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Experimental change to include changes made to the sqlite_stat1 table in

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changesets generated by the sessions module. sqlite_stat1 entries in such
changesets are ignored by legacy clients.

FossilOrigin-Name: bd46c4429693545eb16db85692fc591ac529796aa746f5f21df1ce4380619320
This commit is contained in:
dan
2018-01-12 16:44:29 +00:00
parent f225059b8b
commit 614efe2b4b
10 changed files with 231 additions and 16 deletions
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11
ext/session/sqlite3session.c
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@ -944,7 +944,16 @@ static int sessionTableInfo(
assert( pazCol && pabPK );
nThis = sqlite3Strlen30(zThis);
zPragma = sqlite3_mprintf("PRAGMA '%q'.table_info('%q')", zDb, zThis);
if( nThis==12 && 0==sqlite3_stricmp("sqlite_stat1", zThis) ){
/* For sqlite_stat1, pretend that (tbl,idx) is the PRIMARY KEY. */
zPragma = sqlite3_mprintf(
"SELECT 0, 'tbl', '', 0, '', 1 UNION ALL "
"SELECT 1, 'idx', '', 0, '', 2 UNION ALL "
"SELECT 2, 'stat', '', 0, '', 0"
);
}else{
zPragma = sqlite3_mprintf("PRAGMA '%q'.table_info('%q')", zDb, zThis);
}
if( !zPragma ) return SQLITE_NOMEM;
rc = sqlite3_prepare_v2(db, zPragma, -1, &pStmt, 0);