Unit Test Your Database! - PGCon

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Use the VCS, Luke Just modify deploy scripts directly Requirement: Change must be idempotent Same result no matter how often applied CREATE OR REPLACE FUNCTION is idempotent
Use the VCS, Luke Just modify deploy scripts directly Requirement: Change must be idempotent Same result no matter how often applied CREATE OR REPLACE FUNCTION is idempotent So change procedures in place!
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Simple SQL Change Management with S
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Whats Wrong with Migrations? Incomp
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Whats Wrong with Migrations? Incomp
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What about SQL Migrations? Incomple
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What about SQL Migrations? ——
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Imagine this Change
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Imagine this Change > git diff dif
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Not So Much Paste entire function t
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What about Liquibase? filename
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What about Liquibase? Wha
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depesz’s Versioning?
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depesz’s Versioning? https://gith
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Sq—what? SQL changes
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Sq—what? SQitch
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Sqitch Philosophy
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Sqitch Philosophy No opinions Nativ
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Sqitch Philosophy Reduced duplicati
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Sqitch Terminology step
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Sqitch Terminology step tag plan
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Sqitch Terminology step tag plan de
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Caveats
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Caveats Under heavy development v0.
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Caveats Under heavy development v0.
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How it Works
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How it Works > mkdir flipr > cd
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sqitch.conf [core] engine = pg #
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Add User Config
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Add User Config > sqitch config
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~/.sqitch/sqitch.conf [core "pg"]
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Make It So
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First Deployment
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First Deployment > sqitch add-
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sql/deploy/appuser.sql -‐-‐
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First Deployment > sqitch add-
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sql/revert/appuser.sql -‐-‐
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Make it So!
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Make it So! > createdb flipr_test
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Make it So! > createdb flipr_test
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How’s it Look?
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How’s it Look? > sqitch -‐d
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How’s it Look? > sqitch -‐d
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Go Back > sqitch -‐-‐db-
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Go Back > sqitch -‐-‐db-
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What’s The Status?
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What’s The Status? > sqitch -
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History > sqitch -‐d flipr_t
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History > sqitch -‐d flipr_t
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Commit It! > git add . > git c
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Commit It! > git add . > git c
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Status Update
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Save My Fingers
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Save My Fingers > sqitch config
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Dependencies! > sqitch add-‐s
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sql/deploy/users.sql -‐-‐
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sql/revert/users -‐-‐ Reve
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Make Users
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Make Users > sqitch deploy -
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Status Update
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Status Update > sqitch status #
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Check in and Deploy
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Check in and Deploy > git add .
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Up to Date > sqitch status -
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Up to Date > sqitch status -
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A Twofer > sqitch add-‐step
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A Twofer > sqitch add-‐step i
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sql/deploy/ insert_user.sql -‐-
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sql/deploy/ change_pass.sql -‐-
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Deploy Functions
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Deploy Functions > sqitch deploy
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Commit It sqitch revert --to HEAD
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Commit It sqitch revert --to HEAD g
Page 168 and 169: Stage It
Page 170 and 171: Stage It > git tag v1.0.0-‐d
Page 172 and 173: Stage It > git tag v1.0.0-‐d
Page 174 and 175: Stage Status? > sqitch -‐-
Page 176 and 177: Distribution Bundling Bundle plan +
Page 182 and 183: Ship It!
Page 184 and 185: Ship It! > sqitch bundle -‐-
Page 186 and 187: Ship It! > sqitch bundle -‐-
Page 188 and 189: The Plan, Man [v1.0.0-‐dev1] ap
Page 190 and 191: Kick the Tires > cd bundle > cre
Page 192 and 193: Ch-Check it Out
Page 194 and 195: Ch-Check it Out > sqitch -‐-
Page 196 and 197: Ruh-Roh > psql -‐d flipr_tes
Page 198 and 199: Add pgcrypto
Page 200 and 201: Add pgcrypto > sqitch add-‐st
Page 202 and 203: ssql/deploy/pgcrypto.sql -‐-
Page 204 and 205: How to Modify? Copy insert_user.sql
Page 211 and 212: git diff HEAD^ diff -‐-‐
Page 213 and 214: Use the VCS, Luke
Page 215 and 216: Use the VCS, Luke Just modify deplo
Page 217: Use the VCS, Luke Just modify deplo
Page 221 and 222: What’s the Diff? > diff -‐u
Page 223 and 224: What’s the Diff? > diff -‐u
Page 225 and 226: Send it Up! > sqitch deploy -
Page 227 and 228: Send it Up! > sqitch deploy -
Page 229 and 230: Can We Go Back? > sqitch revert -
Page 231 and 232: What About Bundling?
Page 233 and 234: What About Bundling? > git tag v
Page 235 and 236: What About Bundling? > git tag v
Page 237 and 238: Make it So
Page 239 and 240: Make it So > cd bundle > sqitch
Page 241 and 242: Other Commands
Page 243 and 244: Other Commands log - Like git log c
Page 245 and 246: Other Commands log - Like git log c
Page 247 and 248: Current Status Working on it full t
Page 253 and 254: http://sqitch.org/ Fork It
Page 255 and 256: Fork It http://sqitch.org/ https://
Page 257 and 258: Fork It http://sqitch.org/ https://
Page 259 and 260: Thank you.
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Unit Test Your Database! - PGCon

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