· 8 years ago · Apr 23, 2018, 09:26 PM
1CREATE TEMPORARY TABLE IF NOT EXISTS Helper0910912001524518044820 (usergroupID INT,StoreID INT , INDEX st (`usergroupID`) ) engine=memory AS SELECT usergroup0.* from (SELECT 156825 as usergroupID, MVStoreID as StoreID, 1 as assignmentCount FROM MVMasterEntity_AttachedStores ) usergroup0 ; /* queryTime - 0.5284 seconds */
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3Select usergroupID, group_concat(StoreID) as Inspects from Helper0910912001524518044820 group by usergroupID;
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5( StoreID ) , ( StoreID, UsergroupID ), ( UsergroupID ), ( UsergroupID, StoreID )
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7id select_type table type possible_keys key key_len ref rows Extra
81 SIMPLE AssHelper0910912001524518044820 ALL 903452 Using filesort