From 3d6134c05d22b313ef98413fc7c79d7820755901 Mon Sep 17 00:00:00 2001
From: Morten Andersen <dev@accel.dk>
Date: Sun, 24 Mar 2024 21:41:53 +0100
Subject: [PATCH] SQL notes

---
 programming/README.md        |  1 +
 programming/java/README.md   |  5 +++++
 programming/sdkman/README.md |  3 ++-
 programming/sql/README.md    | 21 +++++++++++++++++++++
 4 files changed, 29 insertions(+), 1 deletion(-)
 create mode 100644 programming/sql/README.md

diff --git a/programming/README.md b/programming/README.md
index 8ebc629..64dcc97 100644
--- a/programming/README.md
+++ b/programming/README.md
@@ -2,6 +2,7 @@
 
 * [Java](./java)
 * [Kotlin](./kotlin)
+* [SQL](./sql)
 * [JavaScript, TypeScript and Node.js](./javascript)
 * [R Statistical Language](./rscript), which I used in my Master Thesis for generating a large number of graphs programmatically
 * [Go notes](./go)
diff --git a/programming/java/README.md b/programming/java/README.md
index ac43f59..f00179c 100644
--- a/programming/java/README.md
+++ b/programming/java/README.md
@@ -18,6 +18,11 @@
   * 🔗 [GraalVM](https://www.graalvm.org/)
   * 🔗 [TornadoVM](https://www.tornadovm.org/)
 
+### Java Performance Tools
+
+* [JMH - Java Microbenchmark Harness](https://github.com/openjdk/jmh) for microbenchmarking
+* [jHiccup](https://www.azul.com/products/components/jhiccup/) for measuring JVM pauses due to GC
+
 ### Versions
 
 * LTS version every 3 years.
diff --git a/programming/sdkman/README.md b/programming/sdkman/README.md
index 850e3a4..7d7e4b6 100644
--- a/programming/sdkman/README.md
+++ b/programming/sdkman/README.md
@@ -2,11 +2,12 @@
 
 * [Software Development Kit Manager - SDKMAN](https://sdkman.io/)
 
-#### CLI
+#### CLI [Usage](https://sdkman.io/usage)
 
 * `sdk`
 * `sdk selfupdate` - update itself.
 * `sdk update` - refresh list of software
+* `sdk current` - list all currently enabled candidates and versions
 * `sdk list <candidate>` - list versions for a candidate
   * e.g. `sdk list java`
 * `sdk use <candidate> <version>` - use a specific version in the current shell.
diff --git a/programming/sql/README.md b/programming/sql/README.md
new file mode 100644
index 0000000..674f0a9
--- /dev/null
+++ b/programming/sql/README.md
@@ -0,0 +1,21 @@
+### SQL
+
+#### General Resources
+
+* [Vlad Mihalcea](https://vladmihalcea.com/) on all things Java Persistence (MySQL, PostgreSQL, Hibernate, etc.)
+  * [SQL Tutorials](https://vladmihalcea.com/tutorials/sql/)
+  * [TSID – Time-Sorted Unique Identifiers](https://vladmihalcea.com/uuid-database-primary-key/) much more efficient than using UUIDs
+    * [TSID Generator](https://github.com/vladmihalcea/hypersistence-tsid) a Java library for generating TSIDs
+  * [Audit logging using triggers With MySQL](https://vladmihalcea.com/mysql-audit-logging-triggers/) record all changes to a table in a "history"/"audit" table
+
+#### MySQL
+
+##### Table Partitioning
+
+* [Table partitioning in MySQL 8: A Practical Guide](https://www.slingacademy.com/article/table-partitioning-in-mysql-8-a-practical-guide/)
+* [Table partitioning with Spring and Hibernate](https://vladmihalcea.com/table-partitioning-spring-hibernate/)
+
+#### Java / Kotlin / JDBC
+
+* [HikaryCP](https://github.com/brettwooldridge/HikariCP) lightweight JDBC connection pool.
+* [JetBrains Exposed](https://github.com/JetBrains/Exposed) ORM for Kotlin