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If a NULL pointer is passed to sqlite3session_attach() in place of a table name, attach all database tables to the session object.
FossilOrigin-Name: e9037e4e4ccaa5c633759c4d041b60b631b92c6c
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@ -93,9 +93,15 @@ int sqlite3session_enable(sqlite3_session *pSession, int bEnable);
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/*
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** CAPI3REF: Attach A Table To A Session Object
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**
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** Attach a table to a session. All subsequent changes made to the table
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** while the session object is enabled will be recorded. See documentation
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** for [sqlite3session_changeset()] for further details.
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** If argument zTab is not NULL, then it is the name of a table to attach
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** to the session object passed as the first argument. All subsequent changes
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** made to the table while the session object is enabled will be recorded. See
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** documentation for [sqlite3session_changeset()] for further details.
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**
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** Or, if argument zTab is NULL, then changes are recorded for all tables
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** in the database. If additional tables are added to the database (by
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** executing "CREATE TABLE" statements) after this call is made, changes for
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** the new tables are also recorded.
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**
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** Changes can only be recorded for tables that have a PRIMARY KEY explicitly
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** defined as part of their CREATE TABLE statement. It does not matter if the
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@ -109,9 +115,8 @@ int sqlite3session_enable(sqlite3_session *pSession, int bEnable);
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** Changes are not recorded for individual rows that have NULL values stored
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** in one or more of their PRIMARY KEY columns.
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**
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** SQLITE_OK is returned if the table is successfully attached to the session
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** object. Or, if an error occurs, an SQLite error code (e.g. SQLITE_NOMEM)
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** is returned.
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** SQLITE_OK is returned if the call completes without error. Or, if an error
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** occurs, an SQLite error code (e.g. SQLITE_NOMEM) is returned.
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*/
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int sqlite3session_attach(
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sqlite3_session *pSession, /* Session object */
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