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MDEV-4677 GROUP_CONCAT not showing any output with group_concat_max_len >= 4Gb

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don't allow group_concat_max_len values >= 4Gb
(they never worked anyway)
This commit is contained in:
Sergei Golubchik
2020-11-11 15:51:18 +01:00
parent e189faf0b3
commit f6e91552f0
10 changed files with 41 additions and 18 deletions
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4
sql/sql_cache.cc
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@ -1451,7 +1451,7 @@ void Query_cache::store_query(THD *thd, TABLE_LIST *tables_used)
DBUG_PRINT("qcache", ("\
long %d, 4.1: %d, eof: %d, bin_proto: %d, more results %d, pkt_nr: %d, \
CS client: %u, CS result: %u, CS conn: %u, limit: %llu, TZ: %p, \
sql mode: 0x%llx, sort len: %llu, conncat len: %llu, div_precision: %lu, \
sql mode: 0x%llx, sort len: %llu, concat len: %u, div_precision: %lu, \
def_week_frmt: %lu, in_trans: %d, autocommit: %d",
(int)flags.client_long_flag,
(int)flags.client_protocol_41,
@ -1951,7 +1951,7 @@ Query_cache::send_result_to_client(THD *thd, char *org_sql, uint query_length)
DBUG_PRINT("qcache", ("\
long %d, 4.1: %d, eof: %d, bin_proto: %d, more results %d, pkt_nr: %d, \
CS client: %u, CS result: %u, CS conn: %u, limit: %llu, TZ: %p, \
sql mode: 0x%llx, sort len: %llu, conncat len: %llu, div_precision: %lu, \
sql mode: 0x%llx, sort len: %llu, concat len: %u, div_precision: %lu, \
def_week_frmt: %lu, in_trans: %d, autocommit: %d",
(int)flags.client_long_flag,
(int)flags.client_protocol_41,