The SQLITE_STMT Virtual Table
(stmt.html)
2.1. Columns
... INT -- Heap memory used by this statement
);
Future releases may add new output columns and may change the order
of legacy columns.
Further detail about the meaning of each column in the SQLITE_STMT virtual
table is provided below:
sql:
The ...
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Imposter Tables
(imposter.html)
2.2. Transient Imposter Tables
... but instead merely adds an entry in SQLite's
internal symbol table. Note that the CREATE TABLE statement must
be in the correct format for the index. If the imposter table has the
wrong number of columns or is not ...
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The Checksum VFS Shim
(cksumvfs.html)
... Overview
The checksum VFS extension is a VFS shim that adds an 8-byte
checksum to the end of every page in an SQLite database. The checksum
is added as each page is written and verified as each page is ...
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Command Line Shell For SQLite
(cli.html)
8.3. File I/O Functions
The command-line shell adds two application-defined SQL functions that
facilitate reading content from a file into a table column, and writing the
content of a column into a file, respectively.
The readfile(X) SQL function reads the entire ...
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SQLite Foreign Key Support
(foreignkeys.html)
1. Introduction to Foreign Key Constraints
... If the application requires a stricter relationship between
artist and track, where NULL values are not permitted
in the trackartist column, simply add the appropriate
"NOT NULL" constraint to the schema.
There are several other ways to add an equivalent ...
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SQLite Frequently Asked Questions
(faq.html)
... BLOBs can even be used as PRIMARY KEYs.
(11) How do I add, delete or rename columns from an existing table in SQLite?
SQLite has limited ALTER TABLE support that you can use to
add, rename or drop columns or ...
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SQLite Session Module C/C++ Interface
(session.html)
... not have any PRIMARY KEY columns, it is not an error
but no changes are added to the session object. As with other session
APIs, tables without PRIMARY KEYs are simply ignored.
This function adds a set of changes to ...
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Invalid UTF Policy
(invalidutf.html)
... For example, if you insert some UTF-16LE with invalid surrogates into
a TEXT column of a table of a database that has PRAGMA encoding=UTF16LE,
then later query that column using sqlite3_column_text16(), you will
probably get back the same ...
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Database File Format
(fileformat.html)
1.3.10. Schema format number
... ADD COLUMN functionality. Support for
reading and writing format 2 was added in SQLite
version 3.1.3 on 2005-02-20.
Format 3 adds the ability of extra columns added by
ALTER TABLE ... ADD COLUMN to have non-NULL ...
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SQLite Changes From Version 3.5.9 To 3.6.0
(35to36.html)
... In version 3.6.0 the column name is just "a".
SQLite has never made any promises about the names of columns in the
result set of SELECT statement unless the column contains an AS clause.
So this change to ...
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