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Comment:Make sure that the output of EXPLAIN is right when the P4 argument of an opcode is of type P4_MEM with the MEM having type MEM_Blob.
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SHA1: 6a623e6cf0370456232497a84366d18fa180debb
User & Date: drh 2009-08-25 14:24:05
Context
2009-08-25
14:59
Attempt to clarify the meaning of a "parameter" in the sqlite3_bind() API documentation. check-in: 9389e6a7 user: drh tags: trunk
14:24
Make sure that the output of EXPLAIN is right when the P4 argument of an opcode is of type P4_MEM with the MEM having type MEM_Blob. check-in: 6a623e6c user: drh tags: trunk
13:53
Avoid calling sqite3VdbeRecordCompare() with uninitialized memory following an OOM. Doing so is harmless, but it worries valgrind. check-in: d33b9eb2 user: drh tags: trunk
Changes
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Changes to src/vdbeaux.c.

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      assert( (pMem->flags & MEM_Null)==0 );
      if( pMem->flags & MEM_Str ){
        zP4 = pMem->z;
      }else if( pMem->flags & MEM_Int ){
        sqlite3_snprintf(nTemp, zTemp, "%lld", pMem->u.i);
      }else if( pMem->flags & MEM_Real ){
        sqlite3_snprintf(nTemp, zTemp, "%.16g", pMem->r);



      }
      break;
    }
#ifndef SQLITE_OMIT_VIRTUALTABLE
    case P4_VTAB: {
      sqlite3_vtab *pVtab = pOp->p4.pVtab->pVtab;
      sqlite3_snprintf(nTemp, zTemp, "vtab:%p:%p", pVtab, pVtab->pModule);







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      assert( (pMem->flags & MEM_Null)==0 );
      if( pMem->flags & MEM_Str ){
        zP4 = pMem->z;
      }else if( pMem->flags & MEM_Int ){
        sqlite3_snprintf(nTemp, zTemp, "%lld", pMem->u.i);
      }else if( pMem->flags & MEM_Real ){
        sqlite3_snprintf(nTemp, zTemp, "%.16g", pMem->r);
      }else{
        assert( pMem->flags & MEM_Blob );
        zP4 = "(blob)";
      }
      break;
    }
#ifndef SQLITE_OMIT_VIRTUALTABLE
    case P4_VTAB: {
      sqlite3_vtab *pVtab = pOp->p4.pVtab->pVtab;
      sqlite3_snprintf(nTemp, zTemp, "vtab:%p:%p", pVtab, pVtab->pModule);