer for me as well. display: block isn't enough of a fix on complex table layouts. The extra div is solution that is more reliable.
– DA.
Apr 18 '12 at 4:49
5
...
postgresql - add boolean column to table set default
Is this proper postgresql syntax to add a column to a table with a default value of false
5 Answers
...
How can I get enum possible values in a MySQL database?
...ou. It also strips the quotes from the values.
function get_enum_values( $table, $field )
{
$type = $this->db->query( "SHOW COLUMNS FROM {$table} WHERE Field = '{$field}'" )->row( 0 )->Type;
preg_match("/^enum\(\'(.*)\'\)$/", $type, $matches);
$enum = explode("','", $matches...
Converting string from snake_case to CamelCase in Ruby
...ring:
"AppUser".underscore # => "app_user"
or, if you want to get the table name, which is probably why you'd want the snake case:
AppUser.name.tableize # => "app_users"
share
|
improve thi...
MySQL Creating tables with Foreign Keys giving errno: 150
I am trying to create a table in MySQL with two foreign keys, which reference the primary keys in 2 other tables, but I am getting an errno: 150 error and it will not create the table.
...
Make a DIV fill an entire table cell
...nswered) and we have CSS3! Is there any way to get a div to fill an entire table cell's width and height using CSS?
26 Answ...