topsql

package
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Published: Jan 30, 2023 License: Apache-2.0 Imports: 14 Imported by: 0

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Constants

View Source
const (
	// MaxSQLTextSize exports for testing.
	MaxSQLTextSize = 4 * 1024
	// MaxBinaryPlanSize exports for testing.
	MaxBinaryPlanSize = 2 * 1024
)

Variables

This section is empty.

Functions

func AttachAndRegisterSQLInfo

func AttachAndRegisterSQLInfo(ctx context.Context, normalizedSQL string, sqlDigest *parser.Digest, isInternal bool) context.Context

AttachAndRegisterSQLInfo attach the sql information into Top SQL and register the SQL meta information.

func AttachSQLAndPlanInfo

func AttachSQLAndPlanInfo(ctx context.Context, sqlDigest *parser.Digest, planDigest *parser.Digest) context.Context

AttachSQLAndPlanInfo attach the sql and plan information into Top SQL

func Close

func Close()

Close uses to close and release the top sql resource.

func MockHighCPULoad

func MockHighCPULoad(sql string, sqlPrefixs []string, load int64) bool

MockHighCPULoad mocks high cpu load, only use in failpoint test.

func RegisterPlan

func RegisterPlan(normalizedPlan string, planDigest *parser.Digest)

RegisterPlan uses to register plan information into Top SQL.

func RegisterPubSubServer

func RegisterPubSubServer(s *grpc.Server)

RegisterPubSubServer registers TopSQLPubSubService to the given gRPC server.

func RegisterSQL

func RegisterSQL(normalizedSQL string, sqlDigest *parser.Digest, isInternal bool)

RegisterSQL uses to register SQL information into Top SQL.

func SetupTopSQL

func SetupTopSQL()

SetupTopSQL sets up the top-sql worker.

func SetupTopSQLForTest

func SetupTopSQLForTest(r reporter.TopSQLReporter)

SetupTopSQLForTest sets up the global top-sql reporter, it's exporting for test.

Types

This section is empty.

Directories

Path Synopsis

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