Mujtaba Chohan created PHOENIX-3853:
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Summary: Local Index - Writes to local index are twice as slow as
global and get exponentially slower with PHOENIX-3827_v2 patch
Key: PHOENIX-3853
URL: https://issues.apache.org/jira/browse/PHOENIX-3853
Project: Phoenix
Issue Type: Bug
Affects Versions: 4.10.0
Environment: HBase 1.3.1 4GB heap in local mode
Reporter: Mujtaba Chohan
Fix For: 4.11.0
HBase 1.3.1 with head of Phoenix 4.x with/without PHOENIX-3827 v2 patch
applied. This is with immutable non-covered local/global index on a single
column.
!batch_time.png!
| Batch Size | Local Index with PHOENIX-3827_v2 patch (sec)| Local Index
without PHOENIX-3827_v2.patch (sec)| Global (sec)|
| 100 | 0.02 | 0.03 | 0.013 |
| 1000 | 0.3 | 0.3 | 0.13 |
| 10000 | 4.3 | 2.6 | 1.3 |
| 12500 | 8.1 | 3 | 1.6 |
| 15000 | 13.3 | 3.1 | 1.9 |
Schema and index
{noformat}
CREATE TABLE IF NOT EXISTS T (OID CHAR(15) NOT NULL, PKP CHAR(3) NOT NULL, PIH
CHAR(15) NOT NULL, FD DATE NOT NULL, SB CHAR(15) NOT NULL, BJ CHAR(15), JR
VARCHAR, FIELD VARCHAR, YM VARCHAR, WN VARCHAR, LG VARCHAR, XHJ VARCHAR, HF
VARCHAR, GA VARCHAR, MX VARCHAR, NZ DECIMAL, JV DECIMAL, AG DATE, KV DATE, JK
VARCHAR, DK VARCHAR, EU DATE, OE VARCHAR, DV INTEGER, IK VARCHAR CONSTRAINT PK
PRIMARY KEY ( OID, PKP, PIH, FD DESC, SB )) VERSIONS=1,IMMUTABLE_ROWS=true
CREATE INDEX IF NOT EXISTS IDXT ON T (JV)
{noformat}
Data CSV
https://expirebox.com/download/1cea73af1831b5193f0539d6e3442292.html
[~rajeshbabu], [~lhofhansl], [~jamestaylor]
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