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Overview
Comment:Improve the ".recover" command's handling of corrupt database schemas.
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SHA3-256: becaaa4d29d17ad613f2a120f0b173e53403b3de26f22beaf83f66ebf369bf60
User & Date: dan 2019-07-24 19:20:30
Context
2019-07-24
20:10
Improve the ".recover" command so that it handles intkey pages linked into non-intkey b-trees, and vice-versa, better. check-in: 9c458acb user: dan tags: trunk
19:20
Improve the ".recover" command's handling of corrupt database schemas. check-in: becaaa4d user: dan tags: trunk
08:15
Improve the ".recover" command in the shell tool so that it is not confused by auto-vacuum databases. And so that it can recover tables for which one or more of the column names are SQL keywords. check-in: 87d76047 user: dan tags: trunk
Changes
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Changes to src/shell.c.in.

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      return 1;
    }
  }

  shellExecPrintf(pState->db, &rc,
    /* Attach an in-memory database named 'recovery'. Create an indexed 
    ** cache of the sqlite_dbptr virtual table. */

    "ATTACH %Q AS recovery;"
    "DROP TABLE IF EXISTS recovery.dbptr;"
    "DROP TABLE IF EXISTS recovery.freelist;"
    "DROP TABLE IF EXISTS recovery.map;"
    "DROP TABLE IF EXISTS recovery.schema;"
    "CREATE TABLE recovery.freelist(pgno INTEGER PRIMARY KEY);", zRecoveryDb
  );







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      return 1;
    }
  }

  shellExecPrintf(pState->db, &rc,
    /* Attach an in-memory database named 'recovery'. Create an indexed 
    ** cache of the sqlite_dbptr virtual table. */
    "PRAGMA writable_schema = on;"
    "ATTACH %Q AS recovery;"
    "DROP TABLE IF EXISTS recovery.dbptr;"
    "DROP TABLE IF EXISTS recovery.freelist;"
    "DROP TABLE IF EXISTS recovery.map;"
    "DROP TABLE IF EXISTS recovery.schema;"
    "CREATE TABLE recovery.freelist(pgno INTEGER PRIMARY KEY);", zRecoveryDb
  );