Tài liệu Microsoft SQL Server 2000 Data Transformation Services- P16 ppt

702 SQL statements

SQL statements, 506

assigning, 366

modifying, 300-301

objects, 503, 513-514

properties, 294

queries, 372-373

staging area, 89-90

star schema

dimension tables, 85

fact tables, 78-79, 82,

92

modeling, 81-82

storage, 74

see also dimension

tables

starting custom trans-

formations, 664-665

StartTime property, 497

status, transforma-

tions, 188, 207

Step object, 27, 612

collection, 624

creating, 470

disabling, 480

executing, 458, 471,

476-477

Join Transaction If

Present, 484

lineage, 605-606

naming, 471, 474

packages, 478-481

Parent, 479, 496-497

precedence constraints,

471

properties, 470, 477,

480, 496-497

referencing, 349-350

tasks, 470 transactions, 484-485, 487-490, 493

stored procedures, 339 Execute SQL task, 301 moving, 311

packages, 18-19 properties, 546-549

storing

Called Package, 385 data, 60, 72-74, 76 DTS packages, 14-15 error messages, 340 error records, 557-558 meta data, 334 packages, 438, 445-451 strings

data, 197 empty, 203-204 manipulating, 202-203 receiving, 396

sending, 392 Transformation Flags dialog, 145

structured storage file,

15 Subject property, 407 subordinate dimen- sions

creating, 98 keys, 85, 88, 92 splitting, 95-97

subsets, 249

SuccessReturn prop- erty, 428

summarization, 37 system information,

339, 627-628

T

tables Bulk Insert task, 283 copying, 516 data, 89 staging area, 89-90 Data Driven Query task, 220-222

databases, 310 indexes, 584-585 locking, 283-284, 578 moving, 92, 311 sources, 131 transformations, 251 see also dimension tables

task logs, 358-359 Task object, 27

assignments, 371 collections, 624 creating, 11-12, 335,

536, 620-621 custom, 634-637 hierarchy, 614 naming, 497 priorities, 12-13, 479 programmatic identi- fiers, 621-623 properties, 615-616,

619, 621 referencing, 349-350,

620 steps, 470 threads, 477 transactions, 486-487 see also custom tasks technical meta data, 589

Transform Data task 703

templates, 32-33, 42, 54

terminating

Enterprise manager, 561-563

Package manager, 561-563 packages, 454, 481, 555 processes, 428

testing

scripts, 187 transformations, 146 text files

ActiveX scripts, 172 bep utility, 585 binary, 427 connections, 115-119 data, 569-570 decompression, 427 delimited, 271 destination, 116, 138 fixed-length, 271 OLE DB providers, 102 source, 117, 131 storage, 72

threads

custom tasks, 653 packages, 479-480 tasks, 477

Time field (dimension

tables), 87

timeouts, messages,

399-400, 428

TO keyword rowsets,

249 ToLine property, 407

tools, see utilities

Transact-SQL language,

40, 57, 549-552

Transactionlsolation Level property, 465 transactions

chaos, 483 child packages, 379 Commit On option, 482 connections, 480, 486-

487 errors, 558 isolation levels, 483-484 joining, 482, 484 packages, 493 parallel processing, 490-493

parent packages, 379 processing, 63-64 rollback, 491-493 runtime error, 487 steps, 480, 484-490 troubleshooting, 490 Use Transactions option, 482 VBScript, 488-489 Workflow ActiveX Script, 489-490 Transfer Databases task, 45, 157-159, 336-337

creating, 341-342 destination, 334-335 executing, 26 programmatic identifier,

623 properties, 341 source, 335 Transfer Error

Messages task, 46,

340, 623

Transfer Jobs task, 46, 338-339

Transfer Logins task,

46, 337, 623 Transfer Master Stored Procedure Properties task, 45, 339, 623

Transfer MSDB Jobs task, 623

Transfer Object task,

50, 317-323 Transform Data task,

40, 47 aborting, 19]

bulk inserting, 268 collections, 350 columns, 138-143, 159-160, 575-577 connections, 102 creating, 128-129, 160-165, 201 data, 90 DataPumpTask object,

136 descriptions, 129-130 destination, 137-139 executing, 26 freestanding icon, 173-176 names, 129 objects, 350 Parallel Data Pump task, 260-263

performance, 126-127, 157-159, 582 programmatic identifier,

622 properties, 154-159, 217

Transform Data task

records, 201

relational database

source, 131-132

selecting, 269-270

source, 130-131, 236,

369

Transformation Flags

dialog, 144-146

transformations,

146-147, 573-574

see also Data Pump

task; Data Transfor-

mation task

Transform Failure

phase, 231, 233

transformations, 187,

624

Transformation Flags

dialog, 144-146

Transformation object

ActiveX scripts, 152,

172, 183-187

ATL installation,

662-663

collections, 146-147

comparing, 573-574

Copy Column, 149, 169

creating, 167-169

custom, 152, 581,

664-669, 672-676

data, 49, 61-63

DateTimeString,

148-149, 171

errors, 555

ForceBlobsInMemory

property, 147

ForceSourceBlobs

Buffered, 147

hierarchy, 248, 617

InMemoryBlobSize property, 147 logic, 578-581 Lowercase, 149, 169 Middle of String, 149,

151, 169-170 Name property, 147 Parent property, 147 performance, 568 properties, 147 Read File, 151 records, 206-209 scripts, 185 skipping, 188 status, 188-191, 207, 219-220

tables, 251 testing, 146 Trim String, 149, 151, 169-170

Uppercase, 149, 169 VBScript, 165-167 VC+4, 32

Write File, 151-152 TransformationInfo

object, 28

TransformationSet col- lection, 252, 624

TransformationSet Options property, 252-254

TransformPhases prop-

erty, 243

triggers

copying, 316 enabling, 282 moving, 311

Trim String transforma- tion, 149, 151,

169-170, 573

2troubleshooting bep utility, 585 connections, 490 errors, 557 format files, 275 freestanding icon, 173-176 packages, 444 transactions, 490 truncation, 145 trusted connections, 20

Turn On Package Cache option, 56

U

UDL files, 104, 109-111

UNCFile parameter, 443

undoing scripts, 187 UnicodeFile property,

170 Unified Modeling Language (UML)

Model, 598 UnitializeMAPI method, 408 Unlock method, 198

updating cubes, 414 dimension tables, 94-98 fields, 220

queries, 218 shared dimensions, 414 subordinate dimensions, 92

Visual Basic 705

upgrading

databases, 36, 502, 504 Meta Data Services, 588 Transfer Database task, 334-335

Uppercase String trans-

formation, 149, 169,

573

Use Transactions

option, 482

UseAllPhases task, 242

UseDSL property,

109-111

UseFastLoad property,

157-158, 217

UseOLEDBService

Components property,

467

UseRepository prop-

erty, 380 UserID property, 108

UserQuery property,

218

users

databases, 311 default options, 315-316 functions, 57

interface, 194-195, 257-258, 260-263

UseTransaction prop-

erty, 465 UseTrustedConnection

property, 108 utilities

command-line cdw, SOS DTSQiz, 505

DTSRun, 53, 427 osql, 427 functions, 378 packages, 384-386

V

ValidateSchema method, 669-671

Value property

GlobalVariable object,

368 PrecedenceConstraint object, 474

values data, 37 destination columns,

202 global variables, 53,

346, 378, 380-383 Identity field, 518 null, 203-204 variables declaring, 446, 450 global, 53, 55 lineage, 458-460 Post Row Transform phase, 237

Pre Source phase, 235-237 Row Transform phase,

237 see also global vari- ables; lineage vari- ables; local variables

VarPersistStgOfHost

parameter, 439, 443

VBScript columns, 576-577 converting from Visual Basic, 360-361 custom tasks, 654-655 DTS packages, 367 entry functions, 361 GoTo command, 360 line labels, 360 lineage variables, 459 local variables, 192-193 objects, 31

packages, 457-458 system information, 627-628

transactions, 488-489 transformations, 165-167, 187 VC++

DTS packages, 367 transformations, 32 verification of data, 37 VersionID parameter,

445, 458, 465

versions, DTS, 16, 451,

467 view source, 131 viewing

indexes, 57 log files, 455-456 moving, 311 objects, 596 properties, 596 virtual cubes, 413 Visual Basic ActiveX scripts, 361-363 Analysis Services Processing task, 420-421

Visual Basic

API calls, 361

Bulk Insert task,

287-290

connections, 104,

114-115

converting to VBScript,

360-361

Copy SQL Server

Objects task, 320-323

custom tasks, 653-655

Data Driven Query task,

223-226

Data Mining Prediction

Query task, 421-423

DTS packages, 15, 53

Dynamic Properties

task, 375-376

entrance function,

244-245

errors, 361, 540-541

events, 538-540

Execute Package task,

387-389

Execute Process task,

429-430

Execute SQL task,

306-308

File Transfer Protocol

task, 329-331

files, 360

For Next loop, 360

installation, 526

loops, 542

Message Queue task,

400-403

multiphase data pump,

243

opening, 635-636

packages code libraries, 530 code modules, 530 creating, 31-32, 497-499 executing, 18 headers, 531 loading, 537-538 Main function, 531-535 public variables, 531 saving, 443-444, 527-529, 537-538 Parallel Data Pump task, 254-257 properties, 541 Send Mail task, 408-410 SQL Namespace, 542-545 tasks, 620 Transfer Databases task (15.1), 341-342 Transfer Object task, 321-323

Transform Data task,

129, 160-165 Visual C++, 243

W

warehousing data, 37-38

Web clickstream data,

69 Web servers, 38 WebDrive, 326

WHERE clause, 584 Windows, 53

wizards, calling, 504-507

Workflow ActiveX

Script, 494-496 Write File transforma-

tion, 151-152, 170-171

writing

ActiveX scripts, 52, 152 code, 228, 239-242 queries, 294 task logs records, 358-359

X-Z

XML (Extensible Markup Language),

40 data, 72-74, 134, 596 exporting/importing, 40 integration, 56

Parallel Data Pump task, 44