- Connexion à Snowflake
- Chargement de données dans Snowflake
- Déchargement des données depuis Snowflake
- Utilisation de Snowflake
- Partage des données sécurisé dans Snowflake
- Gestion de votre organisation Snowflake
- Gestion de votre compte Snowflake
- Gestion de la sécurité dans Snowflake
- Gestion de la gouvernance dans Snowflake
- Gestion des coûts dans Snowflake
- Référence générale
- Référence des commandes SQL
- Référence de la fonction SQL
- Résumé des fonctions
- Toutes les fonctions (alphabétique)
- ABS
- ACOS
- ACOSH
- ADD_MONTHS
- ALL_USER_NAMES
- ANY_VALUE
- APPROX_COUNT_DISTINCT
- APPROX_PERCENTILE
- APPROX_PERCENTILE_ACCUMULATE
- APPROX_PERCENTILE_COMBINE
- APPROX_PERCENTILE_ESTIMATE
- APPROX_TOP_K
- APPROX_TOP_K_ACCUMULATE
- APPROX_TOP_K_COMBINE
- APPROX_TOP_K_ESTIMATE
- APPROXIMATE_JACCARD_INDEX
- APPROXIMATE_SIMILARITY
- ARRAY_AGG
- ARRAY_APPEND
- ARRAY_CAT
- ARRAY_COMPACT
- ARRAY_CONSTRUCT
- ARRAY_CONSTRUCT_COMPACT
- ARRAY_CONTAINS
- ARRAY_DISTINCT
- ARRAY_EXCEPT
- ARRAY_INSERT
- ARRAY_INTERSECTION
- ARRAY_POSITION
- ARRAY_PREPEND
- ARRAY_SIZE
- ARRAY_SLICE
- ARRAY_TO_STRING
- ARRAY_UNION_AGG
- ARRAY_UNIQUE_AGG
- ARRAYS_OVERLAP
- AS_<type_objet>
- AS_ARRAY
- AS_BINARY
- AS_BOOLEAN
- AS_CHAR , AS_VARCHAR
- AS_DATE
- AS_DECIMAL , AS_NUMBER
- AS_DOUBLE , AS_REAL
- AS_INTEGER
- AS_OBJECT
- AS_TIME
- AS_TIMESTAMP_*
- ASCII
- ASIN
- ASINH
- ATAN
- ATAN2
- ATANH
- AUTO_REFRESH_REGISTRATION_HISTORY
- AUTOMATIC_CLUSTERING_HISTORY
- AVG
- BASE64_DECODE_BINARY
- BASE64_DECODE_STRING
- BASE64_ENCODE
- [ NOT ] BETWEEN
- BIT_LENGTH
- BITAND
- BITAND_AGG
- BITMAP_BIT_POSITION
- BITMAP_BUCKET_NUMBER
- BITMAP_CONSTRUCT_AGG
- BITMAP_COUNT
- BITMAP_OR_AGG
- BITNOT
- BITOR
- BITOR_AGG
- BITSHIFTLEFT
- BITSHIFTRIGHT
- BITXOR
- BITXOR_AGG
- BOOLAND
- BOOLAND_AGG
- BOOLNOT
- BOOLOR
- BOOLOR_AGG
- BOOLXOR
- BOOLXOR_AGG
- BUILD_SCOPED_FILE_URL
- BUILD_STAGE_FILE_URL
- CASE
- CAST ,
::
- CBRT
- CEIL
- CHARINDEX
- CHECK_JSON
- CHECK_XML
- CHR , CHAR
- COALESCE
- COLLATE
- COLLATION
- COMPLETE_TASK_GRAPHS
- COMPRESS
- CONCAT ,
||
- CONCAT_WS
- CONDITIONAL_CHANGE_EVENT
- CONDITIONAL_TRUE_EVENT
- CONTAINS
- CONVERT_TIMEZONE
- COPY_HISTORY
- CORR
- COS
- COSH
- COT
- COUNT
- COUNT_IF
- COVAR_POP
- COVAR_SAMP
- CUME_DIST
- CURRENT_ACCOUNT
- CURRENT_AVAILABLE_ROLES
- CURRENT_CLIENT
- CURRENT_DATABASE
- CURRENT_DATE
- CURRENT_IP_ADDRESS
- CURRENT_REGION
- CURRENT_ROLE
- CURRENT_ROLE_TYPE
- CURRENT_SCHEMA
- CURRENT_SCHEMAS
- CURRENT_SECONDARY_ROLES
- CURRENT_SESSION
- CURRENT_STATEMENT
- CURRENT_TASK_GRAPHS
- CURRENT_TIME
- CURRENT_TIMESTAMP
- CURRENT_TRANSACTION
- CURRENT_USER
- CURRENT_VERSION
- CURRENT_WAREHOUSE
- DATA_TRANSFER_HISTORY
- DATABASE_REFRESH_HISTORY
- DATABASE_REFRESH_PROGRESS , DATABASE_REFRESH_PROGRESS_BY_JOB
- DATABASE_REPLICATION_USAGE_HISTORY
- DATABASE_STORAGE_USAGE_HISTORY
- DATE_FROM_PARTS
- DATE_PART
- DATE_TRUNC
- DATEADD
- DATEDIFF
- DAYNAME
- DECODE
- DECOMPRESS
- DECOMPRESS_BINARY
- DECOMPRESS_STRING
- DECRYPT
- DECRYPT_RAW
- DEGREES
- DENSE_RANK
- DIV0
- DIV0NULL
- EDITDISTANCE
- ENCRYPT
- ENCRYPT_RAW
- ENDSWITH
- EQUAL_NULL
- EXP
- EXPLAIN_JSON
- EXTERNAL_FUNCTIONS_HISTORY
- EXTERNAL_TABLE_FILES
- EXTERNAL_TABLE_FILE_REGISTRATION_HISTORY
- EXTRACT
- EXTRACT_SEMANTIC_CATEGORIES
- FACTORIAL
- FIRST_VALUE
- FLATTEN
- FLOOR
- GENERATE_COLUMN_DESCRIPTION
- GENERATOR
- GET
- GET_ABSOLUTE_PATH
- GET_DDL
- GET_IGNORE_CASE
- GET_OBJECT_REFERENCES
- GET_PATH ,
:
- GET_PRESIGNED_URL
- GET_QUERY_OPERATOR_STATS
- GET_RELATIVE_PATH
- GET_STAGE_LOCATION
- GETBIT
- GREATEST
- GROUPING
- GROUPING_ID
- HASH
- HASH_AGG
- HAVERSINE
- HEX_DECODE_BINARY
- HEX_DECODE_STRING
- HEX_ENCODE
- HLL
- HLL_ACCUMULATE
- HLL_COMBINE
- HLL_ESTIMATE
- HLL_EXPORT
- HLL_IMPORT
- HOUR / MINUTE / SECOND
- IFF
- IFNULL
- ILIKE
- ILIKE ANY
- [ NOT ] IN
- INFER_SCHEMA
- INITCAP
- INSERT
- INVOKER_ROLE
- INVOKER_SHARE
- IS_<type_objet>
- IS [ NOT ] DISTINCT FROM
- IS [ NOT ] NULL
- IS_ARRAY
- IS_BINARY
- IS_BOOLEAN
- IS_CHAR , IS_VARCHAR
- IS_DATE , IS_DATE_VALUE
- IS_DECIMAL
- IS_DOUBLE , IS_REAL
- IS_GRANTED_TO_INVOKER_ROLE
- IS_INTEGER
- IS_NULL_VALUE
- IS_OBJECT
- IS_ROLE_IN_SESSION
- IS_TIME
- IS_TIMESTAMP_*
- JAROWINKLER_SIMILARITY
- JSON_EXTRACT_PATH_TEXT
- KURTOSIS
- LAG
- LAST_DAY
- LAST_QUERY_ID
- LAST_TRANSACTION
- LAST_VALUE
- LEAD
- LEAST
- LEFT
- LENGTH, LEN
- LIKE
- LIKE ALL
- LIKE ANY
- LISTAGG
- LN
- LOCALTIME
- LOCALTIMESTAMP
- LOG
- LOGIN_HISTORY , LOGIN_HISTORY_BY_USER
- LOWER
- LPAD
- LTRIM
- MATERIALIZED_VIEW_REFRESH_HISTORY
- MD5 , MD5_HEX
- MD5_BINARY
- MD5_NUMBER — Obsolète
- MD5_NUMBER_LOWER64
- MD5_NUMBER_UPPER64
- MEDIAN
- MIN / MAX
- MINHASH
- MINHASH_COMBINE
- MOD
- MODE
- MONTHNAME
- MONTHS_BETWEEN
- NEXT_DAY
- NORMAL
- NOTIFICATION_HISTORY
- NTH_VALUE
- NTILE
- NULLIF
- NULLIFZERO
- NVL
- NVL2
- OBJECT_AGG
- OBJECT_CONSTRUCT
- OBJECT_CONSTRUCT_KEEP_NULL
- OBJECT_DELETE
- OBJECT_INSERT
- OBJECT_KEYS
- OBJECT_PICK
- OCTET_LENGTH
- PARSE_IP
- PARSE_JSON
- PARSE_URL
- PARSE_XML
- PERCENT_RANK
- PERCENTILE_CONT
- PERCENTILE_DISC
- PI
- PIPE_USAGE_HISTORY
- POLICY_CONTEXT
- POLICY_REFERENCES
- POSITION
- POW, POWER
- PREVIOUS_DAY
- QUERY_ACCELERATION_HISTORY
- QUERY_HISTORY , QUERY_HISTORY_BY_*
- RADIANS
- RANDOM
- RANDSTR
- RANK
- RATIO_TO_REPORT
- REGEXP
- REGEXP_COUNT
- REGEXP_INSTR
- REGEXP_LIKE
- REGEXP_REPLACE
- REGEXP_SUBSTR
- REGEXP_SUBSTR_ALL
- REGR_AVGX
- REGR_AVGY
- REGR_COUNT
- REGR_INTERCEPT
- REGR_R2
- REGR_SLOPE
- REGR_SXX
- REGR_SXY
- REGR_SYY
- REGR_VALX
- REGR_VALY
- REPEAT
- REPLACE
- REPLICATION_GROUP_REFRESH_HISTORY
- REPLICATION_GROUP_REFRESH_PROGRESS, REPLICATION_GROUP_REFRESH_PROGRESS_BY_JOB
- REPLICATION_GROUP_USAGE_HISTORY
- REPLICATION_USAGE_HISTORY
- REST_EVENT_HISTORY
- RESULT_SCAN
- REVERSE
- RIGHT
- RLIKE
- ROUND
- ROW_NUMBER
- RPAD
- RTRIM
- RTRIMMED_LENGTH
- SEARCH_OPTIMIZATION_HISTORY
- SEQ1 / SEQ2 / SEQ4 / SEQ8
- SERVERLESS_TASK_HISTORY
- SHA1 , SHA1_HEX
- SHA1_BINARY
- SHA2 , SHA2_HEX
- SHA2_BINARY
- SIGN
- SIN
- SINH
- SKEW
- SOUNDEX
- SOUNDEX_P123
- SPACE
- SPLIT
- SPLIT_PART
- SPLIT_TO_TABLE
- SQRT
- SQUARE
- ST_AREA
- ST_ASEWKB
- ST_ASEWKT
- ST_ASGEOJSON
- ST_ASWKB , ST_ASBINARY
- ST_ASWKT , ST_ASTEXT
- ST_AZIMUTH
- ST_CENTROID
- ST_COLLECT
- ST_CONTAINS
- ST_COVEREDBY
- ST_COVERS
- ST_DIFFERENCE
- ST_DIMENSION
- ST_DISJOINT
- ST_DISTANCE
- ST_DWITHIN
- ST_ENDPOINT
- ST_ENVELOPE
- ST_GEOGFROMGEOHASH
- ST_GEOGPOINTFROMGEOHASH
- ST_GEOGRAPHYFROMWKB
- ST_GEOGRAPHYFROMWKT
- ST_GEOHASH
- ST_GEOMETRYFROMWKB
- ST_GEOMETRYFROMWKT
- ST_HAUSDORFFDISTANCE
- ST_INTERSECTION
- ST_INTERSECTS
- ST_LENGTH
- ST_MAKEGEOMPOINT , ST_GEOM_POINT
- ST_MAKELINE
- ST_MAKEPOINT , ST_POINT
- ST_MAKEPOLYGON , ST_POLYGON
- ST_NPOINTS , ST_NUMPOINTS
- ST_PERIMETER
- ST_POINTN
- ST_SETSRID
- ST_SIMPLIFY
- ST_SRID
- ST_STARTPOINT
- ST_SYMDIFFERENCE
- ST_UNION
- ST_WITHIN
- ST_X
- ST_XMAX
- ST_XMIN
- ST_Y
- ST_YMAX
- ST_YMIN
- STAGE_DIRECTORY_FILE_REGISTRATION_HISTORY
- STAGE_STORAGE_USAGE_HISTORY
- STARTSWITH
- STDDEV
- STDDEV_POP
- STDDEV_SAMP
- STRIP_NULL_VALUE
- STRTOK
- STRTOK_SPLIT_TO_TABLE
- STRTOK_TO_ARRAY
- SUBSTR , SUBSTRING
- SUM
- SYSDATE
- SYSTEM$ABORT_SESSION
- SYSTEM$ABORT_TRANSACTION
- SYSTEM$ALLOWLIST
- SYSTEM$ALLOWLIST_PRIVATELINK
- SYSTEM$AUTHORIZE_PRIVATELINK
- SYSTEM$AUTHORIZE_STAGE_PRIVATELINK_ACCESS
- SYSTEM$BEHAVIOR_CHANGE_BUNDLE_STATUS
- SYSTEM$CANCEL_ALL_QUERIES
- SYSTEM$CANCEL_QUERY
- SYSTEM$CLUSTERING_DEPTH
- SYSTEM$CLUSTERING_INFORMATION
- SYSTEM$CLUSTERING_RATIO — Obsolète
- SYSTEM$CURRENT_USER_TASK_NAME
- SYSTEM$DATABASE_REFRESH_HISTORY — Obsolète
- SYSTEM$DATABASE_REFRESH_PROGRESS , SYSTEM$DATABASE_REFRESH_PROGRESS_BY_JOB — Obsolète
- SYSTEM$DISABLE_BEHAVIOR_CHANGE_BUNDLE
- SYSTEM$DISABLE_DATABASE_REPLICATION
- SYSTEM$ENABLE_BEHAVIOR_CHANGE_BUNDLE
- SYSTEM$ESTIMATE_QUERY_ACCELERATION
- SYSTEM$ESTIMATE_SEARCH_OPTIMIZATION_COSTS
- SYSTEM$EXPLAIN_JSON_TO_TEXT
- SYSTEM$EXPLAIN_PLAN_JSON
- SYSTEM$EXTERNAL_TABLE_PIPE_STATUS
- SYSTEM$GENERATE_SAML_CSR
- SYSTEM$GENERATE_SCIM_ACCESS_TOKEN
- SYSTEM$GET_AWS_SNS_IAM_POLICY
- SYSTEM$GET_PREDECESSOR_RETURN_VALUE
- SYSTEM$GET_PRIVATELINK
- SYSTEM$GET_PRIVATELINK_AUTHORIZED_ENDPOINTS
- SYSTEM$GET_PRIVATELINK_CONFIG
- SYSTEM$GET_SNOWFLAKE_PLATFORM_INFO
- SYSTEM$GET_TAG
- SYSTEM$GET_TAG_ALLOWED_VALUES
- SYSTEM$GET_TAG_ON_CURRENT_COLUMN
- SYSTEM$GET_TAG_ON_CURRENT_TABLE
- SYSTEM$GLOBAL_ACCOUNT_SET_PARAMETER
- SYSTEM$LAST_CHANGE_COMMIT_TIME
- SYSTEM$LINK_ACCOUNT_OBJECTS_BY_NAME
- SYSTEM$MIGRATE_SAML_IDP_REGISTRATION
- SYSTEM$PIPE_FORCE_RESUME
- SYSTEM$PIPE_STATUS
- SYSTEM$REVOKE_PRIVATELINK
- SYSTEM$REVOKE_STAGE_PRIVATELINK_ACCESS
- SYSTEM$SET_RETURN_VALUE
- SYSTEM$SHOW_OAUTH_CLIENT_SECRETS
- SYSTEM$STREAM_BACKLOG
- SYSTEM$STREAM_GET_TABLE_TIMESTAMP
- SYSTEM$STREAM_HAS_DATA
- SYSTEM$TASK_DEPENDENTS_ENABLE
- SYSTEM$TYPEOF
- SYSTEM$USER_TASK_CANCEL_ONGOING_EXECUTIONS
- SYSTEM$VERIFY_EXTERNAL_OAUTH_TOKEN
- SYSTEM$WAIT
- SYSTEM$WHITELIST — Obsolète
- SYSTEM$WHITELIST_PRIVATELINK — Obsolète
- TAG_REFERENCES
- TAG_REFERENCES_ALL_COLUMNS
- TAG_REFERENCES_WITH_LINEAGE
- TAN
- TANH
- TASK_DEPENDENTS
- TASK_HISTORY
- TIME_FROM_PARTS
- TIME_SLICE
- TIMEADD
- TIMEDIFF
- TIMESTAMP_FROM_PARTS
- TIMESTAMPADD
- TIMESTAMPDIFF
- TO_ARRAY
- TO_BINARY
- TO_BOOLEAN
- TO_CHAR , TO_VARCHAR
- TO_DATE , DATE
- TO_DECIMAL , TO_NUMBER , TO_NUMERIC
- TO_DOUBLE
- TO_GEOGRAPHY
- TO_GEOMETRY
- TO_JSON
- TO_OBJECT
- TO_TIME , TIME
- TO_TIMESTAMP / TO_TIMESTAMP_*
- TO_VARIANT
- TO_XML
- TRANSLATE
- TRIM
- TRUNCATE , TRUNC
- TRUNC
- TRY_BASE64_DECODE_BINARY
- TRY_BASE64_DECODE_STRING
- TRY_CAST
- TRY_HEX_DECODE_BINARY
- TRY_HEX_DECODE_STRING
- TRY_PARSE_JSON
- TRY_TO_BINARY
- TRY_TO_BOOLEAN
- TRY_TO_DATE
- TRY_TO_DECIMAL, TRY_TO_NUMBER, TRY_TO_NUMERIC
- TRY_TO_DOUBLE
- TRY_TO_GEOGRAPHY
- TRY_TO_GEOMETRY
- TRY_TO_TIME
- TRY_TO_TIMESTAMP / TRY_TO_TIMESTAMP_*
- TYPEOF
- UNICODE
- UNIFORM
- UPPER
- UUID_STRING
- VALIDATE
- VALIDATE_PIPE_LOAD
- VAR_POP
- VAR_SAMP
- VARIANCE , VARIANCE_SAMP
- VARIANCE_POP
- WAREHOUSE_LOAD_HISTORY
- WAREHOUSE_METERING_HISTORY
- WIDTH_BUCKET
- XMLGET
- YEAR* / DAY* / WEEK* / MONTH / QUARTER
- ZEROIFNULL
- ZIPF
- Fonctions scalaires
- Fonctions d’agrégation
- Fonctions de la fenêtre
- Fonctions de table
- Fonctions système
- Référence pour Exécution de scripts Snowflake
- Référence API
- Annexes
- Catégories :
Fonctions contextuelles (Objet de session)
CURRENT_ROLE¶
Renvoie le nom du rôle principal utilisé pour la session actuelle lorsque le rôle principal est un rôle de niveau compte ou NULL si le rôle utilisé pour la session actuelle est un rôle de base de données.
Pour spécifier un rôle différent pour la session, exécutez la commande USE ROLE.
Syntaxe¶
CURRENT_ROLE()
Arguments¶
Aucun.
Notes sur l’utilisation¶
L’octroi d’un accès sur une UDF sécurisée ou une vue sécurisée contenant cette fonction à un partage est autorisé. Lorsque la vue ou l’UDF sécurisée est accessible à partir du compte de consommateur de partage de données, cette fonction renvoie toujours une valeur NULL.
Snowflake renvoie une valeur NULL si cette fonction est utilisée dans une politique de masquage ou une politique d’accès aux lignes qui est affectée à une table ou une vue partagée.
Exemples¶
Ceci montre CURRENT_ROLE()
:
SELECT CURRENT_ROLE();
Sortie :
+----------------+ | CURRENT_ROLE() | |----------------| | SYSADMIN | +----------------+