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[SCN REFACTOR] replace flash back snapshot and remove read snapshot session

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This commit is contained in:
wangt1xiuyi
2022-11-28 01:54:50 +00:00
committed by ob-robot
parent c4c13f6296
commit 11485d6a98
268 changed files with 6763 additions and 7737 deletions
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51
src/sql/parser/sql_parser_mysql_mode.y
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@ -166,7 +166,7 @@ COALESCE_SQ NO_COALESCE_SQ COUNT_TO_EXISTS NO_COUNT_TO_EXISTS LEFT_TO_ANTI NO_LE
ELIMINATE_JOIN NO_ELIMINATE_JOIN PUSH_LIMIT NO_PUSH_LIMIT PULLUP_EXPR NO_PULLUP_EXPR
WIN_MAGIC NO_WIN_MAGIC
// optimize hint
INDEX_HINT FULL_HINT NO_INDEX_HINT LEADING_HINT ORDERED
INDEX_HINT FULL_HINT NO_INDEX_HINT USE_DAS_HINT NO_USE_DAS_HINT LEADING_HINT ORDERED
USE_NL USE_MERGE USE_HASH NO_USE_HASH NO_USE_MERGE NO_USE_NL
USE_NL_MATERIALIZATION NO_USE_NL_MATERIALIZATION
USE_HASH_AGGREGATION NO_USE_HASH_AGGREGATION
@ -474,7 +474,7 @@ END_P SET_VAR DELIMITER
%type <node> optimize_stmt
%type <node> dump_memory_stmt
%type <node> create_savepoint_stmt rollback_savepoint_stmt release_savepoint_stmt
%type <node> opt_qb_name parallel_hint
%type <node> opt_qb_name parallel_hint pq_set_hint_desc
%type <node> create_tablespace_stmt drop_tablespace_stmt tablespace rotate_master_key_stmt
%type <node> alter_tablespace_stmt
%type <node> permanent_tablespace permanent_tablespace_options permanent_tablespace_option alter_tablespace_actions alter_tablespace_action opt_force_purge
@ -6389,31 +6389,37 @@ REDUNDANT
{
malloc_terminal_node($$, result->malloc_pool_, T_INT);
$$->value_ = 1;
$$->is_hidden_const_ = 1;
}
| COMPACT
{
malloc_terminal_node($$, result->malloc_pool_, T_INT);
$$->value_ = 2;
$$->is_hidden_const_ = 1;
}
| DYNAMIC
{
malloc_terminal_node($$, result->malloc_pool_, T_INT);
$$->value_ = 3;
$$->is_hidden_const_ = 1;
}
| COMPRESSED
{
malloc_terminal_node($$, result->malloc_pool_, T_INT);
$$->value_ = 4;
$$->is_hidden_const_ = 1;
}
| CONDENSED
{
malloc_terminal_node($$, result->malloc_pool_, T_INT);
$$->value_ = 5;
$$->is_hidden_const_ = 1;
}
| DEFAULT
{
malloc_terminal_node($$, result->malloc_pool_, T_INT);
$$->value_ = 3;
$$->is_hidden_const_ = 1;
}
;
/*****************************************************************************
@ -8482,6 +8488,14 @@ INDEX_HINT '(' qb_name_option relation_factor_in_hint NAME_OB ')'
{
malloc_non_terminal_node($$, result->malloc_pool_, T_FULL_HINT, 2, $3, $4);
}
| USE_DAS_HINT '(' qb_name_option relation_factor_in_hint ')'
{
malloc_non_terminal_node($$, result->malloc_pool_, T_USE_DAS_HINT, 2, $3, $4);
}
| NO_USE_DAS_HINT '(' qb_name_option relation_factor_in_hint ')'
{
malloc_non_terminal_node($$, result->malloc_pool_, T_NO_USE_DAS_HINT, 2, $3, $4);
}
| LEADING_HINT '(' qb_name_option relation_factor_in_leading_hint_list ')'
{
malloc_non_terminal_node($$, result->malloc_pool_, T_LEADING, 2, $3, $4);
@ -8576,6 +8590,10 @@ INDEX_HINT '(' qb_name_option relation_factor_in_hint NAME_OB ')'
(void)($7); /* unused */
malloc_non_terminal_node($$, result->malloc_pool_, T_PQ_DISTRIBUTE, 4, $3, $4, $6, $8);
}
| PQ_DISTRIBUTE '(' qb_name_option relation_factor_in_pq_hint ')'
{
malloc_non_terminal_node($$, result->malloc_pool_, T_PQ_DISTRIBUTE, 4, $3, $4, NULL, NULL);
}
| PQ_MAP '(' qb_name_option relation_factor_in_hint ')'
{
malloc_non_terminal_node($$, result->malloc_pool_, T_PQ_MAP, 2, $3, $4);
@ -8587,11 +8605,9 @@ INDEX_HINT '(' qb_name_option relation_factor_in_hint NAME_OB ')'
merge_nodes(method_list, result, T_DISTRIBUTE_METHOD_LIST, $5);
malloc_non_terminal_node($$, result->malloc_pool_, T_PQ_DISTRIBUTE_WINDOW, 2, $3, method_list);
}
| PQ_SET '(' qb_name_option distribute_method_list ')'
| PQ_SET '(' pq_set_hint_desc ')'
{
ParseNode *method_list = NULL;
merge_nodes(method_list, result, T_DISTRIBUTE_METHOD_LIST, $4);
malloc_non_terminal_node($$, result->malloc_pool_, T_PQ_SET, 2, $3, method_list);
$$ = $3;
}
| GBY_PUSHDOWN opt_qb_name
{
@ -8635,6 +8651,29 @@ INDEX_HINT '(' qb_name_option relation_factor_in_hint NAME_OB ')'
}
;
pq_set_hint_desc:
'@' qb_name_string qb_name_string distribute_method_list
{
ParseNode *method_list = NULL;
merge_nodes(method_list, result, T_DISTRIBUTE_METHOD_LIST, $4);
malloc_non_terminal_node($$, result->malloc_pool_, T_PQ_SET, 3, $2, $3, method_list);
}
| '@' qb_name_string distribute_method_list
{
ParseNode *method_list = NULL;
merge_nodes(method_list, result, T_DISTRIBUTE_METHOD_LIST, $3);
malloc_non_terminal_node($$, result->malloc_pool_, T_PQ_SET, 3, $2, NULL, method_list);
}
| '@' qb_name_string qb_name_string
{
malloc_non_terminal_node($$, result->malloc_pool_, T_PQ_SET, 3, $2, $3, NULL);
}
| '@' qb_name_string
{
malloc_non_terminal_node($$, result->malloc_pool_, T_PQ_SET, 3, $2, NULL, NULL);
}
;
opt_qb_name:
'(' qb_name_option ')'
{