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Code Issues Releases Activity

name correction: QueryBuilder instead of QueryWriter

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This commit is contained in:
Zheng Yang 2014-09-08 18:31:32 +08:00
parent f9a9b5a905
commit cca0a3f76d
2 changed files with 20 additions and 20 deletions
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20
orm/qb.go
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@ -17,16 +17,16 @@ package orm
import "errors" import "errors"
type QueryBuilder interface { type QueryBuilder interface {
Select(fields ...string) QueryWriter Select(fields ...string) QueryBuilder
From(tables ...string) QueryWriter From(tables ...string) QueryBuilder
Where(cond string) QueryWriter Where(cond string) QueryBuilder
LimitOffset(limit int, offset int) QueryWriter LimitOffset(limit int, offset int) QueryBuilder
InnerJoin(table string) QueryWriter InnerJoin(table string) QueryBuilder
LeftJoin(table string) QueryWriter LeftJoin(table string) QueryBuilder
On(cond string) QueryWriter On(cond string) QueryBuilder
And(cond string) QueryWriter And(cond string) QueryBuilder
Or(cond string) QueryWriter Or(cond string) QueryBuilder
In(vals ...string) QueryWriter In(vals ...string) QueryBuilder
Subquery(query string, rename string) string Subquery(query string, rename string) string
String() string String() string
} }

20
orm/qb_mysql.go
View File

@ -23,54 +23,54 @@ type MySQLQueryBuilder struct {
QueryString []string QueryString []string
} }
func (qw *MySQLQueryBuilder) Select(fields ...string) QueryWriter { func (qw *MySQLQueryBuilder) Select(fields ...string) QueryBuilder {
segment := fmt.Sprintf("SELECT %s", strings.Join(fields, ", ")) segment := fmt.Sprintf("SELECT %s", strings.Join(fields, ", "))
qw.QueryString = append(qw.QueryString, segment) qw.QueryString = append(qw.QueryString, segment)
return qw return qw
} }
func (qw *MySQLQueryBuilder) From(tables ...string) QueryWriter { func (qw *MySQLQueryBuilder) From(tables ...string) QueryBuilder {
segment := fmt.Sprintf("FROM %s", strings.Join(tables, ", ")) segment := fmt.Sprintf("FROM %s", strings.Join(tables, ", "))
qw.QueryString = append(qw.QueryString, segment) qw.QueryString = append(qw.QueryString, segment)
return qw return qw
} }
func (qw *MySQLQueryBuilder) Where(cond string) QueryWriter { func (qw *MySQLQueryBuilder) Where(cond string) QueryBuilder {
qw.QueryString = append(qw.QueryString, "WHERE "+cond) qw.QueryString = append(qw.QueryString, "WHERE "+cond)
return qw return qw
} }
func (qw *MySQLQueryBuilder) LimitOffset(limit int, offset int) QueryWriter { func (qw *MySQLQueryBuilder) LimitOffset(limit int, offset int) QueryBuilder {
qw.QueryString = append(qw.QueryString, fmt.Sprintf("LIMIT %d OFFSET %d", limit, offset)) qw.QueryString = append(qw.QueryString, fmt.Sprintf("LIMIT %d OFFSET %d", limit, offset))
return qw return qw
} }
func (qw *MySQLQueryBuilder) InnerJoin(table string) QueryWriter { func (qw *MySQLQueryBuilder) InnerJoin(table string) QueryBuilder {
qw.QueryString = append(qw.QueryString, "INNER JOIN "+table) qw.QueryString = append(qw.QueryString, "INNER JOIN "+table)
return qw return qw
} }
func (qw *MySQLQueryBuilder) LeftJoin(table string) QueryWriter { func (qw *MySQLQueryBuilder) LeftJoin(table string) QueryBuilder {
qw.QueryString = append(qw.QueryString, "LEFT JOIN "+table) qw.QueryString = append(qw.QueryString, "LEFT JOIN "+table)
return qw return qw
} }
func (qw *MySQLQueryBuilder) On(cond string) QueryWriter { func (qw *MySQLQueryBuilder) On(cond string) QueryBuilder {
qw.QueryString = append(qw.QueryString, "ON "+cond) qw.QueryString = append(qw.QueryString, "ON "+cond)
return qw return qw
} }
func (qw *MySQLQueryBuilder) And(cond string) QueryWriter { func (qw *MySQLQueryBuilder) And(cond string) QueryBuilder {
qw.QueryString = append(qw.QueryString, "AND "+cond) qw.QueryString = append(qw.QueryString, "AND "+cond)
return qw return qw
} }
func (qw *MySQLQueryBuilder) Or(cond string) QueryWriter { func (qw *MySQLQueryBuilder) Or(cond string) QueryBuilder {
qw.QueryString = append(qw.QueryString, "OR "+cond) qw.QueryString = append(qw.QueryString, "OR "+cond)
return qw return qw
} }
func (qw *MySQLQueryBuilder) In(vals ...string) QueryWriter { func (qw *MySQLQueryBuilder) In(vals ...string) QueryBuilder {
segment := fmt.Sprintf("IN (%s)", strings.Join(vals, ", ")) segment := fmt.Sprintf("IN (%s)", strings.Join(vals, ", "))
qw.QueryString = append(qw.QueryString, segment) qw.QueryString = append(qw.QueryString, segment)
return qw return qw