Apache Spark 2.0: Faster, Easier, and SmarterDatabricks
In this webcast, Reynold Xin from Databricks will be speaking about Apache Spark's new 2.0 major release.
The major themes for Spark 2.0 are:
- Unified APIs: Emphasis on building up higher level APIs including the merging of DataFrame and Dataset APIs
- Structured Streaming: Simplify streaming by building continuous applications on top of DataFrames allow us to unify streaming, interactive, and batch queries.
- Tungsten Phase 2: Speed up Apache Spark by 10X
This is first part of Spark 2 new features overview
This topic covers API changes; Structured Streaming; Encoders; Memory Management in Spark; Tungsten issues; Catalyst features)
Apache Spark 2.0: Faster, Easier, and SmarterDatabricks
In this webcast, Reynold Xin from Databricks will be speaking about Apache Spark's new 2.0 major release.
The major themes for Spark 2.0 are:
- Unified APIs: Emphasis on building up higher level APIs including the merging of DataFrame and Dataset APIs
- Structured Streaming: Simplify streaming by building continuous applications on top of DataFrames allow us to unify streaming, interactive, and batch queries.
- Tungsten Phase 2: Speed up Apache Spark by 10X
This is first part of Spark 2 new features overview
This topic covers API changes; Structured Streaming; Encoders; Memory Management in Spark; Tungsten issues; Catalyst features)
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10 Ways to Win at SlideShare SEO & Presentation OptimizationOneupweb
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5. Present Perfect Haber + past participle AR: -ado ER/IR: - ido True in past, will be true in present Action completed more recently To say “have done” or “have not done”
6. Present Perfect Irregulars Abrir - abierto Cubrir – cubierto Decir - dicho Escribir - escrito Hacer – hecho Morir - muerto Poner - puesto Resolver - resulto Romper - roto Ver - visto Volver – vuelto Ir - ido
7. Past Perfect When you have or had done something in the past Había Habías Había Habíamos Habían ^ + verb = past perfect
8. Perfect Subjunctive Shows action is completed with present / future tense verbs Haber + past participle Haya Hayas Haya Hayamos Hayan
9. Tanto y Tan Use “tan” or “tanto” and “…como” Tan = “as ____ as” Tanto = “as much ____ as” Tan -> adjectives, adverbs Tanto -> nouns, verbs, amounts
10. Impersonal Se Used to avoid specifying a subject Use the verb in the 3rd person “Se+verb+______”
11. Saber vs. Conocer Saber = facts Conocer = people, places, etc. “Yo se queestoymuriendo” “Yoconozeco el libro ‘Tess of the D’urbervilles’ esterible.”
12. Informal Commands Conjugation+: same as the usted form Conjugation-: drop ending, add opposite + ‘s’ TVDISHES -> irregular IOP / DOP – do not attach to negative, but throw it on to the positive Hablalo (+) / No lo hables (-)
13. Formal Commands Conjugation+: yo form -> opposite ending Conjugation-: yo form -> opposite ending Plural+-: add an ‘n’ to the end DOP/IOP: attach to affirmative, don’t with negative Hable (+) / no hablen (-)
14. Nosotros Commands Opposite endings of the ‘nosotros’ section Hablamos -> hablemos Mono verbs: Reflexives, drop the “s” and add the “nos” Hablemos -> Hablemonos
15. Subjunctive Conjugation: yo form -> add –o -> add opposite ending Used for opinion, uncertainty, possibility, and attitudes TVDISHES are irregular Use with expressions “que” subjunctive
16. Subjunctive Irregulars TVDISHES are irregular Dar -> dé, des, dé, demos Hay -> haya, hayas, hayan, hayamos Car, gar, zar’s: same as always
17. Trigger Phrases The impersonal expressions “Es buenoque” “Es maloque” Show desire, need, advice, etc. Expressions of emotions “Alegrarse de que..” “Sentirseque..” Show joy, sadness, fear, etc. Conjunctions of time “Cuando..” “Hastaque..” Habitual or in the past
18. Demonstrative Adjectives Este/esta – this Ese/esa – that Aquel/aquella – that (over there) Estos/estas – these Esos/esas – those Aquellos/aquellas – those (over there) Used to talk about which of what you’re talking about