Small. Fast. Reliable.
Choose any three.
Choose any three.
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SQLite FTS5 Extension
(fts5.html)
1. Overview of FTS5
... SELECT * FROM email WHERE email MATCH 'fts5';
SELECT * FROM email WHERE email = 'fts5';
SELECT * FROM email('fts5');
By default, FTS5 full-text searches are case-independent. Like any other
SQL query that does not contain an ORDER BY clause, the ...
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sqldiff.exe: Database Difference Utility
(sqldiff.html)
3. Limitations
... For several of SQLite's
bundled virtual tables (FTS3, FTS5, rtree and others), the surprising effects
may include corruption of the virtual table content.
If the --vtab option is passed to sqldiff.exe, then it ignores all
underlying shadow tables ...
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List Of Virtual Tables
(vtablist.html)
2. Virtual Tables
... computer. Used by the
CLI to help implement the .archive command.
FTS3
A high-performance full-text search index.
FTS5
A higher-performance full-text search index
generate_series
A table-valued function returning a sequence of
integers, modeled after the ...
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The Lemon LALR(1) Parser Generator
(lemon.html)
2.1. Use of Lemon Within SQLite
... Lemon is also used to generate the parser for the query pattern
expressions in the FTS5 extension. In this case, the input grammar
file is fts5parse.y.
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The SQLite Amalgamation
(amalgamation.html)
2. The SQLite Amalgamation
... The makefiles for SQLite have an "sqlite3.c" target for building the
amalgamation, to contain all C code for the core SQLite library and the
FTS3, FTS5, RTREE, DBSTAT, JSON1,
RBU and SESSION
extensions.
This file contains about 238K lines ...
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Profiling SQL Queries
(profile.html)
2. Simple Cases - Rows, Loops and Cycles
... CREATE VIRTUAL TABLE ft USING fts5(text);
CREATE TABLE t1(a, b);
CREATE TABLE t2(c INTEGER PRIMARY KEY, d);
Then, after first executing ".scanstats on":
sqlite3> SELECT * FROM t1, t2 WHERE t2.c=t1.a;
<...query results...> ...
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Pointer Passing Interfaces
(bindptr.html)
2. A Brief History Of Pointer Passing In SQLite
... In order for an application to
add new extensions to FTS5, such as new tokenizers,
the application needs a pointer to the "fts5_api" object.
In the CARRAY extension, the application needs to tell the
extension the
location of a C ...
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Recent SQLite News
(news.html)
... Version 3.44.2 also fixes an
FTS5 problem that was found by a fuzzer just minutes after the
3.44.1 release.
2023-11-22 - Version 3.44.1
Version 3.44.1 is a patch release that fixes ...
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Vulnerabilities
(cves.html)
3. Status Of Recent SQLite CVEs
... A coding error causes FTS5
to sometimes return inconsistent and incorrect results under obscure circumstances,
but no memory errors occur.
(details)
CVE-2020-15358
3.32.3(2020-06-18)
Malicious SQL statement causes a read past the end of ...
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The Virtual Table Mechanism Of SQLite
(vtab.html)
2.22. The xIntegrity Method
... So, for example, if the inverted
index for FTS5 is found to be internally inconsistent, then the xIntegrity
method should write an appropriate error message into the pzErr parameter
and return SQLITE_OK. But if the xIntegrity method is unable to ...
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Page generated by FTS5 in about 25.71 ms.