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Snowflake Open Catalog
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  1. Overview
    • SQL data types reference
      • SQL command reference
        • Function and stored procedure reference
            1. Summary of functions
              • All functions (alphabetical)
                • Aggregate
                  • AISQL
                    1. Scalar functions
                      1. AI_CLASSIFY
                        • AI_COMPLETE
                          • AI_FILTER
                            • AI_SIMILARITY
                              • CLASSIFY_TEXT (SNOWFLAKE.CORTEX)
                                • COMPLETE (SNOWFLAKE.CORTEX)
                                  • COMPLETE multimodal (images) (SNOWFLAKE.CORTEX)
                                    • EMBED_TEXT_768 (SNOWFLAKE.CORTEX)
                                      • EMBED_TEXT_1024 (SNOWFLAKE.CORTEX)
                                        • ENTITY_SENTIMENT (SNOWFLAKE.CORTEX)
                                          • EXTRACT_ANSWER (SNOWFLAKE.CORTEX)
                                            • FINETUNE (SNOWFLAKE.CORTEX)
                                              • PARSE_DOCUMENT (SNOWFLAKE.CORTEX)
                                                • SENTIMENT (SNOWFLAKE.CORTEX)
                                                  • SUMMARIZE (SNOWFLAKE.CORTEX)
                                                    • TRANSLATE (SNOWFLAKE.CORTEX)
                                                    • Aggregate functions
                                                      1. AI_AGG
                                                        • AI_SUMMARIZE_AGG
                                                        • Helper functions
                                                          1. COUNT_TOKENS (SNOWFLAKE.CORTEX)
                                                            • SEARCH_PREVIEW (SNOWFLAKE.CORTEX)
                                                              • SPLIT_TEXT_RECURSIVE_CHARACTER (SNOWFLAKE.CORTEX)
                                                                • TRY_COMPLETE (SNOWFLAKE.CORTEX)
                                                              • Bitwise expression
                                                                • Conditional expression
                                                                  • Context
                                                                    • Conversion
                                                                      • Data generation
                                                                        • Data metric
                                                                            1. Accuracy
                                                                            2. BLANK_COUNT
                                                                              • BLANK_PERCENT
                                                                                • NULL_COUNT
                                                                                  • NULL_PERCENT
                                                                                    • Freshness
                                                                                    • DATA_METRIC_SCHEDULED_TIME
                                                                                      • FRESHNESS
                                                                                        • Statistics
                                                                                        • AVG
                                                                                          • MIN
                                                                                            • MAX
                                                                                              • STDDEV
                                                                                                • Uniqueness
                                                                                                • DUPLICATE_COUNT
                                                                                                  • Volume
                                                                                                  • ROW_COUNT
                                                                                                    • UNIQUE_COUNT
                                                                                                    • Date & time
                                                                                                      • Differential privacy
                                                                                                        • Encryption
                                                                                                          • File
                                                                                                            • Geospatial
                                                                                                              • Hash
                                                                                                                • Metadata
                                                                                                                  • ML Model Monitors
                                                                                                                    • Notification
                                                                                                                      • Numeric
                                                                                                                        • Organization users and organization user groups
                                                                                                                          • Regular expressions
                                                                                                                            • Semi-structured and structured data
                                                                                                                              • String & binary
                                                                                                                                • System
                                                                                                                                  • Table
                                                                                                                                    • Vector
                                                                                                                                      • Window
                                                                                                                                        • Stored procedures
                                                                                                                                        • Class reference
                                                                                                                                          • Scripting reference
                                                                                                                                            • General reference
                                                                                                                                              • API reference
                                                                                                                                                ReferenceFunction and stored procedure referenceData metric

                                                                                                                                                Data metric functions¶

                                                                                                                                                Snowflake provides built-in system data metric functions to measure data quality for tables and views:

                                                                                                                                                • AVG (system data metric function)

                                                                                                                                                • BLANK_COUNT (system data metric function)

                                                                                                                                                • BLANK_PERCENT (system data metric function)

                                                                                                                                                • DATA_METRIC_SCHEDULED_TIME (system data metric function)

                                                                                                                                                • DUPLICATE_COUNT (system data metric function)

                                                                                                                                                • FRESHNESS (system data metric function)

                                                                                                                                                • MAX (system data metric function)

                                                                                                                                                • MIN (system data metric function)

                                                                                                                                                • NULL_COUNT (system data metric function)

                                                                                                                                                • NULL_PERCENT (system data metric function)

                                                                                                                                                • ROW_COUNT (system data metric function)

                                                                                                                                                • STDDEV (system data metric function)

                                                                                                                                                • UNIQUE_COUNT (system data metric function)

                                                                                                                                                For details, see System data metric functions.

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