From cc8646baff62d8725bd36164726a8405f29c0989 Mon Sep 17 00:00:00 2001
From: Nilstrieb <nilstrieb@gmail.com>
Date: Sun, 6 Jun 2021 14:55:24 +0200
Subject: [PATCH] sql

---
 Cargo.lock  | 699 +++++++++++++++++++++++++++++++++++++++++++++++++---
 Cargo.toml  |   3 +-
 src/main.rs |  23 +-
 3 files changed, 683 insertions(+), 42 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index b2c2dfd..f841489 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -12,7 +12,7 @@ dependencies = [
  "futures-sink",
  "log",
  "pin-project 0.4.28",
- "tokio",
+ "tokio 0.2.25",
  "tokio-util",
 ]
 
@@ -23,7 +23,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "177837a10863f15ba8d3ae3ec12fac1099099529ed20083a27fdfe247381d0dc"
 dependencies = [
  "actix-codec",
- "actix-rt",
+ "actix-rt 1.1.1",
  "actix-service",
  "actix-utils",
  "derive_more",
@@ -43,7 +43,7 @@ checksum = "452299e87817ae5673910e53c243484ca38be3828db819b6011736fc6982e874"
 dependencies = [
  "actix-codec",
  "actix-connect",
- "actix-rt",
+ "actix-rt 1.1.1",
  "actix-service",
  "actix-threadpool",
  "actix-utils",
@@ -72,7 +72,7 @@ dependencies = [
  "mime",
  "percent-encoding",
  "pin-project 1.0.7",
- "rand",
+ "rand 0.7.3",
  "regex",
  "serde",
  "serde_json",
@@ -117,7 +117,17 @@ dependencies = [
  "futures-channel",
  "futures-util",
  "smallvec",
- "tokio",
+ "tokio 0.2.25",
+]
+
+[[package]]
+name = "actix-rt"
+version = "2.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bc7d7cd957c9ed92288a7c3c96af81fa5291f65247a76a34dac7b6af74e52ba0"
+dependencies = [
+ "futures-core",
+ "tokio 1.6.1",
 ]
 
 [[package]]
@@ -127,13 +137,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "45407e6e672ca24784baa667c5d32ef109ccdd8d5e0b5ebb9ef8a67f4dfb708e"
 dependencies = [
  "actix-codec",
- "actix-rt",
+ "actix-rt 1.1.1",
  "actix-service",
  "actix-utils",
  "futures-channel",
  "futures-util",
  "log",
- "mio",
+ "mio 0.6.23",
  "mio-uds",
  "num_cpus",
  "slab",
@@ -157,7 +167,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "47239ca38799ab74ee6a8a94d1ce857014b2ac36f242f70f3f75a66f691e791c"
 dependencies = [
  "actix-macros",
- "actix-rt",
+ "actix-rt 1.1.1",
  "actix-server",
  "actix-service",
  "log",
@@ -198,7 +208,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2e9022dec56632d1d7979e59af14f0597a28a830a9c1c7fec8b2327eb9f16b5a"
 dependencies = [
  "actix-codec",
- "actix-rt",
+ "actix-rt 1.1.1",
  "actix-service",
  "bitflags",
  "bytes 0.5.6",
@@ -221,7 +231,7 @@ dependencies = [
  "actix-http",
  "actix-macros",
  "actix-router",
- "actix-rt",
+ "actix-rt 1.1.1",
  "actix-server",
  "actix-service",
  "actix-testing",
@@ -267,6 +277,17 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
 
+[[package]]
+name = "ahash"
+version = "0.7.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "43bb833f0bf979d8475d38fbf09ed3b8a55e1885fe93ad3f93239fc6a4f17b98"
+dependencies = [
+ "getrandom 0.2.3",
+ "once_cell",
+ "version_check",
+]
+
 [[package]]
 name = "aho-corasick"
 version = "0.7.18"
@@ -276,6 +297,12 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "arrayvec"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "23b62fc65de8e4e7f52534fb52b0f3ed04746ae267519eef2a83941e8085068b"
+
 [[package]]
 name = "async-trait"
 version = "0.1.50"
@@ -287,6 +314,15 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "atoi"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "616896e05fc0e2649463a93a15183c6a16bf03413a7af88ef1285ddedfa9cda5"
+dependencies = [
+ "num-traits",
+]
+
 [[package]]
 name = "autocfg"
 version = "1.0.1"
@@ -301,7 +337,7 @@ checksum = "b381e490e7b0cfc37ebc54079b0413d8093ef43d14a4e4747083f7fa47a9e691"
 dependencies = [
  "actix-codec",
  "actix-http",
- "actix-rt",
+ "actix-rt 1.1.1",
  "actix-service",
  "base64",
  "bytes 0.5.6",
@@ -311,7 +347,7 @@ dependencies = [
  "log",
  "mime",
  "percent-encoding",
- "rand",
+ "rand 0.7.3",
  "serde",
  "serde_json",
  "serde_urlencoded",
@@ -335,6 +371,18 @@ version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
 
+[[package]]
+name = "bitvec"
+version = "0.19.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8942c8d352ae1838c9dda0b0ca2ab657696ef2232a20147cf1b30ae1a9cb4321"
+dependencies = [
+ "funty",
+ "radium",
+ "tap",
+ "wyz",
+]
+
 [[package]]
 name = "block-buffer"
 version = "0.9.0"
@@ -364,6 +412,12 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "build_const"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b4ae4235e6dac0694637c763029ecea1a2ec9e4e06ec2729bd21ba4d9c863eb7"
+
 [[package]]
 name = "bumpalo"
 version = "3.7.0"
@@ -453,6 +507,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "crc"
+version = "1.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d663548de7f5cca343f1e0a48d14dcfb0e9eb4e079ec58883b7251539fa10aeb"
+dependencies = [
+ "build_const",
+]
+
 [[package]]
 name = "crc32fast"
 version = "1.2.1"
@@ -462,6 +525,46 @@ dependencies = [
  "cfg-if 1.0.0",
 ]
 
+[[package]]
+name = "crossbeam-channel"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "06ed27e177f16d65f0f0c22a213e17c696ace5dd64b14258b52f9417ccb52db4"
+dependencies = [
+ "cfg-if 1.0.0",
+ "crossbeam-utils",
+]
+
+[[package]]
+name = "crossbeam-queue"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9b10ddc024425c88c2ad148c1b0fd53f4c6d38db9697c9f1588381212fa657c9"
+dependencies = [
+ "cfg-if 1.0.0",
+ "crossbeam-utils",
+]
+
+[[package]]
+name = "crossbeam-utils"
+version = "0.8.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d82cfc11ce7f2c3faef78d8a684447b40d503d9681acebed6cb728d45940c4db"
+dependencies = [
+ "cfg-if 1.0.0",
+ "lazy_static",
+]
+
+[[package]]
+name = "crypto-mac"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4857fd85a0c34b3c3297875b747c1e02e06b6a0ea32dd892d8192b9ce0813ea6"
+dependencies = [
+ "generic-array",
+ "subtle",
+]
+
 [[package]]
 name = "derive_more"
 version = "0.99.14"
@@ -483,12 +586,38 @@ dependencies = [
  "generic-array",
 ]
 
+[[package]]
+name = "dirs"
+version = "3.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "30baa043103c9d0c2a57cf537cc2f35623889dc0d405e6c3cccfadbc81c71309"
+dependencies = [
+ "dirs-sys",
+]
+
+[[package]]
+name = "dirs-sys"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "03d86534ed367a67548dc68113a0f5db55432fdfbb6e6f9d77704397d95d5780"
+dependencies = [
+ "libc",
+ "redox_users",
+ "winapi 0.3.9",
+]
+
 [[package]]
 name = "discard"
 version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "212d0f5754cb6769937f4501cc0e67f4f4483c8d2c3e1e922ee9edbe4ab4c7c0"
 
+[[package]]
+name = "dotenv"
+version = "0.15.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77c90badedccf4105eca100756a0b1289e191f6fcbdadd3cee1d2f614f97da8f"
+
 [[package]]
 name = "either"
 version = "1.6.1"
@@ -560,6 +689,12 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
 
+[[package]]
+name = "funty"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fed34cd105917e91daa4da6b3728c47b068749d6a62c59811f06ed2ac71d9da7"
+
 [[package]]
 name = "futures"
 version = "0.3.15"
@@ -568,6 +703,7 @@ checksum = "0e7e43a803dae2fa37c1f6a8fe121e1f7bf9548b4dfc0522a42f34145dadfc27"
 dependencies = [
  "futures-channel",
  "futures-core",
+ "futures-executor",
  "futures-io",
  "futures-sink",
  "futures-task",
@@ -590,6 +726,17 @@ version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0402f765d8a89a26043b889b26ce3c4679d268fa6bb22cd7c6aad98340e179d1"
 
+[[package]]
+name = "futures-executor"
+version = "0.3.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "badaa6a909fac9e7236d0620a2f57f7664640c56575b71a7552fbd68deafab79"
+dependencies = [
+ "futures-core",
+ "futures-task",
+ "futures-util",
+]
+
 [[package]]
 name = "futures-io"
 version = "0.3.15"
@@ -669,7 +816,18 @@ checksum = "8fc3cb4d91f53b50155bdcfd23f6a4c39ae1969c2ae85982b135750cccaf5fce"
 dependencies = [
  "cfg-if 1.0.0",
  "libc",
- "wasi",
+ "wasi 0.9.0+wasi-snapshot-preview1",
+]
+
+[[package]]
+name = "getrandom"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7fcd999463524c52659517fe2cea98493cfe485d10565e7b0fb07dbba7ad2753"
+dependencies = [
+ "cfg-if 1.0.0",
+ "libc",
+ "wasi 0.10.2+wasi-snapshot-preview1",
 ]
 
 [[package]]
@@ -686,7 +844,7 @@ dependencies = [
  "http",
  "indexmap",
  "slab",
- "tokio",
+ "tokio 0.2.25",
  "tokio-util",
  "tracing",
  "tracing-futures",
@@ -698,6 +856,24 @@ version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d7afe4a420e3fe79967a00898cc1f4db7c8a49a9333a29f8a4bd76a253d5cd04"
 
+[[package]]
+name = "hashbrown"
+version = "0.11.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ab5ef0d4909ef3724cc8cce6ccc8572c5c817592e9285f5464f8e86f8bd3726e"
+dependencies = [
+ "ahash",
+]
+
+[[package]]
+name = "hashlink"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7249a3129cbc1ffccd74857f81464a323a152173cdb134e0fd81bc803b29facf"
+dependencies = [
+ "hashbrown 0.11.2",
+]
+
 [[package]]
 name = "heck"
 version = "0.3.3"
@@ -716,6 +892,22 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "hex"
+version = "0.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
+
+[[package]]
+name = "hmac"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c1441c6b1e930e2817404b5046f1f989899143a12bf92de603b69f4e0aee1e15"
+dependencies = [
+ "crypto-mac",
+ "digest",
+]
+
 [[package]]
 name = "hostname"
 version = "0.3.1"
@@ -762,7 +954,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "824845a0bf897a9042383849b02c1bc219c2383772efcd5c6f9766fa4b81aef3"
 dependencies = [
  "autocfg",
- "hashbrown",
+ "hashbrown 0.9.1",
 ]
 
 [[package]]
@@ -801,6 +993,15 @@ version = "0.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dd25036021b0de88a0aff6b850051563c6516d0bf53f8638938edbb9de732736"
 
+[[package]]
+name = "js-sys"
+version = "0.3.51"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "83bdfbace3a0e81a4253f73b49e960b053e396a11012cbd49b9b74d6a2b67062"
+dependencies = [
+ "wasm-bindgen",
+]
+
 [[package]]
 name = "karlheinz"
 version = "0.1.0"
@@ -808,6 +1009,7 @@ dependencies = [
  "actix-web",
  "serde",
  "serde_json",
+ "sqlx",
 ]
 
 [[package]]
@@ -832,6 +1034,19 @@ version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
+[[package]]
+name = "lexical-core"
+version = "0.7.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6607c62aa161d23d17a9072cc5da0be67cdfc89d3afb1e8d9c842bebc2525ffe"
+dependencies = [
+ "arrayvec",
+ "bitflags",
+ "cfg-if 1.0.0",
+ "ryu",
+ "static_assertions",
+]
+
 [[package]]
 name = "libc"
 version = "0.2.95"
@@ -871,6 +1086,12 @@ dependencies = [
  "linked-hash-map",
 ]
 
+[[package]]
+name = "maplit"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3e2e65a1a2e43cfcb47a895c4c8b10d1f4a61097f9f254f183aee60cad9c651d"
+
 [[package]]
 name = "match_cfg"
 version = "0.1.0"
@@ -883,6 +1104,17 @@ version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7ffc5c5338469d4d3ea17d269fa8ea3512ad247247c30bd2df69e68309ed0a08"
 
+[[package]]
+name = "md-5"
+version = "0.9.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7b5a279bb9607f9f53c22d496eade00d138d1bdcccd07d74650387cf94942a15"
+dependencies = [
+ "block-buffer",
+ "digest",
+ "opaque-debug",
+]
+
 [[package]]
 name = "memchr"
 version = "2.4.0"
@@ -918,12 +1150,25 @@ dependencies = [
  "kernel32-sys",
  "libc",
  "log",
- "miow",
+ "miow 0.2.2",
  "net2",
  "slab",
  "winapi 0.2.8",
 ]
 
+[[package]]
+name = "mio"
+version = "0.7.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cf80d3e903b34e0bd7282b218398aec54e082c840d9baf8339e0080a0c542956"
+dependencies = [
+ "libc",
+ "log",
+ "miow 0.3.7",
+ "ntapi",
+ "winapi 0.3.9",
+]
+
 [[package]]
 name = "mio-uds"
 version = "0.6.8"
@@ -932,7 +1177,7 @@ checksum = "afcb699eb26d4332647cc848492bbc15eafb26f08d0304550d5aa1f612e066f0"
 dependencies = [
  "iovec",
  "libc",
- "mio",
+ "mio 0.6.23",
 ]
 
 [[package]]
@@ -947,6 +1192,15 @@ dependencies = [
  "ws2_32-sys",
 ]
 
+[[package]]
+name = "miow"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b9f1c5b025cda876f66ef43a113f91ebc9f4ccef34843000e0adf6ebbab84e21"
+dependencies = [
+ "winapi 0.3.9",
+]
+
 [[package]]
 name = "net2"
 version = "0.2.37"
@@ -958,6 +1212,37 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "nom"
+version = "6.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e7413f999671bd4745a7b624bd370a569fb6bc574b23c83a3c5ed2e453f3d5e2"
+dependencies = [
+ "bitvec",
+ "funty",
+ "lexical-core",
+ "memchr",
+ "version_check",
+]
+
+[[package]]
+name = "ntapi"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f6bb902e437b6d86e03cce10a7e2af662292c5dfef23b65899ea3ac9354ad44"
+dependencies = [
+ "winapi 0.3.9",
+]
+
+[[package]]
+name = "num-traits"
+version = "0.2.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9a64b1ec5cda2586e284722486d802acf1f7dbdc623e2bfc57e65ca1cd099290"
+dependencies = [
+ "autocfg",
+]
+
 [[package]]
 name = "num_cpus"
 version = "1.13.0"
@@ -968,6 +1253,12 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "once_cell"
+version = "1.7.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "af8b08b04175473088b46763e51ee54da5f9a164bc162f615b91bc179dbf15a3"
+
 [[package]]
 name = "opaque-debug"
 version = "0.3.0"
@@ -1105,17 +1396,35 @@ dependencies = [
  "proc-macro2",
 ]
 
+[[package]]
+name = "radium"
+version = "0.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "941ba9d78d8e2f7ce474c015eea4d9c6d25b6a3327f9832ee29a4de27f91bbb8"
+
 [[package]]
 name = "rand"
 version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6a6b1679d49b24bbfe0c803429aa1874472f50d9b363131f0e89fc356b544d03"
 dependencies = [
- "getrandom",
+ "getrandom 0.1.16",
  "libc",
- "rand_chacha",
- "rand_core",
- "rand_hc",
+ "rand_chacha 0.2.2",
+ "rand_core 0.5.1",
+ "rand_hc 0.2.0",
+]
+
+[[package]]
+name = "rand"
+version = "0.8.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0ef9e7e66b4468674bfcb0c81af8b7fa0bb154fa9f28eb840da5c447baeb8d7e"
+dependencies = [
+ "libc",
+ "rand_chacha 0.3.0",
+ "rand_core 0.6.2",
+ "rand_hc 0.3.0",
 ]
 
 [[package]]
@@ -1125,7 +1434,17 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f4c8ed856279c9737206bf725bf36935d8666ead7aa69b52be55af369d193402"
 dependencies = [
  "ppv-lite86",
- "rand_core",
+ "rand_core 0.5.1",
+]
+
+[[package]]
+name = "rand_chacha"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e12735cf05c9e10bf21534da50a147b924d555dc7a547c42e6bb2d5b6017ae0d"
+dependencies = [
+ "ppv-lite86",
+ "rand_core 0.6.2",
 ]
 
 [[package]]
@@ -1134,7 +1453,16 @@ version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "90bde5296fc891b0cef12a6d03ddccc162ce7b2aff54160af9338f8d40df6d19"
 dependencies = [
- "getrandom",
+ "getrandom 0.1.16",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "34cf66eb183df1c5876e2dcf6b13d57340741e8dc255b48e40a26de954d06ae7"
+dependencies = [
+ "getrandom 0.2.3",
 ]
 
 [[package]]
@@ -1143,7 +1471,16 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ca3129af7b92a17112d59ad498c6f81eaf463253766b90396d39ea7a39d6613c"
 dependencies = [
- "rand_core",
+ "rand_core 0.5.1",
+]
+
+[[package]]
+name = "rand_hc"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3190ef7066a446f2e7f42e239d161e905420ccab01eb967c9eb27d21b2322a73"
+dependencies = [
+ "rand_core 0.6.2",
 ]
 
 [[package]]
@@ -1155,6 +1492,16 @@ dependencies = [
  "bitflags",
 ]
 
+[[package]]
+name = "redox_users"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "528532f3d801c87aec9def2add9ca802fe569e44a544afe633765267840abe64"
+dependencies = [
+ "getrandom 0.2.3",
+ "redox_syscall",
+]
+
 [[package]]
 name = "regex"
 version = "1.5.4"
@@ -1182,6 +1529,21 @@ dependencies = [
  "quick-error",
 ]
 
+[[package]]
+name = "ring"
+version = "0.16.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3053cf52e236a3ed746dfc745aa9cacf1b791d846bdaf412f60a8d7d6e17c8fc"
+dependencies = [
+ "cc",
+ "libc",
+ "once_cell",
+ "spin",
+ "untrusted",
+ "web-sys",
+ "winapi 0.3.9",
+]
+
 [[package]]
 name = "rustc_version"
 version = "0.2.3"
@@ -1191,6 +1553,19 @@ dependencies = [
  "semver",
 ]
 
+[[package]]
+name = "rustls"
+version = "0.19.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "35edb675feee39aec9c99fa5ff985081995a06d594114ae14cbe797ad7b7a6d7"
+dependencies = [
+ "base64",
+ "log",
+ "ring",
+ "sct",
+ "webpki",
+]
+
 [[package]]
 name = "ryu"
 version = "1.0.5"
@@ -1203,6 +1578,16 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
+[[package]]
+name = "sct"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b362b83898e0e69f38515b82ee15aa80636befe47c3b6d3d89a911e78fc228ce"
+dependencies = [
+ "ring",
+ "untrusted",
+]
+
 [[package]]
 name = "semver"
 version = "0.9.0"
@@ -1280,6 +1665,19 @@ version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2579985fda508104f7587689507983eadd6a6e84dd35d6d115361f530916fa0d"
 
+[[package]]
+name = "sha2"
+version = "0.9.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b362ae5752fd2137731f9fa25fd4d9058af34666ca1966fb969119cc35719f12"
+dependencies = [
+ "block-buffer",
+ "cfg-if 1.0.0",
+ "cpufeatures",
+ "digest",
+ "opaque-debug",
+]
+
 [[package]]
 name = "signal-hook-registry"
 version = "1.4.0"
@@ -1312,6 +1710,117 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "spin"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6e63cff320ae2c57904679ba7cb63280a3dc4613885beafb148ee7bf9aa9042d"
+
+[[package]]
+name = "sqlformat"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6d86e3c77ff882a828346ba401a7ef4b8e440df804491c6064fe8295765de71c"
+dependencies = [
+ "lazy_static",
+ "maplit",
+ "nom",
+ "regex",
+ "unicode_categories",
+]
+
+[[package]]
+name = "sqlx"
+version = "0.5.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba82f79b31f30acebf19905bcd8b978f46891b9d0723f578447361a8910b6584"
+dependencies = [
+ "sqlx-core",
+ "sqlx-macros",
+]
+
+[[package]]
+name = "sqlx-core"
+version = "0.5.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7f23af36748ec8ea8d49ef8499839907be41b0b1178a4e82b8cb45d29f531dc9"
+dependencies = [
+ "ahash",
+ "atoi",
+ "base64",
+ "bitflags",
+ "byteorder",
+ "bytes 1.0.1",
+ "crc",
+ "crossbeam-channel",
+ "crossbeam-queue",
+ "crossbeam-utils",
+ "dirs",
+ "either",
+ "futures-channel",
+ "futures-core",
+ "futures-util",
+ "hashlink",
+ "hex",
+ "hmac",
+ "itoa",
+ "libc",
+ "log",
+ "md-5",
+ "memchr",
+ "once_cell",
+ "parking_lot",
+ "percent-encoding",
+ "rand 0.8.3",
+ "rustls",
+ "serde",
+ "serde_json",
+ "sha-1",
+ "sha2",
+ "smallvec",
+ "sqlformat",
+ "sqlx-rt",
+ "stringprep",
+ "thiserror",
+ "tokio-stream",
+ "url",
+ "webpki",
+ "webpki-roots",
+ "whoami",
+]
+
+[[package]]
+name = "sqlx-macros"
+version = "0.5.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "47e4a2349d1ffd60a03ca0de3f116ba55d7f406e55a0d84c64a5590866d94c06"
+dependencies = [
+ "dotenv",
+ "either",
+ "futures",
+ "heck",
+ "once_cell",
+ "proc-macro2",
+ "quote",
+ "sha2",
+ "sqlx-core",
+ "sqlx-rt",
+ "syn",
+ "url",
+]
+
+[[package]]
+name = "sqlx-rt"
+version = "0.5.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8199b421ecf3493ee9ef3e7bc90c904844cfb2ea7ea2f57347a93f52bfd3e057"
+dependencies = [
+ "actix-rt 2.2.0",
+ "once_cell",
+ "tokio 1.6.1",
+ "tokio-rustls",
+]
+
 [[package]]
 name = "standback"
 version = "0.2.17"
@@ -1321,6 +1830,12 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "static_assertions"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
+
 [[package]]
 name = "stdweb"
 version = "0.4.20"
@@ -1370,6 +1885,22 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "213701ba3370744dcd1a12960caa4843b3d68b4d1c0a5d575e0d65b2ee9d16c0"
 
+[[package]]
+name = "stringprep"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8ee348cb74b87454fff4b551cbf727025810a004f88aeacae7f85b87f4e9a1c1"
+dependencies = [
+ "unicode-bidi",
+ "unicode-normalization",
+]
+
+[[package]]
+name = "subtle"
+version = "2.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e81da0851ada1f3e9d4312c704aa4f8806f0f9d69faaf8df2f3464b4a9437c2"
+
 [[package]]
 name = "syn"
 version = "1.0.72"
@@ -1381,6 +1912,12 @@ dependencies = [
  "unicode-xid",
 ]
 
+[[package]]
+name = "tap"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "55937e1799185b12863d447f42597ed69d9928686b8d88a1df17376a097d8369"
+
 [[package]]
 name = "thiserror"
 version = "1.0.25"
@@ -1475,7 +2012,7 @@ dependencies = [
  "lazy_static",
  "libc",
  "memchr",
- "mio",
+ "mio 0.6.23",
  "mio-uds",
  "pin-project-lite 0.1.12",
  "signal-hook-registry",
@@ -1483,6 +2020,47 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "tokio"
+version = "1.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0a38d31d7831c6ed7aad00aa4c12d9375fd225a6dd77da1d25b707346319a975"
+dependencies = [
+ "autocfg",
+ "bytes 1.0.1",
+ "libc",
+ "memchr",
+ "mio 0.7.11",
+ "num_cpus",
+ "once_cell",
+ "parking_lot",
+ "pin-project-lite 0.2.6",
+ "signal-hook-registry",
+ "winapi 0.3.9",
+]
+
+[[package]]
+name = "tokio-rustls"
+version = "0.22.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bc6844de72e57df1980054b38be3a9f4702aba4858be64dd700181a8a6d0e1b6"
+dependencies = [
+ "rustls",
+ "tokio 1.6.1",
+ "webpki",
+]
+
+[[package]]
+name = "tokio-stream"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f8864d706fdb3cc0843a49647ac892720dac98a6eeb818b77190592cf4994066"
+dependencies = [
+ "futures-core",
+ "pin-project-lite 0.2.6",
+ "tokio 1.6.1",
+]
+
 [[package]]
 name = "tokio-util"
 version = "0.3.1"
@@ -1494,7 +2072,7 @@ dependencies = [
  "futures-sink",
  "log",
  "pin-project-lite 0.1.12",
- "tokio",
+ "tokio 0.2.25",
 ]
 
 [[package]]
@@ -1541,10 +2119,10 @@ dependencies = [
  "idna",
  "lazy_static",
  "log",
- "rand",
+ "rand 0.7.3",
  "smallvec",
  "thiserror",
- "tokio",
+ "tokio 0.2.25",
  "url",
 ]
 
@@ -1563,7 +2141,7 @@ dependencies = [
  "resolv-conf",
  "smallvec",
  "thiserror",
- "tokio",
+ "tokio 0.2.25",
  "trust-dns-proto",
 ]
 
@@ -1603,6 +2181,18 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
 
+[[package]]
+name = "unicode_categories"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "39ec24b3121d976906ece63c9daad25b85969647682eee313cb5779fdd69e14e"
+
+[[package]]
+name = "untrusted"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a156c684c91ea7d62626509bce3cb4e1d9ed5c4d978f7b4352658f96a4c26b4a"
+
 [[package]]
 name = "url"
 version = "2.2.2"
@@ -1627,6 +2217,12 @@ version = "0.9.0+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
 
+[[package]]
+name = "wasi"
+version = "0.10.2+wasi-snapshot-preview1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fd6fbd9a79829dd1ad0cc20627bf1ed606756a7f77edff7b66b7064f9cb327c6"
+
 [[package]]
 name = "wasm-bindgen"
 version = "0.2.74"
@@ -1681,6 +2277,45 @@ version = "0.2.74"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d7cff876b8f18eed75a66cf49b65e7f967cb354a7aa16003fb55dbfd25b44b4f"
 
+[[package]]
+name = "web-sys"
+version = "0.3.51"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e828417b379f3df7111d3a2a9e5753706cae29c41f7c4029ee9fd77f3e09e582"
+dependencies = [
+ "js-sys",
+ "wasm-bindgen",
+]
+
+[[package]]
+name = "webpki"
+version = "0.21.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b8e38c0608262c46d4a56202ebabdeb094cef7e560ca7a226c6bf055188aa4ea"
+dependencies = [
+ "ring",
+ "untrusted",
+]
+
+[[package]]
+name = "webpki-roots"
+version = "0.21.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "aabe153544e473b775453675851ecc86863d2a81d786d741f6b76778f2a48940"
+dependencies = [
+ "webpki",
+]
+
+[[package]]
+name = "whoami"
+version = "1.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4abacf325c958dfeaf1046931d37f2a901b6dfe0968ee965a29e94c6766b2af6"
+dependencies = [
+ "wasm-bindgen",
+ "web-sys",
+]
+
 [[package]]
 name = "widestring"
 version = "0.4.3"
@@ -1739,3 +2374,9 @@ dependencies = [
  "winapi 0.2.8",
  "winapi-build",
 ]
+
+[[package]]
+name = "wyz"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "85e60b0d1b5f99db2556934e21937020776a5d31520bf169e851ac44e6420214"
diff --git a/Cargo.toml b/Cargo.toml
index c2af181..fd5c518 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,4 +9,5 @@ edition = "2018"
 [dependencies]
 actix-web = "3"
 serde = { version = "1.0", features = ["derive"] }
-serde_json = "1.0.64"
\ No newline at end of file
+serde_json = "1.0.64"
+sqlx = { version = "0.5", features = ["postgres", "macros", "runtime-actix-rustls"] }
\ No newline at end of file
diff --git a/src/main.rs b/src/main.rs
index 0299b58..663b695 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,8 +1,9 @@
+use std::error::Error;
 use std::sync::Mutex;
 
 use actix_web::{App, Either, get, HttpResponse, HttpServer, post, Responder, web};
-use actix_web::http::{HeaderName, HeaderValue};
 use serde::{Deserialize, Serialize};
+use sqlx::postgres::PgPoolOptions;
 
 macro_rules! impl_responder {
     (for $name: ident) => {
@@ -41,7 +42,6 @@ struct Post {
 struct AppState {
     posts: Mutex<Vec<Post>>,
     hugo: Mutex<Person>,
-    request_amount: Mutex<i32>,
 }
 
 #[get("/post/{id}")]
@@ -68,14 +68,8 @@ async fn post_post(mut post: web::Json<Post>, data: web::Data<AppState>) -> impl
 #[get("/hugo")]
 async fn hugo(data: web::Data<AppState>) -> impl Responder {
     let hugo_person = data.hugo.lock().unwrap();
-    let mut counter = data.request_amount.lock().unwrap();
-    *counter += 1;
 
     HttpResponse::Ok()
-        .header(
-            HeaderName::from_static("request-amount"),
-            HeaderValue::from(*counter),
-        )
         .content_type("application/json")
         .body(serde_json::to_string(&*hugo_person).unwrap())
 }
@@ -83,13 +77,17 @@ async fn hugo(data: web::Data<AppState>) -> impl Responder {
 #[post("/hugo")]
 async fn hugo_post(new_hugo: web::Json<Person>, data: web::Data<AppState>) -> impl Responder {
     let mut hugo_person = data.hugo.lock().unwrap();
-
     *hugo_person = new_hugo.clone();
     new_hugo
 }
 
 #[actix_web::main]
-async fn main() -> std::io::Result<()> {
+async fn main() -> Result<(), Box<dyn Error>> {
+    let pool = PgPoolOptions::new()
+        .max_connections(5)
+        .connect("postgres://postgres:karl@localhost/karlheinz")
+        .await?;
+
     let posts = vec![Post {
         id: 0,
         author: "Hugo Boss".to_string(),
@@ -99,7 +97,6 @@ async fn main() -> std::io::Result<()> {
 
     let data = web::Data::new(AppState {
         posts: Mutex::new(posts),
-        request_amount: Mutex::new(0),
         hugo: Mutex::new(Person {
             name: "Hugo Boss".to_string(),
             age: 40,
@@ -108,6 +105,7 @@ async fn main() -> std::io::Result<()> {
 
     HttpServer::new(move || {
         App::new()
+            .data(pool.clone())
             .app_data(data.clone())
             .service(hugo_post)
             .service(hugo)
@@ -116,5 +114,6 @@ async fn main() -> std::io::Result<()> {
     })
         .bind("127.0.0.1:8080")?
         .run()
-        .await
+        .await?;
+    Ok(())
 }