I encountered a tricky problem. I store all versions of all documents in a table. Each document has a unique id, and the version is stored as an integer. It will increment when there is a new versi
Tag: SQLITE
Learn mobile phone programming to learn about the SQLite database
SQLite is an embedded database, and its database is a file. Since SQLite itself is written in C and is small in size, it is often integrated into various applications, even in iOS and Android apps
How do we know the lock state of SQLite DB?
1) Is there a pragma or any way to understand the current lock state of sqlite db?
2) In addition, is there a way to know if other processes are using the database? About #1: No, because the an
New with Recursive CTE clause with SQLite
SQLite 3.8.3 adds support for CTE. I tried some sample CTEs on this page and they work fine. However, after reading the documentation and trying to adjust some examples, I can’t Create a simple tes
If there are two or more conditions, how to use the replace command in SQLite
I want to update a row if it exists in the table, otherwise insert it into SQLite in a single query. From the SQLite documentation I found that we can use the REPLACE command to achieve this.
SQLITE – PREPARED statement and in expression
I have a database where users can search for records containing a list of one or more items. I am using IN for searching, but I cannot use IN to process prepared statements. This This is what I tri
How to plan mode changes in the SQLite database?
I’m currently developing an application that stores data in a SQLite database. The database will have more read access (in fact, it will be filled with data once, and then almost Only read). Theref
Schonic query for SQLite Update query
I must update the test_test column “testconsent_id” with the id value of the test_groupedconsent table, where the patient_id in test_test matches the patient_id in the test_groupedconsent table, an
SQLite Replace () function executes a string replacement
I have a column in the sqlite database that I need to modify.
The column is an array of values, as shown below:
0.021460.04419,0.04551,0.02734,0.011,0.005 The array lacks a comma betwee
SQLite, calculate foreign key references
I have two tables, one defines the list, and the other defines the items in the list. When I run this, I only get a list of items that reference them. I really need Get the results of all the rows