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add query builder for delete statements
Signed-off-by: oppiliappan <me@oppi.li>
+52
+52
query.go
+52
query.go
···
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return sql.String(), args, nil
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}
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+
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func (s select_) MustBuild() (string, []any) {
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sql, args, err := s.Build()
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if err != nil {
···
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}
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return sql, args
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}
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+
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type delete_ struct {
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from string
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where *Expr
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}
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func Delete() delete_ {
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return delete_{}
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}
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type DeleteOpt func(s *delete_)
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func (s delete_) From(table string) delete_ {
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s.from = table
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return s
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}
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func (s delete_) Where(expr Expr) delete_ {
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s.where = &expr
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return s
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}
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func (s delete_) Build() (string, []any, error) {
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var sql strings.Builder
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var args []any
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sql.WriteString("DELETE ")
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if s.from == "" {
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return "", nil, fmt.Errorf("FROM clause is required")
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}
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sql.WriteString(" FROM ")
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sql.WriteString(s.from)
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if s.where != nil {
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sql.WriteString(" WHERE ")
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sql.WriteString(s.where.String())
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args = s.where.Binds()
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}
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return sql.String(), args, nil
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}
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func (s delete_) MustBuild() (string, []any) {
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sql, args, err := s.Build()
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if err != nil {
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panic(err)
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}
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return sql, args
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}