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Avoid using LIKE in sqlite3expert.c, in case "PRAGMA case_sensitive_like" has been used or the "like" UDF replaced by something unexpected.

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FossilOrigin-Name: 9f642b3dbc8febfacad97076030f44e9b40067e27222f2bcb84813c5765d3d2a
This commit is contained in:
dan
2024-10-21 10:47:24 +00:00
parent b74c7880d6
commit 32d255851e
3 changed files with 14 additions and 12 deletions
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12
ext/expert/sqlite3expert.c
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@ -1463,9 +1463,11 @@ static int idxCreateVtabSchema(sqlite3expert *p, char **pzErrmsg){
** 2) Create the equivalent virtual table in dbv.
*/
rc = idxPrepareStmt(p->db, &pSchema, pzErrmsg,
"SELECT type, name, sql, 1, sql LIKE 'create virtual%%' "
"SELECT type, name, sql, 1, "
" substr(sql,1,14)=='create virtual' COLLATE nocase "
"FROM sqlite_schema "
"WHERE type IN ('table','view') AND name NOT LIKE 'sqlite_%%' "
"WHERE type IN ('table','view') AND "
" substr(name,1,7)!='sqlite_' COLLATE nocase "
" UNION ALL "
"SELECT type, name, sql, 2, 0 FROM sqlite_schema "
"WHERE type = 'trigger'"
@ -2024,9 +2026,9 @@ sqlite3expert *sqlite3_expert_new(sqlite3 *db, char **pzErrmsg){
if( rc==SQLITE_OK ){
sqlite3_stmt *pSql = 0;
rc = idxPrintfPrepareStmt(pNew->db, &pSql, pzErrmsg,
"SELECT sql, name, sql LIKE 'create virtual%%' AS virt "
" FROM sqlite_schema WHERE name NOT LIKE 'sqlite_%%'"
" ORDER BY virt DESC, rowid"
"SELECT sql, name, substr(sql,1,14)=='create virtual' COLLATE nocase"
" FROM sqlite_schema WHERE substr(name,1,7)!='sqlite_' COLLATE nocase"
" ORDER BY 3 DESC, rowid"
);
while( rc==SQLITE_OK && SQLITE_ROW==sqlite3_step(pSql) ){
const char *zSql = (const char*)sqlite3_column_text(pSql, 0);