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Posted to issues-all@impala.apache.org by "Tim Armstrong (Jira)" <ji...@apache.org> on 2020/06/13 00:26:00 UTC
[jira] [Commented] (IMPALA-5296) Codegen for aggregation with 1K
grouping columns takes several seconds
[ https://issues.apache.org/jira/browse/IMPALA-5296?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17134607#comment-17134607 ]
Tim Armstrong commented on IMPALA-5296:
---------------------------------------
This has gotten a little faster, but still took over a minute on my desktop:
{noformat}
Fragment F01:
CodeGen:(Total: 1m9s, non-child: 1m9s, % non-child: 100.00%)
- CodegenInvoluntaryContextSwitches: 124 (124)
- CodegenTotalWallClockTime: 1m9s
- CodegenSysTime: 696.010ms
- CodegenUserTime: 1m9s
- CodegenVoluntaryContextSwitches: 10 (10)
- CompileTime: 16s816ms
- IrGenerationTime: 113.400ms
- LoadTime: 0.000ns
- ModuleBitcodeSize: 2.50 MB (2624788)
- NumFunctions: 2.07K (2066)
- NumInstructions: 106.15K (106147)
- OptimizationTime: 52s908ms
- PeakMemoryUsage: 51.83 MB (54347264)
- PrepareTime: 19.514ms
Fragment F00:
CodeGen:(Total: 1m12s, non-child: 1m12s, % non-child: 100.00%)
- CodegenInvoluntaryContextSwitches: 104 (104)
- CodegenTotalWallClockTime: 1m12s
- CodegenSysTime: 779.937ms
- CodegenUserTime: 1m12s
- CodegenVoluntaryContextSwitches: 12 (12)
- CompileTime: 17s127ms
- IrGenerationTime: 142.890ms
- LoadTime: 0.000ns
- ModuleBitcodeSize: 2.50 MB (2624788)
- NumFunctions: 3.11K (3106)
- NumInstructions: 155.46K (155461)
- OptimizationTime: 55s547ms
- PeakMemoryUsage: 75.91 MB (79596032)
- PrepareTime: 18.261ms
{noformat}
> Codegen for aggregation with 1K grouping columns takes several seconds
> ----------------------------------------------------------------------
>
> Key: IMPALA-5296
> URL: https://issues.apache.org/jira/browse/IMPALA-5296
> Project: IMPALA
> Issue Type: Improvement
> Components: Backend
> Affects Versions: Impala 2.9.0
> Reporter: Mostafa Mokhtar
> Priority: Major
> Labels: codegen
> Attachments: codegen-widetable-profile.txt, wide_parquet_1000_small_data.0.parq
>
>
> Parquet file for sample data attached.
> From the query profile
> {code}
> CodeGen:(Total: 3m6s, non-child: 3m6s, % non-child: 100.00%)
> - CodegenTime: 73.408ms
> - CompileTime: 48s511ms
> - LoadTime: 0.000ns
> - ModuleBitcodeSize: 1.98 MB (2074600)
> - NumFunctions: 2.07K (2066)
> - NumInstructions: 104.95K (104948)
> - OptimizationTime: 2m17s
> - PeakMemoryUsage: 51.24 MB (53733376)
> - PrepareTime: 18.414ms
> AGGREGATION_NODE (id=2):(Total: 3s413ms, non-child: 408.959us, % non-child: 0.01%)
> - BuildTime: 775.000ns
> - GetResultsTime: 0.000ns
> - HTResizeTime: 0.000ns
> - HashBuckets: 0 (0)
> - LargestPartitionPercent: 0 (0)
> - MaxPartitionLevel: 0 (0)
> - NumRepartitions: 0 (0)
> - PartitionsCreated: 0 (0)
> - PeakMemoryUsage: 16.00 KB (16384)
> - RowsRepartitioned: 0 (0)
> - RowsReturned: 1 (1)
> - RowsReturnedRate: 0
> {code}
> Query used to repro
> {code}
> select count(*) from (select distinct * from wide_parquet_1000_small where l_orderkey = 10) a
> {code}
> Hot functions from Perf
> {code}
> Samples: 2M of event 'cycles', Event count (approx.): 1538632554190
> + 6.09% 6.07% impalad impalad [.] llvm::ScalarEvolution::hasâ—†
> + 5.75% 0.00% impalad [unknown] [.] 0000000000000000
> + 5.46% 0.00% impalad [unknown] [.] 0x00007f8dfe242120
> + 5.21% 0.00% impalad [unknown] [.] 0x00007f8e5e13ea20
> + 4.31% 0.00% impalad [unknown] [.] 0x00007f8e5e13e8e8
> + 4.31% 0.00% init [kernel.kallsyms] [k] start_secondary
> + 4.30% 0.02% init [kernel.kallsyms] [k] cpu_idle
> + 4.03% 0.00% impalad [unknown] [.] 0x00007f8dfe241fe8
> + 3.79% 3.77% impalad impalad [.] llvm::Use::getImpliedUser(
> + 3.65% 0.02% init [kernel.kallsyms] [k] cpuidle_idle_call
> + 3.26% 2.78% impalad impalad [.] llvm::MemoryDependenceAnal
> + 3.17% 3.15% impalad impalad [.] llvm::SmallPtrSetImplBase:
> + 2.56% 2.52% impalad impalad [.] llvm::ScalarEvolution::get
> + 2.51% 0.00% impalad [kernel.kallsyms] [k] system_call_fastpath
> + 2.20% 2.19% impalad impalad [.] llvm::SmallPtrSetImplBase:
> + 2.17% 2.17% impalad impalad [.] llvm::MemoryDependenceAnal
> + 2.06% 2.04% impalad impalad [.] llvm::AssumptionCache::sca
> + 1.97% 0.38% impalad [kernel.kallsyms] [k] page_fault
> + 1.95% 1.91% impalad impalad [.] llvm::BasicAAResult::alias
> + 1.93% 1.88% impalad impalad [.] llvm::ScalarEvolution::For
> + 1.91% 1.84% init [kernel.kallsyms] [k] intel_idle
> + 1.78% 1.77% impalad impalad [.] llvm::Attribute::hasAttrib
> + 1.72% 0.72% impalad impalad [.] operator delete[](void*, s
> + 1.71% 1.71% impalad impalad [.] llvm::BasicAAResult::alias
> + 1.69% 1.02% impalad impalad [.] operator new[](unsigned lo
> + 1.67% 1.67% impalad impalad [.] LZ4_compress_fast_extState
> + 1.60% 0.00% impalad [unknown] [.] 0x2000000000000001
> + 1.59% 0.01% impalad [kernel.kallsyms] [k] do_page_fault
> + 1.58% 0.03% impalad [kernel.kallsyms] [k] __do_page_fault
> + 1.58% 1.53% impalad impalad [.] llvm::ScalarEvolution::for
> + 1.55% 0.00% impalad [unknown] [.] 0x0000000000000001
> + 1.45% 0.05% impalad [kernel.kallsyms] [k] handle_mm_fault
> + 1.43% 1.35% impalad impalad [.] llvm::MemoryDependenceAnal
> + 1.40% 0.04% impalad [kernel.kallsyms] [k] handle_pte_fault
> + 1.35% 0.37% impalad libc-2.12.so [.] __memset_sse2
> + 1.29% 0.00% init [kernel.kallsyms] [k] irq_exit
> + 1.27% 1.26% impalad impalad [.] llvm::Value::stripPointerC
> + 1.25% 1.25% impalad impalad [.] llvm::LiveVariables::addNe
> + 1.23% 0.00% init [kernel.kallsyms] [k] do_softirq
> + 1.23% 0.00% init [kernel.kallsyms] [k] call_softirq
> + 1.22% 0.01% init [kernel.kallsyms] [k] __do_softirq
> + 1.18% 1.18% impalad impalad [.] llvm::AttributeSet::getAtt
> + 1.15% 0.59% impalad impalad [.] tcmalloc::ThreadCache::Rel
> + 1.07% 0.00% impalad [unknown] [.] 0x00007f8d3814b960
> + 1.07% 0.00% impalad [unknown] [.] 0x00007f8d3774a960
> + 1.05% 1.05% impalad impalad [.] llvm::AttributeSetNode::ha
> + 1.04% 0.00% impalad [unknown] [.] 0x00007f8dfe242138
> {code}
> DDL
> {code}
> CREATE TABLE scan_primitives_tpch_3tb.wide_parquet_1000_small (
> l_orderkey BIGINT,
> l_partkey BIGINT,
> l_suppkey BIGINT,
> l_linenumber BIGINT,
> l_quantity DOUBLE,
> l_extendedprice DOUBLE,
> l_discount DOUBLE,
> l_tax DOUBLE,
> l_returnflag STRING,
> l_linestatus STRING,
> l_commitdate STRING,
> l_receiptdate STRING,
> l_shipinstruct STRING,
> l_shipmode STRING,
> l_comment STRING,
> l_shipdate STRING,
> c1 STRING,
> c2 STRING,
> c3 STRING,
> c4 STRING,
> c5 STRING,
> c6 STRING,
> c7 STRING,
> c8 STRING,
> c9 STRING,
> c10 STRING,
> c11 STRING,
> c12 STRING,
> c13 STRING,
> c14 STRING,
> c15 STRING,
> c16 STRING,
> c17 STRING,
> c18 STRING,
> c19 STRING,
> c20 STRING,
> c21 STRING,
> c22 STRING,
> c23 STRING,
> c24 STRING,
> c25 STRING,
> c26 STRING,
> c27 STRING,
> c28 STRING,
> c29 STRING,
> c30 STRING,
> c31 STRING,
> c32 STRING,
> c33 STRING,
> c34 STRING,
> c35 STRING,
> c36 STRING,
> c37 STRING,
> c38 STRING,
> c39 STRING,
> c40 STRING,
> c41 STRING,
> c42 STRING,
> c43 STRING,
> c44 STRING,
> c45 STRING,
> c46 STRING,
> c47 STRING,
> c48 STRING,
> c49 STRING,
> c50 STRING,
> c51 STRING,
> c52 STRING,
> c53 STRING,
> c54 STRING,
> c55 STRING,
> c56 STRING,
> c57 STRING,
> c58 STRING,
> c59 STRING,
> c60 STRING,
> c61 STRING,
> c62 STRING,
> c63 STRING,
> c64 STRING,
> c65 STRING,
> c66 STRING,
> c67 STRING,
> c68 STRING,
> c69 STRING,
> c70 STRING,
> c71 STRING,
> c72 STRING,
> c73 STRING,
> c74 STRING,
> c75 STRING,
> c76 STRING,
> c77 STRING,
> c78 STRING,
> c79 STRING,
> c80 STRING,
> c81 STRING,
> c82 STRING,
> c83 STRING,
> c84 STRING,
> c85 STRING,
> c86 STRING,
> c87 STRING,
> c88 STRING,
> c89 STRING,
> c90 STRING,
> c91 STRING,
> c92 STRING,
> c93 STRING,
> c94 STRING,
> c95 STRING,
> c96 STRING,
> c97 STRING,
> c98 STRING,
> c99 STRING,
> c100 STRING,
> c101 STRING,
> c102 STRING,
> c103 STRING,
> c104 STRING,
> c105 STRING,
> c106 STRING,
> c107 STRING,
> c108 STRING,
> c109 STRING,
> c110 STRING,
> c111 STRING,
> c112 STRING,
> c113 STRING,
> c114 STRING,
> c115 STRING,
> c116 STRING,
> c117 STRING,
> c118 STRING,
> c119 STRING,
> c120 STRING,
> c121 STRING,
> c122 STRING,
> c123 STRING,
> c124 STRING,
> c125 STRING,
> c126 STRING,
> c127 STRING,
> c128 STRING,
> c129 STRING,
> c130 STRING,
> c131 STRING,
> c132 STRING,
> c133 STRING,
> c134 STRING,
> c135 STRING,
> c136 STRING,
> c137 STRING,
> c138 STRING,
> c139 STRING,
> c140 STRING,
> c141 STRING,
> c142 STRING,
> c143 STRING,
> c144 STRING,
> c145 STRING,
> c146 STRING,
> c147 STRING,
> c148 STRING,
> c149 STRING,
> c150 STRING,
> c151 STRING,
> c152 STRING,
> c153 STRING,
> c154 STRING,
> c155 STRING,
> c156 STRING,
> c157 STRING,
> c158 STRING,
> c159 STRING,
> c160 STRING,
> c161 STRING,
> c162 STRING,
> c163 STRING,
> c164 STRING,
> c165 STRING,
> c166 STRING,
> c167 STRING,
> c168 STRING,
> c169 STRING,
> c170 STRING,
> c171 STRING,
> c172 STRING,
> c173 STRING,
> c174 STRING,
> c175 STRING,
> c176 STRING,
> c177 STRING,
> c178 STRING,
> c179 STRING,
> c180 STRING,
> c181 STRING,
> c182 STRING,
> c183 STRING,
> c184 STRING,
> c185 STRING,
> c186 STRING,
> c187 STRING,
> c188 STRING,
> c189 STRING,
> c190 STRING,
> c191 STRING,
> c192 STRING,
> c193 STRING,
> c194 STRING,
> c195 STRING,
> c196 STRING,
> c197 STRING,
> c198 STRING,
> c199 STRING,
> c200 STRING,
> c201 STRING,
> c202 STRING,
> c203 STRING,
> c204 STRING,
> c205 STRING,
> c206 STRING,
> c207 STRING,
> c208 STRING,
> c209 STRING,
> c210 STRING,
> c211 STRING,
> c212 STRING,
> c213 STRING,
> c214 STRING,
> c215 STRING,
> c216 STRING,
> c217 STRING,
> c218 STRING,
> c219 STRING,
> c220 STRING,
> c221 STRING,
> c222 STRING,
> c223 STRING,
> c224 STRING,
> c225 STRING,
> c226 STRING,
> c227 STRING,
> c228 STRING,
> c229 STRING,
> c230 STRING,
> c231 STRING,
> c232 STRING,
> c233 STRING,
> c234 STRING,
> c235 STRING,
> c236 STRING,
> c237 STRING,
> c238 STRING,
> c239 STRING,
> c240 STRING,
> c241 STRING,
> c242 STRING,
> c243 STRING,
> c244 STRING,
> c245 STRING,
> c246 STRING,
> c247 STRING,
> c248 STRING,
> c249 STRING,
> c250 STRING,
> c251 STRING,
> c252 STRING,
> c253 STRING,
> c254 STRING,
> c255 STRING,
> c256 STRING,
> c257 STRING,
> c258 STRING,
> c259 STRING,
> c260 STRING,
> c261 STRING,
> c262 STRING,
> c263 STRING,
> c264 STRING,
> c265 STRING,
> c266 STRING,
> c267 STRING,
> c268 STRING,
> c269 STRING,
> c270 STRING,
> c271 STRING,
> c272 STRING,
> c273 STRING,
> c274 STRING,
> c275 STRING,
> c276 STRING,
> c277 STRING,
> c278 STRING,
> c279 STRING,
> c280 STRING,
> c281 STRING,
> c282 STRING,
> c283 STRING,
> c284 STRING,
> c285 STRING,
> c286 STRING,
> c287 STRING,
> c288 STRING,
> c289 STRING,
> c290 STRING,
> c291 STRING,
> c292 STRING,
> c293 STRING,
> c294 STRING,
> c295 STRING,
> c296 STRING,
> c297 STRING,
> c298 STRING,
> c299 STRING,
> c300 STRING,
> c301 STRING,
> c302 STRING,
> c303 STRING,
> c304 STRING,
> c305 STRING,
> c306 STRING,
> c307 STRING,
> c308 STRING,
> c309 STRING,
> c310 STRING,
> c311 STRING,
> c312 STRING,
> c313 STRING,
> c314 STRING,
> c315 STRING,
> c316 STRING,
> c317 STRING,
> c318 STRING,
> c319 STRING,
> c320 STRING,
> c321 STRING,
> c322 STRING,
> c323 STRING,
> c324 STRING,
> c325 STRING,
> c326 STRING,
> c327 STRING,
> c328 STRING,
> c329 STRING,
> c330 STRING,
> c331 STRING,
> c332 STRING,
> c333 STRING,
> c334 STRING,
> c335 STRING,
> c336 STRING,
> c337 STRING,
> c338 STRING,
> c339 STRING,
> c340 STRING,
> c341 STRING,
> c342 STRING,
> c343 STRING,
> c344 STRING,
> c345 STRING,
> c346 STRING,
> c347 STRING,
> c348 STRING,
> c349 STRING,
> c350 STRING,
> c351 STRING,
> c352 STRING,
> c353 STRING,
> c354 STRING,
> c355 STRING,
> c356 STRING,
> c357 STRING,
> c358 STRING,
> c359 STRING,
> c360 STRING,
> c361 STRING,
> c362 STRING,
> c363 STRING,
> c364 STRING,
> c365 STRING,
> c366 STRING,
> c367 STRING,
> c368 STRING,
> c369 STRING,
> c370 STRING,
> c371 STRING,
> c372 STRING,
> c373 STRING,
> c374 STRING,
> c375 STRING,
> c376 STRING,
> c377 STRING,
> c378 STRING,
> c379 STRING,
> c380 STRING,
> c381 STRING,
> c382 STRING,
> c383 STRING,
> c384 STRING,
> c385 STRING,
> c386 STRING,
> c387 STRING,
> c388 STRING,
> c389 STRING,
> c390 STRING,
> c391 STRING,
> c392 STRING,
> c393 STRING,
> c394 STRING,
> c395 STRING,
> c396 STRING,
> c397 STRING,
> c398 STRING,
> c399 STRING,
> c400 STRING,
> c401 STRING,
> c402 STRING,
> c403 STRING,
> c404 STRING,
> c405 STRING,
> c406 STRING,
> c407 STRING,
> c408 STRING,
> c409 STRING,
> c410 STRING,
> c411 STRING,
> c412 STRING,
> c413 STRING,
> c414 STRING,
> c415 STRING,
> c416 STRING,
> c417 STRING,
> c418 STRING,
> c419 STRING,
> c420 STRING,
> c421 STRING,
> c422 STRING,
> c423 STRING,
> c424 STRING,
> c425 STRING,
> c426 STRING,
> c427 STRING,
> c428 STRING,
> c429 STRING,
> c430 STRING,
> c431 STRING,
> c432 STRING,
> c433 STRING,
> c434 STRING,
> c435 STRING,
> c436 STRING,
> c437 STRING,
> c438 STRING,
> c439 STRING,
> c440 STRING,
> c441 STRING,
> c442 STRING,
> c443 STRING,
> c444 STRING,
> c445 STRING,
> c446 STRING,
> c447 STRING,
> c448 STRING,
> c449 STRING,
> c450 STRING,
> c451 STRING,
> c452 STRING,
> c453 STRING,
> c454 STRING,
> c455 STRING,
> c456 STRING,
> c457 STRING,
> c458 STRING,
> c459 STRING,
> c460 STRING,
> c461 STRING,
> c462 STRING,
> c463 STRING,
> c464 STRING,
> c465 STRING,
> c466 STRING,
> c467 STRING,
> c468 STRING,
> c469 STRING,
> c470 STRING,
> c471 STRING,
> c472 STRING,
> c473 STRING,
> c474 STRING,
> c475 STRING,
> c476 STRING,
> c477 STRING,
> c478 STRING,
> c479 STRING,
> c480 STRING,
> c481 STRING,
> c482 STRING,
> c483 STRING,
> c484 STRING,
> c485 STRING,
> c486 STRING,
> c487 STRING,
> c488 STRING,
> c489 STRING,
> c490 STRING,
> c491 STRING,
> c492 STRING,
> c493 STRING,
> c494 STRING,
> c495 STRING,
> c496 STRING,
> c497 STRING,
> c498 STRING,
> c499 STRING,
> c500 STRING,
> c501 STRING,
> c502 STRING,
> c503 STRING,
> c504 STRING,
> c505 STRING,
> c506 STRING,
> c507 STRING,
> c508 STRING,
> c509 STRING,
> c510 STRING,
> c511 STRING,
> c512 STRING,
> c513 STRING,
> c514 STRING,
> c515 STRING,
> c516 STRING,
> c517 STRING,
> c518 STRING,
> c519 STRING,
> c520 STRING,
> c521 STRING,
> c522 STRING,
> c523 STRING,
> c524 STRING,
> c525 STRING,
> c526 STRING,
> c527 STRING,
> c528 STRING,
> c529 STRING,
> c530 STRING,
> c531 STRING,
> c532 STRING,
> c533 STRING,
> c534 STRING,
> c535 STRING,
> c536 STRING,
> c537 STRING,
> c538 STRING,
> c539 STRING,
> c540 STRING,
> c541 STRING,
> c542 STRING,
> c543 STRING,
> c544 STRING,
> c545 STRING,
> c546 STRING,
> c547 STRING,
> c548 STRING,
> c549 STRING,
> c550 STRING,
> c551 STRING,
> c552 STRING,
> c553 STRING,
> c554 STRING,
> c555 STRING,
> c556 STRING,
> c557 STRING,
> c558 STRING,
> c559 STRING,
> c560 STRING,
> c561 STRING,
> c562 STRING,
> c563 STRING,
> c564 STRING,
> c565 STRING,
> c566 STRING,
> c567 STRING,
> c568 STRING,
> c569 STRING,
> c570 STRING,
> c571 STRING,
> c572 STRING,
> c573 STRING,
> c574 STRING,
> c575 STRING,
> c576 STRING,
> c577 STRING,
> c578 STRING,
> c579 STRING,
> c580 STRING,
> c581 STRING,
> c582 STRING,
> c583 STRING,
> c584 STRING,
> c585 STRING,
> c586 STRING,
> c587 STRING,
> c588 STRING,
> c589 STRING,
> c590 STRING,
> c591 STRING,
> c592 STRING,
> c593 STRING,
> c594 STRING,
> c595 STRING,
> c596 STRING,
> c597 STRING,
> c598 STRING,
> c599 STRING,
> c600 STRING,
> c601 STRING,
> c602 STRING,
> c603 STRING,
> c604 STRING,
> c605 STRING,
> c606 STRING,
> c607 STRING,
> c608 STRING,
> c609 STRING,
> c610 STRING,
> c611 STRING,
> c612 STRING,
> c613 STRING,
> c614 STRING,
> c615 STRING,
> c616 STRING,
> c617 STRING,
> c618 STRING,
> c619 STRING,
> c620 STRING,
> c621 STRING,
> c622 STRING,
> c623 STRING,
> c624 STRING,
> c625 STRING,
> c626 STRING,
> c627 STRING,
> c628 STRING,
> c629 STRING,
> c630 STRING,
> c631 STRING,
> c632 STRING,
> c633 STRING,
> c634 STRING,
> c635 STRING,
> c636 STRING,
> c637 STRING,
> c638 STRING,
> c639 STRING,
> c640 STRING,
> c641 STRING,
> c642 STRING,
> c643 STRING,
> c644 STRING,
> c645 STRING,
> c646 STRING,
> c647 STRING,
> c648 STRING,
> c649 STRING,
> c650 STRING,
> c651 STRING,
> c652 STRING,
> c653 STRING,
> c654 STRING,
> c655 STRING,
> c656 STRING,
> c657 STRING,
> c658 STRING,
> c659 STRING,
> c660 STRING,
> c661 STRING,
> c662 STRING,
> c663 STRING,
> c664 STRING,
> c665 STRING,
> c666 STRING,
> c667 STRING,
> c668 STRING,
> c669 STRING,
> c670 STRING,
> c671 STRING,
> c672 STRING,
> c673 STRING,
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> c675 STRING,
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> c680 STRING,
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> c682 STRING,
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> c684 STRING,
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> c686 STRING,
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> c690 STRING,
> c691 STRING,
> c692 STRING,
> c693 STRING,
> c694 STRING,
> c695 STRING,
> c696 STRING,
> c697 STRING,
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> c699 STRING,
> c700 STRING,
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> c706 STRING,
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> c713 STRING,
> c714 STRING,
> c715 STRING,
> c716 STRING,
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> c757 STRING,
> c758 STRING,
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> c760 STRING,
> c761 STRING,
> c762 STRING,
> c763 STRING,
> c764 STRING,
> c765 STRING,
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> c767 STRING,
> c768 STRING,
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> c770 STRING,
> c771 STRING,
> c772 STRING,
> c773 STRING,
> c774 STRING,
> c775 STRING,
> c776 STRING,
> c777 STRING,
> c778 STRING,
> c779 STRING,
> c780 STRING,
> c781 STRING,
> c782 STRING,
> c783 STRING,
> c784 STRING,
> c785 STRING,
> c786 STRING,
> c787 STRING,
> c788 STRING,
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> c790 STRING,
> c791 STRING,
> c792 STRING,
> c793 STRING,
> c794 STRING,
> c795 STRING,
> c796 STRING,
> c797 STRING,
> c798 STRING,
> c799 STRING,
> c800 STRING,
> c801 STRING,
> c802 STRING,
> c803 STRING,
> c804 STRING,
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> c806 STRING,
> c807 STRING,
> c808 STRING,
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> c835 STRING,
> c836 STRING,
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> c838 STRING,
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> c841 STRING,
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> c844 STRING,
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> c891 STRING,
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> c929 STRING,
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> c932 STRING,
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> c934 STRING,
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> c958 STRING,
> c959 STRING,
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> c962 STRING,
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> c969 STRING,
> c970 STRING,
> c971 STRING,
> c972 STRING,
> c973 STRING,
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> c975 STRING,
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> c977 STRING,
> c978 STRING,
> c979 STRING,
> c980 STRING,
> c981 STRING,
> c982 STRING,
> c983 STRING,
> c984 STRING,
> c985 STRING,
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> c987 STRING,
> c988 STRING,
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> c991 STRING,
> c992 STRING,
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> c994 STRING,
> c995 STRING,
> c996 STRING,
> c997 STRING,
> c998 STRING,
> c999 STRING,
> c1000 STRING
> )
> STORED AS PARQUET
> LOCATION '/user/hive/warehouse/scan_primitives_tpch_3tb.db/wide_parquet_1000_small'
> {code}
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