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improve function

This commit is contained in:
Lunny Xiao 2023-07-12 13:43:29 +08:00
parent 0fdecc7777
commit e388ef801d
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GPG Key ID: C3B7C91B632F738A
1 changed files with 14 additions and 16 deletions
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30
internal/statements/query.go
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@ -478,28 +478,26 @@ func (statement *Statement) GenExistSQL(bean ...interface{}) (string, []interfac
} }
func (statement *Statement) genSelectColumnStr() string { func (statement *Statement) genSelectColumnStr() string {
// manually select columns
if len(statement.SelectStr) > 0 { if len(statement.SelectStr) > 0 {
return statement.SelectStr return statement.SelectStr
} }
columnStr := statement.ColumnStr() columnStr := statement.ColumnStr()
if len(statement.joins) == 0 { if columnStr != "" {
if columnStr == "" { return columnStr
if statement.GroupByStr != "" {
columnStr = statement.quoteColumnStr(statement.GroupByStr)
} else {
columnStr = statement.genColumnStr()
}
}
} else {
if columnStr == "" {
if statement.GroupByStr != "" {
columnStr = statement.quoteColumnStr(statement.GroupByStr)
} else {
columnStr = "*"
}
}
} }
// autodetect columns
if statement.GroupByStr != "" {
return statement.quoteColumnStr(statement.GroupByStr)
}
if len(statement.joins) != 0 {
return "*"
}
columnStr = statement.genColumnStr()
if columnStr == "" { if columnStr == "" {
columnStr = "*" columnStr = "*"
} }