Generate caches that support custom key prefix. (#4643)

This commit is contained in:
kesonan
2025-02-12 23:31:30 +08:00
committed by GitHub
parent 48d0709ca6
commit 7a4818da59
9 changed files with 60 additions and 45 deletions

View File

@@ -37,12 +37,12 @@ type Key struct {
// Join describes an alias of string slice
type Join []string
func genCacheKeys(table parser.Table) (Key, []Key) {
func genCacheKeys(prefix string, table parser.Table) (Key, []Key) {
var primaryKey Key
var uniqueKey []Key
primaryKey = genCacheKey(table.Db, table.Name, []*parser.Field{&table.PrimaryKey.Field})
primaryKey = genCacheKey(prefix, table.Db, table.Name, []*parser.Field{&table.PrimaryKey.Field})
for _, each := range table.UniqueIndex {
uniqueKey = append(uniqueKey, genCacheKey(table.Db, table.Name, each))
uniqueKey = append(uniqueKey, genCacheKey(prefix, table.Db, table.Name, each))
}
sort.Slice(uniqueKey, func(i, j int) bool {
return uniqueKey[i].VarLeft < uniqueKey[j].VarLeft
@@ -51,7 +51,7 @@ func genCacheKeys(table parser.Table) (Key, []Key) {
return primaryKey, uniqueKey
}
func genCacheKey(db, table stringx.String, in []*parser.Field) Key {
func genCacheKey(prefix string, db, table stringx.String, in []*parser.Field) Key {
var (
varLeftJoin, varRightJoin, fieldNameJoin Join
varLeft, varRight, varExpression string
@@ -62,12 +62,12 @@ func genCacheKey(db, table stringx.String, in []*parser.Field) Key {
dbName, tableName := util.SafeString(db.Source()), util.SafeString(table.Source())
if len(dbName) > 0 {
varLeftJoin = append(varLeftJoin, "cache", dbName, tableName)
varRightJoin = append(varRightJoin, "cache", dbName, tableName)
varLeftJoin = append(varLeftJoin, prefix, dbName, tableName)
varRightJoin = append(varRightJoin, prefix, dbName, tableName)
keyLeftJoin = append(keyLeftJoin, dbName, tableName)
} else {
varLeftJoin = append(varLeftJoin, "cache", tableName)
varRightJoin = append(varRightJoin, "cache", tableName)
varLeftJoin = append(varLeftJoin, prefix, tableName)
varRightJoin = append(varRightJoin, prefix, tableName)
keyLeftJoin = append(keyLeftJoin, tableName)
}