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[FEAT MERGE] implement mysql dblink and read consistency

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Co-authored-by: xianyu-w <707512433@qq.com>
Co-authored-by: sdc <njucssdc@gmail.com>
Co-authored-by: seuwebber <webber_code@163.com>
This commit is contained in:
cqliang1995
2023-05-09 18:32:03 +00:00
committed by ob-robot
parent 38b78ad442
commit 4108e781d4
132 changed files with 2726 additions and 818 deletions
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3
src/sql/parser/non_reserved_keywords_mysql_mode.c
View File

@ -151,6 +151,7 @@ static const NonReservedKeyword Mysql_none_reserved_keywords[] =
{"context", CONTEXT},
{"contributors", CONTRIBUTORS},
{"continue", CONTINUE},
{"connect", CONNECT},
{"convert", CONVERT},
{"copy", COPY},
{"count", COUNT},
@ -413,6 +414,7 @@ static const NonReservedKeyword Mysql_none_reserved_keywords[] =
{"left", LEFT},
{"less", LESS},
{"level", LEVEL},
{"link", LINK},
{"lib", LIB},
{"like", LIKE},
{"limit", LIMIT},
@ -519,6 +521,7 @@ static const NonReservedKeyword Mysql_none_reserved_keywords[] =
{"multipolygon", MULTIPOLYGON},
{"mutex", MUTEX},
{"mysql_errno", MYSQL_ERRNO},
{"my_name", MY_NAME},
{"name", NAME},
{"names", NAMES},
{"namespace", NAMESPACE},

1
src/sql/parser/sql_parser_mysql_mode.l
View File

@ -993,6 +993,7 @@ Timestamp{whitespace}?\"[^\"]*\" {
<hint>OPTIMIZER_FEATURES_ENABLE { return OPTIMIZER_FEATURES_ENABLE; }
<hint>NO_QUERY_TRANSFORMATION { return NO_QUERY_TRANSFORMATION; }
<hint>NO_COST_BASED_QUERY_TRANSFORMATION { return NO_COST_BASED_QUERY_TRANSFORMATION; }
<hint>FLASHBACK_READ_TX_UNCOMMITTED { return FLASHBACK_READ_TX_UNCOMMITTED; }
<hint>TRANS_PARAM { return TRANS_PARAM; }
<hint>PQ_DISTRIBUTE { return PQ_DISTRIBUTE; }
<hint>PQ_DISTRIBUTE_WINDOW { return PQ_DISTRIBUTE_WINDOW; }

167
src/sql/parser/sql_parser_mysql_mode.y
View File

@ -126,7 +126,7 @@ extern void obsql_oracle_parse_fatal_error(int32_t errcode, yyscan_t yyscanner,
%nonassoc LOWER_PARENS
//%nonassoc STRING_VALUE
%left '(' ')'
%nonassoc SQL_CACHE SQL_NO_CACHE /*for shift/reduce conflict between opt_query_expresion_option_list and SQL_CACHE*/
%nonassoc SQL_CACHE SQL_NO_CACHE CHARSET DATABASE_ID REPLICA_NUM/*for shift/reduce conflict between opt_query_expresion_option_list and SQL_CACHE*/
%nonassoc HIGHER_PARENS TRANSACTION SIZE AUTO SKEWONLY /*for simple_expr conflict*/
%left '.'
%right NOT NOT2
@ -184,7 +184,7 @@ USE_DISTRIBUTED_DML NO_USE_DISTRIBUTED_DML
// direct load data hint
DIRECT
// hint related to optimizer statistics
APPEND NO_GATHER_OPTIMIZER_STATISTICS GATHER_OPTIMIZER_STATISTICS DBMS_STATS
APPEND NO_GATHER_OPTIMIZER_STATISTICS GATHER_OPTIMIZER_STATISTICS DBMS_STATS FLASHBACK_READ_TX_UNCOMMITTED
// optimizer dynamic sampling hint
DYNAMIC_SAMPLING
// other
@ -259,7 +259,7 @@ END_P SET_VAR DELIMITER
CODE COLLATION COLUMN_FORMAT COLUMN_NAME COLUMNS COMMENT COMMIT COMMITTED COMPACT COMPLETION
COMPRESSED COMPRESSION COMPUTE CONCURRENT CONDENSED CONNECTION CONSISTENT CONSISTENT_MODE CONSTRAINT_CATALOG
CONSTRAINT_NAME CONSTRAINT_SCHEMA CONTAINS CONTEXT CONTRIBUTORS COPY COUNT CPU CREATE_TIMESTAMP
CTXCAT CTX_ID CUBE CURDATE CURRENT STACKED CURTIME CURSOR_NAME CUME_DIST CYCLE CALC_PARTITION_ID
CTXCAT CTX_ID CUBE CURDATE CURRENT STACKED CURTIME CURSOR_NAME CUME_DIST CYCLE CALC_PARTITION_ID CONNECT
DAG DATA DATAFILE DATA_TABLE_ID DATE DATE_ADD DATE_SUB DATETIME DAY DEALLOCATE DECRYPTION
DEFAULT_AUTH DEFINER DELAY DELAY_KEY_WRITE DEPTH DES_KEY_FILE DENSE_RANK DESCRIPTION DESTINATION DIAGNOSTICS
@ -289,7 +289,8 @@ END_P SET_VAR DELIMITER
LAG LANGUAGE LAST LAST_VALUE LEAD LEADER LEAVES LESS LEAK LEAK_MOD LEAK_RATE LIB LINESTRING LIST_
LISTAGG LOCAL LOCALITY LOCATION LOCKED LOCKS LOGFILE LOGONLY_REPLICA_NUM LOGS LOCK_ LOGICAL_READS
LEVEL LN LOG LS LOG_RESTORE_SOURCE LINE_DELIMITER
LEVEL LN LOG LS LINK LOG_RESTORE_SOURCE LINE_DELIMITER
MAJOR MANUAL MASTER MASTER_AUTO_POSITION MASTER_CONNECT_RETRY MASTER_DELAY MASTER_HEARTBEAT_PERIOD
MASTER_HOST MASTER_LOG_FILE MASTER_LOG_POS MASTER_PASSWORD MASTER_PORT MASTER_RETRY_COUNT
@ -299,7 +300,7 @@ END_P SET_VAR DELIMITER
MAX_UPDATES_PER_HOUR MAX_USER_CONNECTIONS MEDIUM MEMORY MEMTABLE MESSAGE_TEXT META MICROSECOND
MIGRATE MIN MIN_CPU MIN_IOPS MINOR MIN_ROWS MINUS MINUTE MODE MODIFY MONTH MOVE
MULTILINESTRING MULTIPOINT MULTIPOLYGON MUTEX MYSQL_ERRNO MIGRATION MAX_USED_PART_ID MAXIMIZE
MATERIALIZED MEMBER MEMSTORE_PERCENT MINVALUE
MATERIALIZED MEMBER MEMSTORE_PERCENT MINVALUE MY_NAME
NAME NAMES NAMESPACE NATIONAL NCHAR NDB NDBCLUSTER NEW NEXT NO NOAUDIT NODEGROUP NONE NORMAL NOW NOWAIT
NOMINVALUE NOMAXVALUE NOORDER NOCYCLE NOCACHE NO_WAIT NULLS NUMBER NVARCHAR NTILE NTH_VALUE NOARCHIVELOG NETWORK NOPARALLEL
@ -367,6 +368,7 @@ END_P SET_VAR DELIMITER
%type <node> create_restore_point_stmt drop_restore_point_stmt
%type <node> create_resource_stmt drop_resource_stmt alter_resource_stmt
%type <node> cur_timestamp_func cur_time_func cur_date_func now_synonyms_func utc_timestamp_func utc_time_func utc_date_func sys_interval_func sysdate_func
%type <node> create_dblink_stmt drop_dblink_stmt dblink tenant opt_cluster opt_dblink
%type <node> opt_create_resource_pool_option_list create_resource_pool_option alter_resource_pool_option_list alter_resource_pool_option
%type <node> opt_shrink_unit_option id_list opt_shrink_tenant_unit_option
%type <node> opt_resource_unit_option_list resource_unit_option
@ -633,6 +635,8 @@ stmt:
| purge_stmt { $$ = $1; check_question_mark($$, result); }
| analyze_stmt { $$ = $1; check_question_mark($$, result); }
| load_data_stmt { $$ = $1; check_question_mark($$, result); }
| create_dblink_stmt { $$ = $1; check_question_mark($$, result); }
| drop_dblink_stmt { $$ = $1; check_question_mark($$, result); }
| create_sequence_stmt { $$ = $1; check_question_mark($$, result); }
| alter_sequence_stmt { $$ = $1; check_question_mark($$, result); }
| drop_sequence_stmt { $$ = $1; check_question_mark($$, result); }
@ -3894,13 +3898,37 @@ DROP RESTORE POINT relation_name
*****************************************************************************/
create_database_stmt:
create_with_opt_hint database_key opt_if_not_exists database_factor opt_database_option_list
create_with_opt_hint DATABASE database_factor opt_database_option_list
{
(void)($1);
(void)($2);
ParseNode *database_option = NULL;
merge_nodes(database_option, result, T_DATABASE_OPTION_LIST, $5);
malloc_non_terminal_node($$, result->malloc_pool_, T_CREATE_DATABASE, 3, $3, $4, database_option);
merge_nodes(database_option, result, T_DATABASE_OPTION_LIST, $4);
malloc_non_terminal_node($$, result->malloc_pool_, T_CREATE_DATABASE, 3, NULL, $3, database_option);
}
| create_with_opt_hint SCHEMA database_factor opt_database_option_list
{
(void)($1);
ParseNode *database_option = NULL;
merge_nodes(database_option, result, T_DATABASE_OPTION_LIST, $4);
malloc_non_terminal_node($$, result->malloc_pool_, T_CREATE_DATABASE, 3, NULL, $3, database_option);
}
| create_with_opt_hint DATABASE IF not EXISTS database_factor opt_database_option_list
{
(void)($1);
(void)($4);
ParseNode *database_option = NULL;
merge_nodes(database_option, result, T_DATABASE_OPTION_LIST, $7);
malloc_terminal_node($$, result->malloc_pool_, T_IF_NOT_EXISTS);
malloc_non_terminal_node($$, result->malloc_pool_, T_CREATE_DATABASE, 3, $$, $6, database_option);
}
| create_with_opt_hint SCHEMA IF not EXISTS database_factor opt_database_option_list
{
(void)($1);
(void)($4);
ParseNode *database_option = NULL;
merge_nodes(database_option, result, T_DATABASE_OPTION_LIST, $7);
malloc_terminal_node($$, result->malloc_pool_, T_IF_NOT_EXISTS);
malloc_non_terminal_node($$, result->malloc_pool_, T_CREATE_DATABASE, 3, $$, $6, database_option);
}
;
@ -4026,10 +4054,23 @@ READ WRITE { malloc_terminal_node($$, result->malloc_pool_, T_OFF); }
*
*****************************************************************************/
drop_database_stmt:
DROP database_key opt_if_exists database_factor
DROP DATABASE database_factor
{
(void)($2);
malloc_non_terminal_node($$, result->malloc_pool_, T_DROP_DATABASE, 2, $3, $4);
malloc_non_terminal_node($$, result->malloc_pool_, T_DROP_DATABASE, 2, NULL, $3);
}
| DROP SCHEMA database_factor
{
malloc_non_terminal_node($$, result->malloc_pool_, T_DROP_DATABASE, 2, NULL, $3);
}
| DROP DATABASE IF EXISTS database_factor
{
malloc_terminal_node($$, result->malloc_pool_, T_IF_EXISTS);
malloc_non_terminal_node($$, result->malloc_pool_, T_DROP_DATABASE, 2, $$, $5);
}
| DROP SCHEMA IF EXISTS database_factor
{
malloc_terminal_node($$, result->malloc_pool_, T_IF_EXISTS);
malloc_non_terminal_node($$, result->malloc_pool_, T_DROP_DATABASE, 2, $$, $5);
}
;
@ -8713,6 +8754,10 @@ READ_CONSISTENCY '(' consistency_level ')'
{
malloc_terminal_node($$, result->malloc_pool_, T_DBMS_STATS);
}
| FLASHBACK_READ_TX_UNCOMMITTED
{
malloc_terminal_node($$, result->malloc_pool_, T_FLASHBACK_READ_TX_UNCOMMITTED);
}
;
transform_hint:
@ -10462,14 +10507,14 @@ opt_with_star:
;
normal_relation_factor:
relation_name
relation_name opt_dblink
{
malloc_non_terminal_node($$, result->malloc_pool_, T_RELATION_FACTOR, 2, NULL, $1);
malloc_non_terminal_node($$, result->malloc_pool_, T_RELATION_FACTOR, 3, NULL, $1, $2);
dup_node_string($1, $$, result->malloc_pool_);
}
| relation_name '.' relation_name
| relation_name '.' relation_name opt_dblink
{
malloc_non_terminal_node($$, result->malloc_pool_, T_RELATION_FACTOR, 2, $1, $3);
malloc_non_terminal_node($$, result->malloc_pool_, T_RELATION_FACTOR, 3, $1, $3, $4);
dup_node_string($3, $$, result->malloc_pool_);
}
| relation_name '.' mysql_reserved_keyword
@ -10496,6 +10541,15 @@ dot_relation_factor:
}
;
opt_dblink:
USER_VARIABLE /* USER_VARIABLE is '@xxxx', see sql_parser.l */
{
malloc_non_terminal_node($$, result->malloc_pool_, T_DBLINK_NAME, 2, $1, NULL);
}
|
{ $$ = NULL; }
;
relation_factor_in_hint:
normal_relation_factor qb_name_option
{
@ -12578,7 +12632,69 @@ ALTER SEQUENCE relation_factor opt_sequence_option_list
}
;
/*****************************************************************************
*
* create / drop database link grammer
*
******************************************************************************/
create_dblink_stmt:
create_with_opt_hint DATABASE LINK dblink CONNECT TO user tenant DATABASE database_factor IDENTIFIED BY password ip_port opt_cluster
{
(void)($1);
malloc_non_terminal_node($$, result->malloc_pool_, T_CREATE_DBLINK, 10,
NULL, /* opt_if_not_exists */
$4, /* dblink name */
$7, /* user name */
$8, /* tenant name */
$10, /* database name */
$13, /* password */
NULL, /* driver */
$14, /* host ip port*/
$15, /* optional cluster */
NULL /* optional self credential */);
}
| create_with_opt_hint DATABASE LINK IF not EXISTS dblink CONNECT TO user tenant DATABASE database_factor IDENTIFIED BY password ip_port opt_cluster
{
(void)($1);
(void)($5);
malloc_terminal_node($$, result->malloc_pool_, T_IF_NOT_EXISTS);
malloc_non_terminal_node($$, result->malloc_pool_, T_CREATE_DBLINK, 10,
$$, /* opt_if_not_exists */
$7, /* dblink name */
$10, /* user name */
$11, /* tenant name */
$13, /* database name */
$16, /* password */
NULL, /* driver */
$17, /* host ip port*/
$18, /* optional cluster */
NULL /* optional self credential */);
}
;
drop_dblink_stmt:
DROP DATABASE LINK opt_if_exists dblink
{
malloc_non_terminal_node($$, result->malloc_pool_, T_DROP_DBLINK, 2, $4, $5);
}
;
dblink:
relation_name
{ $$ = $1; }
;
tenant:
USER_VARIABLE /* USER_VARIABLE is '@xxxx', see sql_parser.l */
{ $$ = $1; }
;
opt_cluster:
CLUSTER STRING_VALUE
{ $$ = $2; }
|
{ $$ = NULL; }
;
/*****************************************************************************
@ -12909,7 +13025,16 @@ ALTER
malloc_terminal_node($$, result->malloc_pool_, T_PRIV_TYPE);
$$->value_ = OB_PRIV_REPL_CLIENT;
}
| DROP DATABASE LINK
{
malloc_terminal_node($$, result->malloc_pool_, T_PRIV_TYPE);
$$->value_ = OB_PRIV_DROP_DATABASE_LINK;
}
| CREATE DATABASE LINK
{
malloc_terminal_node($$, result->malloc_pool_, T_PRIV_TYPE);
$$->value_ = OB_PRIV_CREATE_DATABASE_LINK;
}
;
@ -15482,6 +15607,11 @@ SERVER opt_equal_mark STRING_VALUE
(void)($2);
malloc_non_terminal_node($$, result->malloc_pool_, T_IP_PORT, 1, $3);
}
|
HOST STRING_VALUE
{
malloc_non_terminal_node($$, result->malloc_pool_, T_IP_PORT, 1, $2);
}
;
zone_desc :
@ -17751,6 +17881,9 @@ ACCOUNT
| BACKED
| NAMESPACE
| LIB
| LINK %prec LOWER_PARENS
| MY_NAME
| CONNECT
| STATEMENT_ID
;