Ejemplo n.º 1
0
// Creates an index and waits for it to become active
func CreateSecondaryIndex(
	indexName, bucketName, server, whereExpr string, indexFields []string, isPrimary bool, with []byte,
	skipIfExists bool, indexActiveTimeoutSeconds int64, client *qc.GsiClient) error {

	if client == nil {
		c, e := CreateClient(server, "2itest")
		if e != nil {
			return e
		}
		client = c
		defer client.Close()
	}

	indexExists := IndexExistsWithClient(indexName, bucketName, server, client)
	if skipIfExists == true && indexExists == true {
		return nil
	}
	var secExprs []string
	if isPrimary == false {
		for _, indexField := range indexFields {
			expr, err := n1ql.ParseExpression(indexField)
			if err != nil {
				log.Printf("Creating index %v. Error while parsing the expression (%v) : %v", indexName, indexField, err)
			}

			secExprs = append(secExprs, expression.NewStringer().Visit(expr))
		}
	}
	using := "gsi"
	exprType := "N1QL"
	partnExp := ""

	start := time.Now()
	defnID, err := client.CreateIndex(indexName, bucketName, using, exprType, partnExp, whereExpr, secExprs, isPrimary, with)
	if err == nil {
		log.Printf("Created the secondary index %v. Waiting for it become active", indexName)
		e := WaitTillIndexActive(defnID, client, indexActiveTimeoutSeconds)
		if e != nil {
			return e
		} else {
			elapsed := time.Since(start)
			tc.LogPerfStat("CreateAndBuildIndex", elapsed)
			return nil
		}
	}

	return err
}
Ejemplo n.º 2
0
// Creates an index and DOES NOT wait for it to become active
func CreateSecondaryIndexAsync(
	indexName, bucketName, server, whereExpr string, indexFields []string, isPrimary bool, with []byte,
	skipIfExists bool, client *qc.GsiClient) error {

	if client == nil {
		c, e := CreateClient(server, "2itest")
		if e != nil {
			return e
		}
		client = c
		defer client.Close()
	}

	indexExists := IndexExistsWithClient(indexName, bucketName, server, client)
	if skipIfExists == true && indexExists == true {
		return nil
	}
	var secExprs []string
	if isPrimary == false {
		for _, indexField := range indexFields {
			expr, err := n1ql.ParseExpression(indexField)
			if err != nil {
				log.Printf("Creating index %v. Error while parsing the expression (%v) : %v", indexName, indexField, err)
			}

			secExprs = append(secExprs, expression.NewStringer().Visit(expr))
		}
	}
	using := "gsi"
	exprType := "N1QL"
	partnExp := ""

	_, err := client.CreateIndex(indexName, bucketName, using, exprType, partnExp, whereExpr, secExprs, isPrimary, with)
	if err == nil {
		log.Printf("Created the secondary index %v", indexName)
		return nil
	}
	return err
}