Wp_posts table post_id and Post_type to attachment data, which can cause two problems
Only count the inserted pictures, do not count the deleted picturespost_parents field type is bigint, so you can only count once, such as you inserted in the log a picture I, and then insert the
Find the field name of the specified field in the mysqli result.
Reply to discussion (solution)
The data from the database, isn't it an array. Is an array of keys and numbers.
The use of WordPress bloggers are generally still very safe awareness, is to remove the version of WordPress, so that bad intentions of people using the old version of the vulnerability of the
I used dedecms custom field success, the database also increased the success of the field, but in the background of the column management, writing content, there is no custom
This article mainly introduces how to build the latest wordpress on SAE. if you need it, refer to install wordpress on SAE and select the wordpress template for creating an application. after installation, refer to version 3.4.
Create a new version 2, download
Requirement: copy the content of a field in one table to a field in another table.
Implement SQL statement 1:Copy codeThe Code is as follows:UPDATE file_manager_folder f1Left outer join file_manager_folder f2ON f1.name = f2.name AND f2.parentId = 54SET f1.parentId = 54WHERE f2.name is null and f1.id IN (1, 2, 3 );
Implement SQL statement 2:Copy codeThe Code is as
Recently, in the ASP forum to see a lot of netizens asked how to get the database table name, field name and how to delete the field, add the operation so write this article.
I am more familiar with SQL Server, so SQL Server is
This article introduces how to use SQL statements to add a new field to an existing table in MySQL, including setting whether the field is null or the default value. let's take a look at the simplest example. in test, add a field
Title, want to write a navigation bar, each category in the navigation bar has a bubble that shows the number of articles updated within a week.The total number of articles known to get a category is
How do i show how many articles are published within a week? Thank you..The approximate effect is similar to station B.
Reply content:
Title, want to wri
I. Example of using a formula field:
A. Conversion of measurement unitsThis is a very simple example to demonstrate how to convert and calculate different variable types in formulas.Sometimes the unit of the database field is different from the unit displayed in
After I published the article "Performance Comparison of Self-increment fields and guid field primary keys used in the Database", I got a lot of comments from my friends in the blog Park, we have also proposed some improvement methods for my testing methods. What surprised me was that a garden friend proposed that
How to make the WordPress editor support inline SVG code, WORDPRESSSVG
WordPress Editor support for SVG has always been very unfriendly, first it can not upload SVG files, and can not be automatically embedded in the content to let it display normally. At the same time,
The year, month, and day Field Values for the oracle date. The oracle Field
Address: http://yanwushu.sinaapp.com/oracle_extract_year_month_day_valu/
Previously, we used to_char (timeField, 'yyyy') to obtain the year
, WordPress does not display a custom column with a name that starts with an _ (underscore).
To some people do not want to let users see, but do not want users to modify the custom column, we can use this technique, not only to make the article edit the custom column of the
The get_post and get_posts functions in WordPress development are described in detail. wordpressget_post. The get_post and get_posts functions in WordPress development are described in detail. when wordpressget_postget_post () is used in general theme creation, the get_post
Label: style blog HTTP color Io ar use Java sp
An exception occurred while executing the insert operation:
--- Cause: Java. SQL. sqlexception: Invalid column type
It turns out that the last two fields are empty (not set at all.
(Reference http://lhbthanks.iteye.com/blog/1550457)
Because ibatis decides which version of setxxx () method should be called for this prefill redstatement Setting Parameter Based o
1, WordPress website front and back end commonly used language introduction and the operation processUsually a website is built in a way that requires a lot of technical support, especially in many computer languages. The construction of the site is mainly divided into the b
Install and use the video player plug-in HanaFlvPlayer and wordpresshana in WordPress. Install and use the video Player plug-in HanaFlvPlayer in WordPress. wordpresshanaHanaFlvPlayer is a Player plug-in that is widely used in WordPress. this plug-in is built into
Introduction:Why introduce this problem, in the program encountered such a problem, in a data table, the same aid (Project ID) is added to the data table multiple times, so corresponding to a different time, just want to choose which record to add the earliest time.Reference: Red and Black AllianceData tables used:The
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