Exporting the Slow SQL Template List

Function

This API is used to export the slow SQL template list after Collect Slow Query Logs is enabled.
For free instances, you can only view data generated in the last hour.
The maximum query interval is one day.

URI

GET /v3/{project_id}/instances/{instance_id}/slow-sql-templates

**Table 1** URI parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Explanation: Project ID of a tenant in a region To obtain this value, see Obtaining a Project ID. Constraints: N/A Values: The value can contain 32 characters. Only letters and digits are allowed. Default value: N/A
instance_id	Yes	String	Explanation: Unique ID of an instance Constraints: N/A Values: The value can contain 32 characters. Only letters and digits are allowed. Default value: N/A

**Table 2** Query parameters
Parameter	Mandatory	Type	Description
start_at	Yes	Long	Explanation: Start time in the Unix timestamp format, in milliseconds Constraints: N/A Values: [0, 2^31-1]. The actual value depends on the query result. Default value: N/A
end_at	Yes	Long	Explanation: End time in the Unix timestamp format, in milliseconds Constraints: N/A Values: [0, 2^31-1]. The actual value depends on the query result. Default value: N/A
datastore_type	Yes	String	Explanation: Database type Constraints: N/A Values: MySQL TaurusDB Default value: N/A
db_name	No	String	Explanation: Database name Constraints: N/A Values: N/A Default value: N/A
offset	No	Integer	Explanation: Index offset. The query starts from the next piece of data indexed by this parameter. If this parameter is set to 1 and limit is set to 10, only the second to eleventh records are displayed. Constraints: N/A Values: [0, 2^31-1] Default value: 0: The query starts from the first data record.
limit	No	Integer	Explanation: Number of records to be queried. If this parameter is set to 10, a maximum of 10 records can be displayed. Constraints: N/A Values: [1, 100] Default value: 20

Request Parameters

None

Response Parameters

Status code: 200

**Table 3** Response body parameters
Parameter	Type	Description
slow_sql_templates	Array of SlowSqlTemplate objects	Explanation: Slow query log templates Values: N/A
total_count	Integer	Explanation: Total number of slow query log templates Values: N/A

**Table 4** SlowSqlTemplate
Parameter	Type	Description
sql_template	String	Explanation: SQL template Values: N/A
sql_template_id	String	Explanation: SQL template ID Values: N/A
sql_sample	String	Explanation: SQL sample Values: N/A
sql_sample_user	String	Explanation: User who executes a sample SQL statement Values: N/A
db_names	Array of strings	Explanation: Database name Values: N/A
execute_count	Long	Explanation: Execution times Values: N/A
avg_execute_time	Double	Explanation: Average execution duration (ms) Values: N/A
max_execute_time	Double	Explanation: Maximum execution duration (ms) Values: N/A
avg_lock_wait_time	Double	Explanation: Average lock wait time (ms) Values: N/A
max_lock_wait_time	Double	Explanation: Maximum lock wait time (ms) Values: N/A
avg_rows_examined	Double	Explanation: Average rows scanned Values: N/A
max_rows_examined	Double	Explanation: Maximum rows scanned Values: N/A
avg_rows_sent	Double	Explanation: Average rows returned Values: N/A
max_rows_sent	Double	Explanation: Maximum rows returned Values: N/A

Example Request

Exporting the slow SQL template list

GET https://das.cn-north-1.myhuaweicloud.com/v3/054c630ff780d4cc2f40c00d7f6fb21d/instances/6243b3fcf2f948578d46ed4c52fb54eein01/slow-sql-templates?startAt=1611975464337&endAt=1611979064337&datastore_type=MySQL&db_name=db&offset=0&limit=10

Example Response

Status code: 200

Successful request

{ 
  "slow_sql_templates" : [ { 
    "max_rows_examined" : 0, 
    "max_lock_wait_time" : 0, 
    "avg_rows_examined" : 0, 
    "execute_count" : 27, 
    "avg_execute_time" : 5.000509315066868, 
    "max_execute_time" : 5.008123874664307, 
    "avg_lock_wait_time" : 0, 
    "sql_template" : "SELECT sleep(?);", 
    "sql_template_id": "1D7880577913B207",
    "sql_sample" : "select sleep(5)", 
    "avg_rows_sent" : 1, 
    "db_names" : [ "db_01" ], 
    "max_rows_sent" : 1 
  } ], 
  "total_count" : 1 
}