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MySQL 9.0.0
Source Code Documentation
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Used to insert many blobs into InnoDB. More...
#include <btr0mtib.h>
Public Member Functions | |
Blob_inserter (Btree_load &btree_load) | |
Constructor. More... | |
~Blob_inserter () | |
dberr_t | init () |
Initialize by allocating necessary resources. More... | |
void | finish () |
dberr_t | insert_blob (lob::ref_t &ref, const dfield_t *dfield) |
dberr_t | open_blob (Blob_context &blob_ctx, lob::ref_t &ref) |
Create a blob. More... | |
dberr_t | write_blob (Blob_context blob_ctx, lob::ref_t &ref, const byte *data, size_t len) |
Write data into the blob. More... | |
dberr_t | close_blob (Blob_context blob_ctx, lob::ref_t &ref) |
Indicate that the blob has been completed, so that resources can be removed, and as necessary flushing can be done. More... | |
Page_load * | alloc_first_page () |
Allocate a LOB first page. More... | |
Page_load * | alloc_data_page () |
Allocate a data page. More... | |
Page_load * | alloc_index_page () |
Allocate a LOB index page. More... | |
trx_id_t | get_trx_id () const |
Get the current transaction id. More... | |
Private Member Functions | |
Page_load * | alloc_page_from_extent (Page_extent *&m_page_extent) |
Page_extent * | alloc_free_extent () |
Private Attributes | |
Btree_load & | m_btree_load |
Page_extent * | m_page_extent_first {nullptr} |
Page extent from which to allocate first pages of blobs. More... | |
Page_range_t | m_page_range_first |
Page_extent * | m_page_extent_data {nullptr} |
Page extent from which to allocate data pages of blobs. More... | |
std::list< Page_extent * > | m_index_extents |
Page extent from which to allocate index pages of blobs. More... | |
Blob_context | m_blob {nullptr} |
The current blob being inserted. More... | |
ut::Object_cache< Page_load > | m_page_load_cache |
Cache of Page_load objects. More... | |
ut::Object_cache< Page_extent > | m_page_extent_cache |
Cache of Page_extent objects. More... | |
std::vector< Blob_handle * > | m_free_blob_ctxs |
Cache the free context objects. More... | |
Used to insert many blobs into InnoDB.
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inline |
Constructor.
[in] | btree_load | the B-tree into which blobs are inserted. |
Btree_multi::bulk::Blob_inserter::~Blob_inserter | ( | ) |
Page_load * Btree_multi::bulk::Blob_inserter::alloc_data_page | ( | ) |
Allocate a data page.
Page_load * Btree_multi::bulk::Blob_inserter::alloc_first_page | ( | ) |
Allocate a LOB first page.
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Page_load * Btree_multi::bulk::Blob_inserter::alloc_index_page | ( | ) |
Allocate a LOB index page.
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dberr_t Btree_multi::bulk::Blob_inserter::close_blob | ( | Blob_context | blob_ctx, |
lob::ref_t & | ref | ||
) |
Indicate that the blob has been completed, so that resources can be removed, and as necessary flushing can be done.
[in] | blob_ctx | pointer to blob which has been completely written. |
[out] | ref | a blob ref object. |
void Btree_multi::bulk::Blob_inserter::finish | ( | ) |
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Get the current transaction id.
dberr_t Btree_multi::bulk::Blob_inserter::init | ( | void | ) |
Initialize by allocating necessary resources.
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dberr_t Btree_multi::bulk::Blob_inserter::open_blob | ( | Blob_context & | blob_ctx, |
lob::ref_t & | ref | ||
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Create a blob.
[out] | blob_ctx | pointer to an opaque object representing a blob. |
[out] | ref | blob reference to be placed in the record. |
dberr_t Btree_multi::bulk::Blob_inserter::write_blob | ( | Blob_context | blob_ctx, |
lob::ref_t & | ref, | ||
const byte * | data, | ||
size_t | len | ||
) |
Write data into the blob.
[in] | blob_ctx | pointer to blob into which data is written. |
[out] | ref | blob reference to be placed in the record. |
[in] | data | buffer containing data to be written |
[in] | len | length of the data to be written. |
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The current blob being inserted.
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Cache the free context objects.
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Page extent from which to allocate index pages of blobs.
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Cache of Page_extent objects.
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Page extent from which to allocate data pages of blobs.
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Page extent from which to allocate first pages of blobs.
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Cache of Page_load objects.
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