InfluxQL SHOW statements
Use InfluxQL SHOW
statements to query schema information from a bucket.
SHOW MEASUREMENTS
Use the SHOW MEASUREMENTS
statement to list measurements in a bucket.
SHOW MEASUREMENTS [with_measurement_clause] [where_clause] [limit_clause] [offset_clause]
Examples
-- Show all measurements
SHOW MEASUREMENTS
-- Show measurements where region tag = 'uswest' AND host tag = 'serverA'
SHOW MEASUREMENTS WHERE "region" = 'uswest' AND "host" = 'serverA'
-- Show measurements that start with 'h2o'
SHOW MEASUREMENTS WITH MEASUREMENT =~ /h2o.*/
SHOW FIELD KEYS
Use the SHOW FIELD KEYS
statement to list all field keys in a measurement.
SHOW FIELD KEYS [from_clause]
Examples
-- Show field keys and field value data types from all measurements
SHOW FIELD KEYS
-- Show field keys and field value data types from specified measurement
SHOW FIELD KEYS FROM "cpu"
SHOW TAG KEYS
Use the SHOW TAG KEYS
statement to list tag keys in a measurement.
SHOW TAG KEYS [from_clause] [where_clause] [limit_clause] [offset_clause]
Examples
-- Show all tag keys
SHOW TAG KEYS
-- Show all tag keys from the cpu measurement
SHOW TAG KEYS FROM "cpu"
-- Show all tag keys from the cpu measurement where the region key = 'uswest'
SHOW TAG KEYS FROM "cpu" WHERE "region" = 'uswest'
-- Show all tag keys where the host key = 'serverA'
SHOW TAG KEYS WHERE "host" = 'serverA'
SHOW TAG VALUES
Use the SHOW TAG VALUES
statement to list values of specified tags in a bucket.
SHOW TAG VALUES [from_clause] WITH KEY = <tag-expression> [where_clause] [limit_clause] [offset_clause]
Examples
-- Show all tag values across all measurements for the region tag
SHOW TAG VALUES WITH KEY = "region"
-- Show tag values from the cpu measurement for the region tag
SHOW TAG VALUES FROM "cpu" WITH KEY = "region"
-- Show tag values across all measurements for all tag keys that do not include the letter c
SHOW TAG VALUES WITH KEY !~ /.*c.*/
-- Show tag values from the cpu measurement for region & host tag keys where service = 'redis'
SHOW TAG VALUES FROM "cpu" WITH KEY IN ("region", "host") WHERE "service" = 'redis'
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