-
Notifications
You must be signed in to change notification settings - Fork 1
/
op.go
167 lines (159 loc) · 3.81 KB
/
op.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
package op
import (
"bytes"
"fmt"
"time"
"github.com/RoaringBitmap/roaring"
"github.com/deepfabric/vectorsql/pkg/logger"
"github.com/deepfabric/vectorsql/pkg/sql/client"
"github.com/deepfabric/vectorsql/pkg/sql/tree"
"github.com/deepfabric/vectorsql/pkg/vm/bv"
)
func (o *OP) Result(log logger.Log, b bv.BV, cli client.Client, vec []float32) ([][]string, error) {
var mp *roaring.Bitmap
if len(vec) != 512 {
return nil, fmt.Errorf("illegal vector '%v'", vec)
}
switch {
case o.Cf != nil && o.If == nil:
if mq, err := o.Cf.Bitmap(); err != nil {
return nil, err
} else {
mp = mq
}
case o.Cf == nil && o.If != nil:
if mq, err := o.If.Bitmap(); err != nil {
return nil, err
} else {
mp = mq
}
case o.Cf != nil && o.If != nil:
if mq, err := o.Cf.Bitmap(); err != nil {
return nil, err
} else {
mp = mq
}
if mq, err := o.If.Bitmap(); err != nil {
return nil, err
} else {
mp = roaring.FastAnd(mp, mq)
}
}
switch {
case o.T != nil && o.T.IsF:
t := time.Now()
rp, vs, err := b.Fvectors(int64(o.T.Num), vec)
if err != nil {
return nil, err
}
{
log.Debugf("vector process: %v\n", time.Now().Sub(t))
}
if mp != nil {
mp.And(rp)
} else {
mp = rp
}
is := mp.ToArray()
switch {
case len(vs) > 0 && len(is) > 0:
sel := o.N.Relation.(*tree.SelectClause)
from := sel.From
sel.From = nil
sql := fmt.Sprintf("%s FROM", o.N.String())
sel.From = from
sql += fmt.Sprintf(" (WITH %v AS xids", slice2String(vs))
{
sel.Sel = append(tree.SelectExprs{&tree.SelectExpr{
As: tree.Name("no"),
E: &tree.Index{},
}}, sel.Sel...)
o.N.Relation = sel
}
sql += fmt.Sprintf(" %s WHERE xid IN xids AND uid IN %s ORDER BY no)", o.N, slice2String32(is))
return cli.Query(sql)
case len(vs) == 0 && len(is) > 0:
return nil, nil
case len(vs) > 0 && len(is) == 0:
sel := o.N.Relation.(*tree.SelectClause)
from := sel.From
sel.From = nil
sql := fmt.Sprintf("%s FROM", o.N.String())
sel.From = from
sql += fmt.Sprintf(" (WITH %v AS xids", slice2String(vs))
{
sel.Sel = append(tree.SelectExprs{&tree.SelectExpr{
As: tree.Name("no"),
E: &tree.Index{},
}}, sel.Sel...)
o.N.Relation = sel
}
sql += fmt.Sprintf(" %s WHERE xid IN xids ORDER BY no)", o.N)
return cli.Query(sql)
}
return nil, nil
case o.T != nil && !o.T.IsF:
t := time.Now()
_, vs, err := b.Vectors(int64(o.T.Num), mp, vec)
if err != nil {
return nil, err
}
{
log.Debugf("vector process: %v\n", time.Now().Sub(t))
}
if len(vs) > 0 {
sel := o.N.Relation.(*tree.SelectClause)
from := sel.From
sel.From = nil
sql := fmt.Sprintf("%s FROM ", o.N.String())
sel.From = from
sql += fmt.Sprintf(" (WITH %v AS xids", slice2String(vs))
{
sel := o.N.Relation.(*tree.SelectClause)
sel.Sel = append(tree.SelectExprs{&tree.SelectExpr{
As: tree.Name("no"),
E: &tree.Index{},
}}, sel.Sel...)
o.N.Relation = sel
}
sql += fmt.Sprintf(" %s WHERE xid IN xids ORDER BY no)", o.N)
return cli.Query(sql)
}
return nil, nil
default:
{
log.Debugf("query: '%v'\n", o.N.String())
}
if is := mp.ToArray(); len(is) > 0 {
return cli.Query(o.N.String() + fmt.Sprintf(" WHERE uid IN %s", slice2String32(is)))
} else {
return cli.Query(o.N.String())
}
}
}
func slice2String(is []uint64) string {
var buf bytes.Buffer
buf.WriteByte('[')
for i, v := range is {
if i > 0 {
buf.WriteString(fmt.Sprintf(", %v", v))
} else {
buf.WriteString(fmt.Sprintf("%v", v))
}
}
buf.WriteByte(']')
return buf.String()
}
func slice2String32(is []uint32) string {
var buf bytes.Buffer
buf.WriteByte('[')
for i, v := range is {
if i > 0 {
buf.WriteString(fmt.Sprintf(", %v", v))
} else {
buf.WriteString(fmt.Sprintf("%v", v))
}
}
buf.WriteByte(']')
return buf.String()
}