SQLite JSON Function Errors During Drupal Cache Rebuild When attempting to rebuild the cache in a Drupal 8.8.6 installation using SQLite 3.7.17, users encounter a critical error related to JSON functions. The error message indicates a syntax error in an SQL query that attempts to use JSON functions such as json_extract and json_each. These functions…
Missing Identifiers and Undocumented API Removal in SQLite 3.32.1 The core issue revolves around compilation failures encountered when upgrading to SQLite version 3.32.1, specifically when using the SQLite Encryption Extension (SEE) or custom SEE-like implementations. The compilation errors manifest as missing identifiers such as sqlite3_key, sqlite3_rekey, sqlite3PagerSetCodec, sqlite3PagerCodec, and sqlite3PagerState. These identifiers are part of…
SQLite.Interop.dll Compilation Challenges for Android armeabi-v7a Compiling SQLite.Interop.dll for the Android armeabi-v7a architecture can be a daunting task, especially when dealing with cross-platform application development. The SQLite.Interop.dll is a critical component that enables SQLite database functionality in .NET applications, particularly when targeting non-Windows platforms like Android. The armeabi-v7a architecture is a common target for Android…
Missing Static and Dynamic Libraries After Configuration When building SQLite from source on a Mac, users may encounter a situation where the expected static library (libsqlite3.a) and dynamic library (libsqlite3.a.dylib) are not generated after running the make command. Instead, only a libsqlite3.la file is produced. This issue typically arises when the build process is configured…
ReactNative SQLite Query Execution Returns Empty Array When working with SQLite in a ReactNative environment, a common issue developers encounter is the SELECT * query returning an empty array even when the database contains valid data. This problem often manifests when attempting to fetch data from a table, such as the user table, and store…
Miscompilation of SQLite 3.32.1 by Clang-11.0.0 The core issue revolves around the miscompilation of SQLite version 3.32.1 when using the Clang-11.0.0 compiler. This miscompilation manifests in the utf.c source file, specifically in lines 345-347, where the compiler incorrectly assumes that the sqlite3VdbeMemRelease() function does not alter the value of pMem->flags. This assumption leads to incorrect…
Missing Conditional Compilation Directive in mkopcodec.tcl The core issue revolves around a compilation error encountered when attempting to build SQLite version 3.32.1 with the SQLITE_OMIT_EXPLAIN flag enabled. The error is traced back to a missing conditional compilation directive in the mkopcodec.tcl script, specifically in line #13. The directive #if !defined(SQLITE_OMIT_EXPLAIN) is missing the additional condition…
Positioned UPDATE Statements and SQLite’s Partial Compliance A Positioned UPDATE statement, as defined by the SQL:2008 standard under feature E121-06, allows for the modification of one or more columns in the current row of an open, updatable cursor. This feature is particularly useful in scenarios where a cursor is iterating through a result set, and…
SQLite WAL Snapshot Failure Due to Uninitialized WAL File When working with SQLite in Write-Ahead Logging (WAL) mode, one of the powerful features available is the ability to create and use snapshots to ensure read consistency across multiple database connections. However, a common issue arises when attempting to use the sqlite3_snapshot_get function on a database…
SQLite Database Locking and Resource Busy Errors on SD Card Unmount When working with SQLite databases stored on an SD card in a Linux-based embedded system, one of the most common issues encountered is the "resource or device busy" error during unmount operations. This error typically occurs when the system attempts to unmount the SD…