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Added Innobase to source distribution
Docs/manual.texi: Added Innobase documentation configure.in: Incremented version include/my_base.h: Added option for Innobase myisam/mi_check.c: cleanup mysql-test/t/bdb.test: cleanup mysql-test/t/innobase.test: Extended with new tests from bdb.test mysql-test/t/merge.test: Added test of SHOW create mysys/my_init.c: Fix for UNIXWARE 7 scripts/mysql_install_db.sh: Always write how to start mysqld scripts/safe_mysqld.sh: Fixed type sql/ha_innobase.cc: Update to new version sql/ha_innobase.h: Update to new version sql/handler.h: Added 'update_table_comment()' and 'append_create_info()' sql/sql_delete.cc: Fixes for Innobase sql/sql_select.cc: Fixes for Innobase sql/sql_show.cc: Append create information (for MERGE tables) sql/sql_update.cc: Fixes for Innobase
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innobase/include/row0ins.h
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142
innobase/include/row0ins.h
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/******************************************************
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Insert into a table
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(c) 1996 Innobase Oy
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Created 4/20/1996 Heikki Tuuri
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*******************************************************/
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#ifndef row0ins_h
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#define row0ins_h
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#include "univ.i"
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#include "data0data.h"
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#include "que0types.h"
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#include "dict0types.h"
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#include "trx0types.h"
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#include "row0types.h"
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/*************************************************************************
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Creates an insert node struct. */
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ins_node_t*
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ins_node_create(
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/*============*/
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/* out, own: insert node struct */
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ulint ins_type, /* in: INS_VALUES, ... */
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dict_table_t* table, /* in: table where to insert */
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mem_heap_t* heap); /* in: mem heap where created */
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/*************************************************************************
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Sets a new row to insert for an INS_DIRECT node. This function is only used
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if we have constructed the row separately, which is a rare case; this
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function is quite slow. */
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void
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ins_node_set_new_row(
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/*=================*/
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ins_node_t* node, /* in: insert node */
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dtuple_t* row); /* in: new row (or first row) for the node */
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/*******************************************************************
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Tries to insert an index entry to an index. If the index is clustered
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and a record with the same unique key is found, the other record is
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necessarily marked deleted by a committed transaction, or a unique key
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violation error occurs. The delete marked record is then updated to an
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existing record, and we must write an undo log record on the delete
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marked record. If the index is secondary, and a record with exactly the
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same fields is found, the other record is necessarily marked deleted.
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It is then unmarked. Otherwise, the entry is just inserted to the index. */
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ulint
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row_ins_index_entry_low(
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/*====================*/
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/* out: DB_SUCCESS, DB_LOCK_WAIT, DB_FAIL
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if pessimistic retry needed, or error code */
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ulint mode, /* in: BTR_MODIFY_LEAF or BTR_MODIFY_TREE,
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depending on whether we wish optimistic or
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pessimistic descent down the index tree */
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dict_index_t* index, /* in: index */
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dtuple_t* entry, /* in: index entry to insert */
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que_thr_t* thr); /* in: query thread */
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/*******************************************************************
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Inserts an index entry to index. Tries first optimistic, then pessimistic
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descent down the tree. If the entry matches enough to a delete marked record,
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performs the insert by updating or delete unmarking the delete marked
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record. */
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ulint
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row_ins_index_entry(
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/*================*/
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/* out: DB_SUCCESS, DB_LOCK_WAIT,
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DB_DUPLICATE_KEY, or some other error code */
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dict_index_t* index, /* in: index */
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dtuple_t* entry, /* in: index entry to insert */
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que_thr_t* thr); /* in: query thread */
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/***************************************************************
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Inserts a row to a table. */
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ulint
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row_ins(
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/*====*/
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/* out: DB_SUCCESS if operation successfully
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completed, else error code or DB_LOCK_WAIT */
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ins_node_t* node, /* in: row insert node */
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que_thr_t* thr); /* in: query thread */
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/***************************************************************
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Inserts a row to a table. This is a high-level function used in
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SQL execution graphs. */
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que_thr_t*
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row_ins_step(
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/*=========*/
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/* out: query thread to run next or NULL */
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que_thr_t* thr); /* in: query thread */
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/* Insert node structure */
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struct ins_node_struct{
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que_common_t common; /* node type: QUE_NODE_INSERT */
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ulint ins_type;/* INS_VALUES, INS_SEARCHED, or INS_DIRECT */
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dtuple_t* row; /* row to insert */
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dict_table_t* table; /* table where to insert */
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sel_node_t* select; /* select in searched insert */
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que_node_t* values_list;/* list of expressions to evaluate and
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insert in an INS_VALUES insert */
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ulint state; /* node execution state */
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dict_index_t* index; /* NULL, or the next index where the index
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entry should be inserted */
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dtuple_t* entry; /* NULL, or entry to insert in the index;
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after a successful insert of the entry,
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this should be reset to NULL */
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UT_LIST_BASE_NODE_T(dtuple_t)
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entry_list;/* list of entries, one for each index */
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byte* row_id_buf;/* buffer for the row id sys field in row */
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dulint trx_id; /* trx id or the last trx which executed the
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node */
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byte* trx_id_buf;/* buffer for the trx id sys field in row */
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mem_heap_t* entry_sys_heap;
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/* memory heap used as auxiliary storage;
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entry_list and sys fields are stored here;
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if this is NULL, entry list should be created
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and buffers for sys fields in row allocated */
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ulint magic_n;
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};
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#define INS_NODE_MAGIC_N 15849075
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/* Insert node types */
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#define INS_SEARCHED 0 /* INSERT INTO ... SELECT ... */
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#define INS_VALUES 1 /* INSERT INTO ... VALUES ... */
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#define INS_DIRECT 2 /* this is for internal use in dict0crea:
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insert the row directly */
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/* Node execution states */
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#define INS_NODE_SET_IX_LOCK 1 /* we should set an IX lock on table */
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#define INS_NODE_ALLOC_ROW_ID 2 /* row id should be allocated */
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#define INS_NODE_INSERT_ENTRIES 3 /* index entries should be built and
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inserted */
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#ifndef UNIV_NONINL
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#include "row0ins.ic"
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#endif
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#endif
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