COF-C02 Exam Dumps | How can performance be optimized for a query that returns a small amount of data from a very large base

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Question 276/387

How can performance be optimized for a query that returns a small amount of data from a very large base table?

A. Use clustering keys

B. Create materialized views

C. Use the search optimization service

D. Use the query acceleration service

Question List (387q): Question 1: What happens when an external or an internal stage is droppe...; Question 2: When will Snowflake charge credits for the use of the Cloud ...; Question 3: By default, which role has access to the SYSTEM$GLOBAL_ACCOU...; Question 4: User-level network policies can be created by which of the f...; Question 5: Which languages requite that User-Defined Function (UDF) han...; Question 6: The Information Schema and Account Usage Share provide stora...; Question 7: Which type of loop requires a BREAK statement to stop execut...; Question 8: How can network and private connectivity security be managed...; Question 9: When should a user consider disabling auto-suspend for a vir...; Question 10: What objects can be cloned within Snowflake? (Select TWO)....; Question 11: At what level is the MIN_DATA_RETENTION_TIME_IN_DAYS paramet...; Question 12: When enabling access to unstructured data, which URL permits...; Question 13: A stream object will advance its offset when it is used in w...; Question 14: How does a Snowflake stored procedure compare to a User-Defi...; Question 15: What can a Snowflake user do with the information included i...; Question 16: How should a Snowflake use' configure a virtual warehouse to...; Question 17: What affects whether the query results cache can be used?...; Question 18: What is the recommended file sizing for data loading using S...; Question 19: Which view in SNOWFLAKE.ACCOUNT_USAGE shows from which IP ad...; Question 20: What is the maximum total Continuous Data Protection (CDP) c...; Question 21: What is a directory table in Snowflake?...; Question 22: What compute resource is used when loading data using Snowpi...; Question 23: What are the main differences between the account usage view...; Question 24: What is the primary purpose of a directory table in Snowflak...; Question 25: Which Snowflake layer is associated with virtual warehouses?...; Question 26: What is the MAXIMUM number of clusters that can be provision...; Question 27: How can a dropped internal stage be restored?...; Question 28: Which parameter can be used to instruct a COPY command to ve...; Question 29: How can the outer array structure of a semi-structured file ...; Question 30: When unloading data with the COPY into <location> comm...; Question 31: Which multi-duster virtual warehouse setting will help proce...; Question 32: Which virtual warehouse auto-suspend configurations will res...; Question 33: The following JSON is stored in a VARIANT column called src ...; Question 34: What are potential impacts of storing non-native values like...; Question 35: Snowflake's access control framework combines which models f...; Question 36: Which Snowflake database object can be shared with other acc...; Question 37: What is the default value in the Snowflake Web Interface (Ul...; Question 38: Which command is used to lake away staged files from a Snowf...; Question 39: What information is found within the Statistic output in the...; Question 40: Which command should be used to assign a key to a Snowflake ...; Question 41: Which command removes a role from another role or a user in ...; Question 42: Which Snowflake feature enables loading data from cloud stor...; Question 43: Which feature allows a user the ability to control the organ...; Question 44: Which Snowflake partner specializes in data catalog solution...; Question 45: A sales table FCT_SALES has 100 million records. The followi...; Question 46: Which table function is used to perform additional processin...; Question 47: What SQL command would be used to view all roles that were g...; Question 48: A Snowflake user is writing a User-Defined Function (UDF) th...; Question 49: Which commands should be used to grant the privilege allowin...; Question 50: Which Snowflake database object can be used to track data ch...; Question 51: Which command can be used to load data files into a Snowflak...; Question 52: Which objects will incur storage costs associated with Fail-...; Question 53: For the ALLOWED VALUES tag property, what is the MAXIMUM num...; Question 54: A virtual warehouse is created using the following command: ...; Question 55: Which Snowflake object can be used to record DML changes mad...; Question 56: What is the MINIMUM permission needed to access a file URL f...; Question 57: Which of the following are benefits of micro-partitioning? (...; Question 58: Which query profile statistics help determine if efficient p...; Question 59: What are best practice recommendations for using the ACCOUNT...; Question 60: If file format options are specified in multiple locations, ...; Question 61: Which of the following are best practice recommendations tha...; Question 62: Which object can be used to query the data loading history f...; Question 63: Which statement describes pruning?...; Question 64: If queries start to queue in a multi-cluster virtual warehou...; Question 65: Which of the following statements describe features of Snowf...; Question 66: What is the minimum Snowflake edition that has column-level ...; Question 67: Assume there is a table consisting of five micro-partitions ...; Question 68: What happens when a table or schema with a standard retentio...; Question 69: A user has unloaded data from a Snowflake table to an extern...; Question 70: What are ways to create and manage data shares in Snowflake?...; Question 71: Which function is used to convert rows in a relational table...; Question 72: The following settings are configured: THE MIN_DATA_RETENTIO...; Question 73: A Snowflake user is actively logged into Snowflake when a us...; Question 74: Which privilege is required for a user to be able to view a ...; Question 75: A Snowflake user needs to optimize the definition of a secur...; Question 76: How many days is load history for Snowpipe retained?...; Question 77: Which task is supported by the use of Access History in Snow...; Question 78: Which of the following describes a Snowflake stored procedur...; Question 79: Which metadata table will store the storage utilization info...; Question 80: Which of the following is an example of an operation that ca...; Question 81: What happens when a suspended virtual warehouse is resized i...; Question 82: A user unloaded a Snowflake table called mytable to an inter...; Question 83: What types of data listings are available in the Snowflake D...; Question 84: What feature of Snowflake Continuous Data Protection can be ...; Question 85: Which function can be used to convert semi-structured data i...; Question 86: Which Snowflake view is used to support compliance auditing?...; Question 87: What type of query benefits the MOST from search optimizatio...; Question 88: Which Snowflake feature or tool helps troubleshoot issues in...; Question 89: Which operations are handled in the Cloud Services layer of ...; Question 90: What transformations are supported in a CREATE PIPE ... AS C...; Question 91: A user created a transient table and made several changes to...; Question 92: Which system_defined, read-only view display information on ...; Question 93: What are valid sub-clauses to the OVER clause for a window f...; Question 94: What file formats does Snowflake support for loading semi-st...; Question 95: Which query contains a Snowflake hosted file URL in a direct...; Question 96: What is the maximum Time Travel retention period for a tempo...; Question 97: The first user assigned to a new account, ACCOUNTADMIN, shou...; Question 98: Which Snowflake object enables loading data from files as so...; Question 99: What can a user win a reader account do in Snowflake?...; Question 100: A query is using more credits than expected. The Query Profi...; Question 101: What happens to historical data when the retention period fo...; Question 102: What is the MINIMUM edition of Snowflake that is required to...; Question 103: How many network policies can be assigned to an account or s...; Question 104: Which clients does Snowflake support Multi-Factor Authentica...; Question 105: Which of the following are best practices for loading data i...; Question 106: The Snowflake VARIANT data type imposes a 16 MB size limit o...; Question 107: A Snowflake user is trying to load a 125 GB file using SnowS...; Question 108: When unloading data to an external stage, what is the MAXIMU...; Question 109: Which command should be used to unload all the rows from a t...; Question 110: What is used to diagnose and troubleshoot network connection...; Question 111: Which statement will trigger a stream to advance its offset?...; Question 112: What are the benefits of the replication feature in Snowflak...; Question 113: Which Snowflow object does not consume and storage costs?...; Question 114: Which function is used to unload a relational table into a J...; Question 115: Which view can be used to determine if a table has frequent ...; Question 116: Which methods can be used to delete staged files from a Snow...; Question 117: Which Snowflake URL type allows users or applications to dow...; Question 118: What Snowflake features allow virtual warehouses to handle h...; Question 119: In Snowflake's data security framework, how does column-leve...; Question 120: A Snowflake user accidentally deleted a table. The table no ...; Question 121: What is the purpose of a Query Profile?...; Question 122: When using the ALLOW CLIENT_MFA_CACHING parameter, how long ...; Question 123: A Snowflake user executed a query and received the results. ...; Question 124: Which statement is true about running tasks in Snowflake?...; Question 125: Which function can be used with the copy into <location&g...; Question 126: Query parsing and compilation occurs in which architecture l...; Question 127: What information is stored in the ACCESS_HlSTORY view?...; Question 128: Which command can be used to list all the file formats for w...; Question 129: What step can reduce data spilling in Snowflake?...; Question 130: In which scenarios would a user have to pay Cloud Services c...; Question 131: Which privilege must be granted by one role to another role,...; Question 132: A user creates a stage using the following command: (Exhibit...; Question 133: Which of the following describes the Snowflake Cloud Service...; Question 134: What effect does WAIT_FOR_COMPLETION = TRUE have when runnin...; Question 135: Where is metadata management handled in Snowflake?...; Question 136: What impacts the credit consumption of maintaining a materia...; Question 137: Which security models are used in Snowflake to manage access...; Question 138: What is the difference between a stored procedure and a User...; Question 139: Credit charges for Snowflake virtual warehouses are calculat...; Question 140: Which types of subqueries does Snowflake support? (Select TW...; Question 141: The is the minimum Fail-safe retention time period for trans...; Question 142: When working with table MY_TABLE that contains 10 rows, whic...; Question 143: What is cached during a query on a virtual warehouse?...; Question 144: Which Snowflake role can manage any object grant globally, i...; Question 145: Which features could be used to improve the performance of q...; Question 146: A virtual warehouse's auto-suspend and auto-resume settings ...; Question 147: Which of the following are valid methods for authenticating ...; Question 148: Which activities are included in the Cloud Sen/ices layer? (...; Question 149: A tabular User-Defined Function (UDF) is defined by specifyi...; Question 150: What is the MAXIMUM size limit for a record of a VARIANT dat...; Question 151: Which command is used to upload data files from a local dire...; Question 152: The customer table in the T1 database is accidentally droppe...; Question 153: While running a query on a virtual warehouse in auto-scale m...; Question 154: Which statement about billing applies to Snowflake credits?...; Question 155: What does the LATERAL modifier for the FLATTEN function do?...; Question 156: Which URL type allows users to access unstructured data with...; Question 157: Who can create and manage reader accounts? (Select TWO)....; Question 158: Which function will provide the proxy information needed to ...; Question 159: Which type of Snowflake virtual warehouse provides 16 times ...; Question 160: Which use case does the search optimization service support?...; Question 161: A stream can be created on which Snowflake objects to record...; Question 162: How does Snowflake handle the bulk unloading of data into si...; Question 163: Which function returns the URL of a stage using the stage na...; Question 164: What is the MINIMUM Snowftake edition that supports database...; Question 165: Data storage for individual tables can be monitored using wh...; Question 166: Which command can be used to stage local files from which Sn...; Question 167: Which JSON paths are considered to be equivalent in Snowflak...; Question 168: What is the MINIMUM size requirement when creating a Snowpar...; Question 169: What are the least privileges needed to view and modify reso...; Question 170: Which command can be performed on a Snowflake secure view?...; Question 171: Which of the following is a valid source for an external sta...; Question 172: Awarding a user which privileges on all virtual warehouses i...; Question 173: Which Snowflake function will parse a JSON-null into a SQL-n...; Question 174: Which of the following objects are contained within a schema...; Question 175: Which of the following features, associated with Continuous ...; Question 176: What action should be taken if a large number of concurrent ...; Question 177: A user has semi-structured data to load into Snowflake but i...; Question 178: Which copy INTO command outputs the data into one file?...; Question 179: Which function should be used to find the query ID of the se...; Question 180: What will happen if a Snowflake user increases the size of a...; Question 181: Which table function will return the output of a previously-...; Question 182: What do the terms scale up and scale out refer to in Snowfla...; Question 183: What do temporary and transient tables have m common in Snow...; Question 184: What does the worksheet and database explorer feature in Sno...; Question 185: What would cause different results to be returned when runni...; Question 186: What occurs when a pipe is recreated using the CREATE OR REP...; Question 187: Which of the following significantly improves the performanc...; Question 188: What does Snowflake recommend regarding database object owne...; Question 189: Which statistics are displayed in a Query Profile that indic...; Question 190: What is the benefit of using the STRIP_OUTER_ARRAY parameter...; Question 191: What can the Snowflake SCIM API be used to manage? (Select T...; Question 192: Which semi-structured file format is a compressed, efficient...; Question 193: Which Snowflake table type persists until it is explicitly d...; Question 194: Which service or tool is a Command Line Interface (CLI) clie...; Question 195: What does the TableScan operator represent in the Query Prof...; Question 196: A user created a new worksheet within the Snowsight Ul and w...; Question 197: How many credits does a size 3X-Large virtual warehouse cons...; Question 198: A user has a standard multi-cluster warehouse auto-scaling p...; Question 199: When reviewing a query profile, what is a symptom that a que...; Question 200: When unloading data, which file format preserves the data va...; Question 201: Which data sharing option allows a Snowflake user to set up ...; Question 202: In which use cases does Snowflake apply egress charges?...; Question 203: What is the purpose of an External Function?...; Question 204: What objects in Snowflake are supported by Dynamic Data Mask...; Question 205: Which data types optimally store semi-structured data? (Sele...; Question 206: A Snowflake user has been granted the create data EXCHANGE l...; Question 207: What Snowflake recommendation is designed to ensure that sta...; Question 208: The VALIDATE table function has which parameter as an input ...; Question 209: Which data types can be used in Snowflake to store semi-stru...; Question 210: What is the purpose of the STRIP NULL_VALUES file format opt...; Question 211: Which database objects can be shared with the Snowflake secu...; Question 212: What does a Notify & Suspend action for a resource monit...; Question 213: Which command should be used to load data incrementally base...; Question 214: Which of the following conditions must be met in order to re...; Question 215: What type of account can be used to share data with a consum...; Question 216: A user wants to upload a file to an internal Snowflake stage...; Question 217: Which parameter can be set at the account level to set the m...; Question 218: Which feature is only available in the Enterprise or higher ...; Question 219: For non-materialized views, what column in Information Schem...; Question 220: Why is a federated environment used for user authentication ...; Question 221: A JSON file, that contains lots of dates and arrays, needs t...; Question 222: Which of the following statements apply to Snowflake in term...; Question 223: What activities can a user with the ORGADMIN role perform? (...; Question 224: A company needs to allow some users to see Personally Identi...; Question 225: Which semi-structured data function interprets an input stri...; Question 226: What does SnowCD help Snowflake users to do?...; Question 227: How can a Snowflake user access a JSON object, given the fol...; Question 228: How does Snowflake handle the data retention period for a ta...; Question 229: How can a data provider ensure that a data consumer is going...; Question 230: Which Snowflake table type is only visible to the user who c...; Question 231: How does the search optimization service improve query perfo...; Question 232: When publishing a Snowflake Data Marketplace listing into a ...; Question 233: Which transformation techniques are supported for bulk loadi...; Question 234: There are two Snowflake accounts in the same cloud provider ...; Question 235: Which schema-level objects allow the user to periodically pe...; Question 236: Which activities are included in the Cloud Services layer? {...; Question 237: What happens when a cloned table is replicated to a secondar...; Question 238: What is the Fail-safe period for a transient table in the Sn...; Question 239: Which of the following indicates that it may be appropriate ...; Question 240: What function can be used with the recursive argument to ret...; Question 241: What Snowflake feature provides a data hub for secure data c...; Question 242: While clustering a table, columns with which data types can ...; Question 243: What does a table with a clustering depth of 1 mean in Snowf...; Question 244: Snowflake supports the use of external stages with which clo...; Question 245: Which file formats are supported for unloading data from Sno...; Question 246: What features that are part of the Continuous Data Protectio...; Question 247: What best practice recommendations will help prevent timeout...; Question 248: Which data types does Snowflake support when querying semi-s...; Question 249: Which data type can be used for floating-point numbers witho...; Question 250: Which Snowflake feature is used for both querying and restor...; Question 251: Which operation can be performed on Snowflake external table...; Question 252: While preparing to unload data in Snowflake, the file format...; Question 253: How does Snowflake define i1s approach to Discretionary Acce...; Question 254: Which privilege is required to use the search optimization s...; Question 255: Which Snowflake feature records changes mace to a table so a...; Question 256: What does a masking policy consist of in Snowflake?...; Question 257: Which type of URL gives permanent access to files in cloud s...; Question 258: In which hierarchy is tag inheritance possible?...; Question 259: What are type predicates used for?...; Question 260: Which stages are used with the Snowflake PUT command to uplo...; Question 261: What is the default file size when unloading data from Snowf...; Question 262: What is the expiration period tor a file URL used to access ...; Question 263: How can staged files be removed during data loading once the...; Question 264: What service is provided as an integrated Snowflake feature ...; Question 265: Which of the following statements describes a schema in Snow...; Question 266: What data is stored in the Snowflake storage layer? (Select ...; Question 267: A column named "Data" contains VARIANT data and stores value...; Question 268: What is the minimum Snowflake Edition that supports secure s...; Question 269: Which command can be used to list all network policies avail...; Question 270: What actions will prevent leveraging of the ResultSet cache?...; Question 271: How can a Snowflake user validate data that is unloaded usin...; Question 272: When using the ALLOW_CLIENT_MFA_CACHING parameter, how long ...; Question 273: In the Data Exchange, who can get or request data from the l...; Question 274: What feature can be used to reorganize a very large table on...; Question 275: A table needs to be loaded. The input data is in JSON format...; Question 276: How can performance be optimized for a query that returns a ...; Question 277: In Snowflake, what allows users to perform recursive queries...; Question 278: Which REST API can be used with unstructured data?...; Question 279: What optional properties can a Snowflake user set when creat...; Question 280: Which Snowflake object helps evaluate virtual warehouse perf...; Question 281: What is the default File Format used in the COPY command if ...; Question 282: What does Snowflake recommend for a user assigned the ACCOUN...; Question 283: True or False: When you create a custom role, it is a best p...; Question 284: Use of which file function allows a user to share unstructur...; Question 285: What are characteristics of the ownership privilege when it ...; Question 286: A single user of a virtual warehouse has set the warehouse t...; Question 287: User INQUISITIVE_PERSON has been granted the role DATA_SCIEN...; Question 288: The Snowflake Cloud Data Platform is described as having whi...; Question 289: Which resource monitor setting will cancel all active querie...; Question 290: Which command will unload data from a table into an external...; Question 291: What is the MINIMUM Snowflake edition required to use the qu...; Question 292: Which privilege is needed for a SnowFlake user to see the de...; Question 293: How long is Snowpipe data load history retained?...; Question 294: Which Snowflake SQL statement would be used to determine whi...; Question 295: Which semi-structured file formats are supported when unload...; Question 296: Which Snowflake data types can be used to build nested hiera...; Question 297: What COPY INTO SQL command should be used to unload data int...; Question 298: Which solution improves the performance of point lookup quer...; Question 299: Which feature is integrated to support Multi-Factor Authenti...; Question 300: Which steps will help optimize query performance? (Select TW...; Question 301: What are the responsibilities of Snowflake's Cloud Service l...; Question 302: If a virtual warehouse runs for 61 seconds, shut down, and t...; Question 303: What is the MINIMUM Snowflake edition that must be used in o...; Question 304: Which actions can be performed using a resource monitor in S...; Question 305: Which of the following is a data tokenization integration pa...; Question 306: Which URL provides access to files in Snowflake without auth...; Question 307: What persistent data structures are used by the search optim...; Question 308: How long can a data consumer who has a pre-signed URL access...; Question 309: A data provider wants to share data with a consumer who does...; Question 310: Regardless of which notation is used, what are consideration...; Question 311: When used with the UNLOAD command, which parameter specifies...; Question 312: Which objects together comprise a namespace in Snowflake? (S...; Question 313: A user has an application that writes a new Tile to a cloud ...; Question 314: What versions of Snowflake should be used to manage complian...; Question 315: What takes the highest precedence in Snowflake file format o...; Question 316: What statistical information in a Query Profile indicates th...; Question 317: How does Snowflake recommend defining a clustering key on a ...; Question 318: Which command should be used to download files from a Snowfl...; Question 319: Query compilation occurs in which architecture layer of the ...; Question 320: What type of columns does Snowflake recommend to be used as ...; Question 321: Which commands can only be executed using SnowSQL? (Select T...; Question 322: How can a Snowsight user change a Standard virtual warehouse...; Question 323: Which statement accurately describes how a virtual warehouse...; Question 324: Who can create network policies within Snowflake? (Select TW...; Question 325: Which table function will identify data that was loaded usin...; Question 326: When cloning a schema, which Snowflake object will not be in...; Question 327: True or False: A Virtual Warehouse can be resized while susp...; Question 328: The Snowflake cloud services layer is responsible for which ...; Question 329: Which of the following are handled by the cloud services lay...; Question 330: Which items are considered schema objects in Snowflake? (Sel...; Question 331: What are two ways to create and manage Data Shares in Snowfl...; Question 332: What kind of value does a User-Defined Function (UDF) return...; Question 333: Which categories are included in the execution time summary ...; Question 334: Which SQL commands, when committed, will consume a stream an...; Question 335: Which Snowflake data governance feature supports resource us...; Question 336: Which statements describe benefits of Snowflake's separation...; Question 337: How can a row access policy be applied to a table or a view?...; Question 338: Secured Data Sharing is allowed for which Snowflake database...; Question 339: Which SQL command can be used to see the CREATE definition o...; Question 340: Which function determines the kind of value stored in a VARI...; Question 341: Which Snowflake native tool can be used to diagnose and trou...; Question 342: Which typos of charts does Snowsight support? (Select TWO)....; Question 343: What is one of the characteristics of data shares?...; Question 344: What internal stages are available in Snowflake? (Choose thr...; Question 345: Which roles can make grant decisions to objects within a man...; Question 346: What object does Snowflake recommend using when planning to ...; Question 347: What happens when a database is cloned?...; Question 348: What happens to the objects in a reader account when the DRO...; Question 349: Which privilege is required on a virtual warehouse to abort ...; Question 350: Who can activate a network policy for users in a Snowflake a...; Question 351: A JSON document is stored in the source_colum of type VARIAN...; Question 352: What metadata does Snowflake store for rows in micro-partiti...; Question 353: Given the statement template below, which database objects c...; Question 354: By definition, a secure view is exposed only to users with w...; Question 355: A user has unloaded data from Snowflake to a stage Which SQL...; Question 356: Which type of role can be granted to a share?...; Question 357: Using which object-level parameters will help limit query pr...; Question 358: What does Snowflake recommend as a best practice for using s...; Question 359: What are key characteristics of virtual warehouses in Snowfl...; Question 360: How can a Snowflake user optimize query performance in Snowf...; Question 361: Which tasks are performed in the Snowflake Cloud Services la...; Question 362: What are valid values for the FIELD_OPTIONALLY_ENCLOSED_BY o...; Question 363: Which Snowflake command can be used to unload the result of ...; Question 364: Which of the following compute resources or features are man...; Question 365: When should a multi-cluster virtual warehouse be used in Sno...; Question 366: Which Snowflake function is maintained separately from the d...; Question 367: How does Snowflake describe its unique architecture?...; Question 368: Using variables in Snowflake is denoted by using which SQL c...; Question 369: Which object can be used with Secure Data Sharing?...; Question 370: How can a user improve the performance of a single large com...; Question 371: Which file function generates a SnowFlake-hosted URL that mu...; Question 372: In addition to performing all the standard steps to share da...; Question 373: What technique does Snowflake use to limit the number of mic...; Question 374: What kind of authentication do Snowpipe REST endpoints use?...; Question 375: A user wants to add additional privileges to the system-defi...; Question 376: Which transformation is supported by a COPY INTO <table&g...; Question 377: A company strongly encourages all Snowflake users to self-en...; Question 378: Snowflake's hierarchical key mode includes which keys? (Sele...; Question 379: True or False: Loading data into Snowflake requires that sou...; Question 380: What Snowflake objects can contain custom application logic ...; Question 381: Which stage type can be altered and dropped?...; Question 382: Which of the following Snowflake objects can be shared using...; Question 383: What is the purpose of using the OBJECT_CONSTRUCT function w...; Question 384: A clustering key was defined on a table, but It is no longer...; Question 385: A Snowflake Administrator needs to ensure that sensitive cor...; Question 386: How can the Query Profile be used to troubleshoot a problema...; Question 387: Which of the following SQL statements will list the version ...

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