bigint,bigint,-1
char*,char,-1
date,date,NONE
decimal*,decimal,-1
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*double,double,-1
*float,float,-1
int*,int,-1
smallint,int,-1
time,time,NONE
*timestamp,varchar,30,null
*varchar,varchar,-1
blob sub_type 0,varbinary,max
blob sub_type 1,varbinary,max
blob*,varbinary,max