RDM::DB::QUERY::join_rows_to_many< table_id, NEXT > Class Template Reference
Template base class for doing a join for one to many. More...
#include "rdm_db_query.h"
Inheritance diagram for RDM::DB::QUERY::join_rows_to_many< table_id, NEXT >:
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Collaboration diagram for RDM::DB::QUERY::join_rows_to_many< table_id, NEXT >:
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Friends |
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template<RDM_TABLE_ID any_table_id, class ANY_NEXT > | |
class | join_rows_to_many |
template<RDM_TABLE_ID any_table_id, class ANY_NEXT > | |
class | join_rows_to_one |
Additional Inherited Members |
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Public Member Functions inherited from RDM::DB::QUERY::join_rows< table_id, NEXT > | |
uint8_t * | serialize (uint8_t *buffer) |
uint8_t * | unserialize (uint8_t *buffer) |
join_rows () | |
~join_rows () | |
uint32_t | init_tables_to_write_lock (RDM_TABLE_ID *tables) |
IDs of the tables where rows are inserted. More... |
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uint32_t | init_tables_to_read_lock (RDM_TABLE_ID *tables) |
IDs of the tables where rows are read. More... |
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RDM_RETCODE | init (RDM_DB p_db) |
Initialize this object. More... |
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void | reset (void) |
Reset this object. More... |
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RDM_RETCODE | fetch_first () |
Fetch the first. More... |
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RDM_RETCODE | fetch_prev () |
Fetch the previous. More... |
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RDM_RETCODE | fetch_next () |
Fetch the next. More... |
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RDM_RETCODE | fetch_last () |
Fetch the last. More... |
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template<class TARGET_ROW_T > | |
RDM_RETCODE | bind_row (TARGET_ROW_T *target_row, bool *target_all_columns_null=NULL) |
Bind a row. More... |
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Static Public Member Functions inherited from RDM::DB::QUERY::join_rows< table_id, NEXT > | |
constexpr static int | get_serialize_size (void) |
Get the size of a buffer for serialization to hold its state. More... |
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constexpr static int | number_of_tables_to_write_lock (void) |
Number of tables where rows are inserted. More... |
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constexpr static int | number_of_tables_to_read_lock (void) |
Number of tables where rows are read. More... |
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Data Fields inherited from RDM::DB::QUERY::join_rows< table_id, NEXT > | |
NEXT | next |
Protected Member Functions inherited from RDM::DB::QUERY::join_rows< table_id, NEXT > | |
virtual RDM_RETCODE | setup_cursor_for_join (RDM_CURSOR cursor)=0 |
Set up the cursor for the join. More... |
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Protected Attributes inherited from RDM::DB::QUERY::join_rows< table_id, NEXT > | |
RDM_DB | db |
RDM_CURSOR | cursor |
void * | target_row |
uint32_t | target_size |
bool * | target_all_columns_null |
bool | outer_join |
bool | keyed_join |
position | pos |
Detailed Description
template<RDM_TABLE_ID table_id, class NEXT>
class RDM::DB::QUERY::join_rows_to_many< table_id, NEXT >
Template base class for doing a join for one to many.
Don't use this template class directly. Instead, use one of the derived classes.
- Template Parameters
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table_id The ID of the table NEXT The class in the chain to fetch data from
Friends And Related Function Documentation
join_rows_to_many
template<RDM_TABLE_ID table_id, class NEXT >
template<RDM_TABLE_ID any_table_id, class ANY_NEXT >
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friend |
join_rows_to_one
template<RDM_TABLE_ID table_id, class NEXT >
template<RDM_TABLE_ID any_table_id, class ANY_NEXT >
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friend |
The documentation for this class was generated from the following file: