Re: large queries



Thomas Kellerer wrote:
Check the driver documentation, maybe the driver is first caching the complete result set in memory before delivering it to the caller.

At least older MySQL drivers does just that. I have not looked at
the newer.

Arne
.



Relevant Pages

  • Re: return the start of a substring in a string in c
    ... Why not the explanation of how strstrand its caller ... much faster than the memory can deliver and absorb it. ... a CPU running at "100% utilization" is often ... LP vinyl records onto CD via my home computer's sound card. ...
    (comp.lang.c)
  • Re: style question,itoa
    ... sensible to have the caller pass in a buffer. ... technically useless malloc and free calls, ... priori when memory allocations would fail. ...
    (comp.unix.programmer)
  • Re : Re : memory allocation and freeing memory
    ... This means that the caller ... >> never frees memory, and the callee always frees all its ... then the caller allocates it and pass it ... > void ExprDestroy(Expr *expr) { ...
    (comp.lang.c)
  • Re: Re : memory allocation and freeing memory
    ... This means that the caller ... > never frees memory, and the callee always frees all its ... then the caller allocates it and pass it ... that accepts the opaque pointer and discards the memory it ...
    (comp.lang.c)
  • [PATCH 17/37] Re: [2.6-BK-URL] NTFS: 2.1.21 - Big update with race/bug fixes
    ... * If the page is not in memory it is loaded from disk first using the readpage ... If such is desired, the caller ... typedef struct _ntfs_inode ntfs_inode; ... * runlist - in memory vcn to lcn mapping array including a read/write lock ...
    (Linux-Kernel)