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MDEV-17399 Add support for JSON_TABLE.

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The specific table handler for the table functions was introduced,
and used to implement JSON_TABLE.
This commit is contained in:
Alexey Botchkov
2021-03-17 09:03:45 +04:00
parent a3099a3b4a
commit e9fd327ee3
40 changed files with 6001 additions and 43 deletions
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16
mysql-test/main/query_cache.result
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@ -2211,6 +2211,22 @@ drop table t1;
# MDEV-24858 SIGABRT in DbugExit from my_malloc in Query_cache::init_cache Regression
#
set global Query_cache_size=18446744073709547520;
#
# MDEV-22301 JSON_TABLE: Queries are not inserted into query cache.
#
create table t1 (a text);
insert into t1 values ('{"a":"foo"}');
flush status;
SHOW STATUS LIKE 'Qcache_inserts';
Variable_name Value
Qcache_inserts 0
select * from t1, json_table(t1.a, '$' columns (f varchar(20) path '$.a')) as jt;
a f
{"a":"foo"} foo
SHOW STATUS LIKE 'Qcache_inserts';
Variable_name Value
Qcache_inserts 0
drop table t1;
restore defaults
SET GLOBAL query_cache_type= default;
SET GLOBAL query_cache_size=@save_query_cache_size;