diff --git a/Cargo.lock b/Cargo.lock
index 58e208b..7e8655f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -124,7 +124,7 @@ dependencies = [
  "serde",
  "serde_json",
  "serde_urlencoded 0.7.1",
- "sha-1",
+ "sha-1 0.9.8",
  "slab",
  "time 0.2.27",
 ]
@@ -383,7 +383,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "be14c7498ea50828a38d0e24a765ed2effe92a705885b57d029cd67d45744072"
 dependencies = [
  "cipher",
- "opaque-debug 0.3.0",
+ "opaque-debug",
 ]
 
 [[package]]
@@ -393,7 +393,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ea2e11f5e94c2f7d386164cc2aa1f97823fed6f259e486940a71c174dd01b0ce"
 dependencies = [
  "cipher",
- "opaque-debug 0.3.0",
+ "opaque-debug",
 ]
 
 [[package]]
@@ -431,12 +431,6 @@ dependencies = [
  "alloc-no-stdlib",
 ]
 
-[[package]]
-name = "arrayvec"
-version = "0.5.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "23b62fc65de8e4e7f52534fb52b0f3ed04746ae267519eef2a83941e8085068b"
-
 [[package]]
 name = "arrayvec"
 version = "0.7.2"
@@ -551,14 +545,32 @@ dependencies = [
 
 [[package]]
 name = "bigdecimal"
-version = "0.1.2"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1374191e2dd25f9ae02e3aa95041ed5d747fc77b3c102b49fe2dd9a8117a6244"
+checksum = "6aaf33151a6429fe9211d1b276eafdf70cdff28b071e76c0b0e1503221ea3744"
 dependencies = [
- "num-bigint 0.2.6",
+ "num-bigint 0.4.3",
  "num-integer",
  "num-traits",
- "serde",
+]
+
+[[package]]
+name = "bindgen"
+version = "0.59.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2bd2a9a458e8f4304c52c43ebb0cfbd520289f8379a52e329a38afda99bf8eb8"
+dependencies = [
+ "bitflags",
+ "cexpr",
+ "clang-sys",
+ "lazy_static",
+ "lazycell",
+ "peeking_take_while",
+ "proc-macro2",
+ "quote",
+ "regex",
+ "rustc-hash",
+ "shlex",
 ]
 
 [[package]]
@@ -568,15 +580,15 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
 [[package]]
-name = "block-buffer"
-version = "0.7.3"
+name = "bitvec"
+version = "0.22.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c0940dc441f31689269e10ac70eb1002a3a1d3ad1390e030043662eb7fe4688b"
+checksum = "5237f00a8c86130a0cc317830e558b966dd7850d48a953d998c813f01a41b527"
 dependencies = [
- "block-padding 0.1.5",
- "byte-tools",
- "byteorder",
- "generic-array 0.12.4",
+ "funty",
+ "radium",
+ "tap",
+ "wyz",
 ]
 
 [[package]]
@@ -585,7 +597,7 @@ version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4152116fd6e9dadb291ae18fc1ec3575ed6d84c29642d97890f4b4a3417297e4"
 dependencies = [
- "generic-array 0.14.5",
+ "generic-array",
 ]
 
 [[package]]
@@ -594,7 +606,7 @@ version = "0.10.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0bf7fe51849ea569fd452f37822f606a5cabb684dc918707a0193fd4664ff324"
 dependencies = [
- "generic-array 0.14.5",
+ "generic-array",
 ]
 
 [[package]]
@@ -603,19 +615,10 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "57a0e8073e8baa88212fb5823574c02ebccb395136ba9a164ab89379ec6072f0"
 dependencies = [
- "block-padding 0.2.1",
+ "block-padding",
  "cipher",
 ]
 
-[[package]]
-name = "block-padding"
-version = "0.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fa79dedbb091f449f1f39e53edf88d5dbe95f895dae6135a8d7b881fb5af73f5"
-dependencies = [
- "byte-tools",
-]
-
 [[package]]
 name = "block-padding"
 version = "0.2.1"
@@ -630,7 +633,7 @@ checksum = "32fa6a061124e37baba002e496d203e23ba3d7b73750be82dbfbc92913048a5b"
 dependencies = [
  "byteorder",
  "cipher",
- "opaque-debug 0.3.0",
+ "opaque-debug",
 ]
 
 [[package]]
@@ -675,12 +678,6 @@ version = "3.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a4a45a46ab1f2412e53d3a0ade76ffad2025804294569aae387231a0cd6e0899"
 
-[[package]]
-name = "byte-tools"
-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e3b5ca7a04898ad4bcd41c90c5285445ff5b791899bb1b0abdd2a2aa791211d7"
-
 [[package]]
 name = "bytemuck"
 version = "1.8.0"
@@ -741,6 +738,15 @@ version = "1.0.73"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2fff2a6927b3bb87f9595d67196a70493f627687a71d87a0d692242c33f58c11"
 
+[[package]]
+name = "cexpr"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6fac387a98bb7c37292057cffc56d62ecb629900026402633ae9160df93a8766"
+dependencies = [
+ "nom 7.1.0",
+]
+
 [[package]]
 name = "cfg-if"
 version = "0.1.10"
@@ -762,7 +768,6 @@ dependencies = [
  "libc",
  "num-integer",
  "num-traits",
- "serde",
  "time 0.1.44",
  "winapi 0.3.9",
 ]
@@ -773,7 +778,27 @@ version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "12f8e7987cbd042a63249497f41aed09f8e65add917ea6566effbc56578d6801"
 dependencies = [
- "generic-array 0.14.5",
+ "generic-array",
+]
+
+[[package]]
+name = "clang-sys"
+version = "1.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4cc00842eed744b858222c4c9faf7243aafc6d33f92f96935263ef4d8a41ce21"
+dependencies = [
+ "glob",
+ "libc",
+ "libloading",
+]
+
+[[package]]
+name = "cmake"
+version = "0.1.48"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e8ad8cef104ac57b68b89df3208164d228503abbdce70f6880ffa3d970e7443a"
+dependencies = [
+ "cc",
 ]
 
 [[package]]
@@ -888,6 +913,20 @@ dependencies = [
  "cfg-if 1.0.0",
 ]
 
+[[package]]
+name = "crossbeam"
+version = "0.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4ae5588f6b3c3cb05239e90bd110f257254aecd01e4635400391aeae07497845"
+dependencies = [
+ "cfg-if 1.0.0",
+ "crossbeam-channel 0.5.2",
+ "crossbeam-deque",
+ "crossbeam-epoch",
+ "crossbeam-queue",
+ "crossbeam-utils 0.8.7",
+]
+
 [[package]]
 name = "crossbeam-channel"
 version = "0.4.4"
@@ -932,6 +971,16 @@ dependencies = [
  "scopeguard",
 ]
 
+[[package]]
+name = "crossbeam-queue"
+version = "0.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4dd435b205a4842da59efd07628f921c096bc1cc0a156835b4fa0bcb9a19bcce"
+dependencies = [
+ "cfg-if 1.0.0",
+ "crossbeam-utils 0.8.7",
+]
+
 [[package]]
 name = "crossbeam-utils"
 version = "0.7.2"
@@ -959,7 +1008,7 @@ version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "57952ca27b5e3606ff4dd79b0020231aaf9d6aa76dc05fd30137538c50bd3ce8"
 dependencies = [
- "generic-array 0.14.5",
+ "generic-array",
  "typenum",
 ]
 
@@ -1046,22 +1095,13 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "digest"
-version = "0.8.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f3d0c8c8752312f9713efd397ff63acb9f85585afbf179282e720e7704954dd5"
-dependencies = [
- "generic-array 0.12.4",
-]
-
 [[package]]
 name = "digest"
 version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d3dd60d1080a57a05ab032377049e0591415d2b31afd7028356dbf3cc6dcb066"
 dependencies = [
- "generic-array 0.14.5",
+ "generic-array",
 ]
 
 [[package]]
@@ -1119,12 +1159,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "fake-simd"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e88a8acf291dafb59c2d96e8f59828f3838bb1a70398823ade51a84de6a6deed"
-
 [[package]]
 name = "fast_chemail"
 version = "0.9.6"
@@ -1207,6 +1241,70 @@ dependencies = [
  "percent-encoding",
 ]
 
+[[package]]
+name = "frunk"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0cd67cf7d54b7e72d0ea76f3985c3747d74aee43e0218ad993b7903ba7a5395e"
+dependencies = [
+ "frunk_core",
+ "frunk_derives",
+ "frunk_proc_macros",
+]
+
+[[package]]
+name = "frunk_core"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1246cf43ec80bf8b2505b5c360b8fb999c97dabd17dbb604d85558d5cbc25482"
+
+[[package]]
+name = "frunk_derives"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3dbc4f084ec5a3f031d24ccedeb87ab2c3189a2f33b8d070889073837d5ea09e"
+dependencies = [
+ "frunk_proc_macro_helpers",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "frunk_proc_macro_helpers"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "99f11257f106c6753f5ffcb8e601fb39c390a088017aaa55b70c526bff15f63e"
+dependencies = [
+ "frunk_core",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "frunk_proc_macros"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a078bd8459eccbb85e0b007b8f756585762a72a9efc53f359b371c3b6351dbcc"
+dependencies = [
+ "frunk_core",
+ "frunk_proc_macros_impl",
+ "proc-macro-hack",
+]
+
+[[package]]
+name = "frunk_proc_macros_impl"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6ffba99f0fa4f57e42f57388fbb9a0ca863bc2b4261f3c5570fed579d5df6c32"
+dependencies = [
+ "frunk_core",
+ "frunk_proc_macro_helpers",
+ "proc-macro-hack",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "fuchsia-zircon"
 version = "0.3.3"
@@ -1223,6 +1321,12 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
 
+[[package]]
+name = "funty"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1847abb9cb65d566acd5942e94aea9c8f547ad02c98e1649326fc0e8910b8b1e"
+
 [[package]]
 name = "futf"
 version = "0.1.5"
@@ -1342,15 +1446,6 @@ dependencies = [
  "serde_json",
 ]
 
-[[package]]
-name = "generic-array"
-version = "0.12.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ffdf9f34f1447443d37393cc6c2b8313aebddcd96906caf34e54c68d8e57d7bd"
-dependencies = [
- "typenum",
-]
-
 [[package]]
 name = "generic-array"
 version = "0.14.5"
@@ -1638,9 +1733,9 @@ dependencies = [
 
 [[package]]
 name = "io-enum"
-version = "0.2.6"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "94534fd32a986dd34d97ddefe5198630d5ed99efd4e9b9b9ed4359e6b23a9cf7"
+checksum = "03e3306b0f260aad2872563eb0d5d1a59f2420fad270a661dce59a01e92d806b"
 dependencies = [
  "autocfg",
  "derive_utils",
@@ -1721,7 +1816,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "afabcc15e437a6484fc4f12d0fd63068fe457bf93f1c148d3d9649c60b103f32"
 dependencies = [
  "base64 0.12.3",
- "pem",
+ "pem 0.8.3",
  "ring",
  "serde",
  "serde_json",
@@ -1760,25 +1855,81 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
-name = "lexical"
-version = "5.2.2"
+name = "lazycell"
+version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f404a90a744e32e8be729034fc33b90cf2a56418fbf594d69aa3c0214ad414e5"
+checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
+
+[[package]]
+name = "lexical"
+version = "6.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c34e981f88d060a67815388470172638f1af16b3a12e581cb75142f190161bf9"
 dependencies = [
- "cfg-if 1.0.0",
  "lexical-core",
 ]
 
 [[package]]
 name = "lexical-core"
-version = "0.7.6"
+version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6607c62aa161d23d17a9072cc5da0be67cdfc89d3afb1e8d9c842bebc2525ffe"
+checksum = "6a3926d8f156019890be4abe5fd3785e0cff1001e06f59c597641fd513a5a284"
 dependencies = [
- "arrayvec 0.5.2",
- "bitflags",
- "cfg-if 1.0.0",
- "ryu",
+ "lexical-parse-float",
+ "lexical-parse-integer",
+ "lexical-util",
+ "lexical-write-float",
+ "lexical-write-integer",
+]
+
+[[package]]
+name = "lexical-parse-float"
+version = "0.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b4d066d004fa762d9da995ed21aa8845bb9f6e4265f540d716fb4b315197bf0e"
+dependencies = [
+ "lexical-parse-integer",
+ "lexical-util",
+ "static_assertions",
+]
+
+[[package]]
+name = "lexical-parse-integer"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f2c92badda8cc0fc4f3d3cc1c30aaefafb830510c8781ce4e8669881f3ed53ac"
+dependencies = [
+ "lexical-util",
+ "static_assertions",
+]
+
+[[package]]
+name = "lexical-util"
+version = "0.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6ff669ccaae16ee33af90dc51125755efed17f1309626ba5c12052512b11e291"
+dependencies = [
+ "static_assertions",
+]
+
+[[package]]
+name = "lexical-write-float"
+version = "0.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b5186948c7b297abaaa51560f2581dae625e5ce7dfc2d8fdc56345adb6dc576"
+dependencies = [
+ "lexical-util",
+ "lexical-write-integer",
+ "static_assertions",
+]
+
+[[package]]
+name = "lexical-write-integer"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ece956492e0e40fd95ef8658a34d53a3b8c2015762fdcaaff2167b28de1f56ef"
+dependencies = [
+ "lexical-util",
  "static_assertions",
 ]
 
@@ -1788,6 +1939,16 @@ version = "0.2.119"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1bf2e165bb3457c8e098ea76f3e3bc9db55f87aa90d52d0e6be741470916aaa4"
 
+[[package]]
+name = "libloading"
+version = "0.7.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "efbc0f03f9a775e9f6aed295c6a1ba2253c5757a9e03d55c6caa46a681abcddd"
+dependencies = [
+ "cfg-if 1.0.0",
+ "winapi 0.3.9",
+]
+
 [[package]]
 name = "libz-sys"
 version = "1.1.4"
@@ -1826,9 +1987,9 @@ dependencies = [
 
 [[package]]
 name = "lru"
-version = "0.6.6"
+version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7ea2d928b485416e8908cff2d97d621db22b27f7b3b6729e438bcf42c671ba91"
+checksum = "fcb87f3080f6d1d69e8c564c0fcfde1d7aa8cc451ce40cae89479111f03bc0eb"
 dependencies = [
  "hashbrown",
 ]
@@ -2056,11 +2217,14 @@ checksum = "16cf681a23b4d0a43fc35024c176437f9dcd818db34e0f42ab456a0ee5ad497b"
 
 [[package]]
 name = "mysql"
-version = "20.1.0"
+version = "22.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e5a8660184af84975ac1639aa692a539c37739cec8a22a414de3db9cb573c1aa"
+checksum = "2e6f8658d54e3c294d94a741a5f414c21431f56f253b5dc2e2582941d834b3a9"
 dependencies = [
  "bufstream",
+ "bytes 1.1.0",
+ "crossbeam",
+ "flate2",
  "io-enum",
  "libc",
  "lru",
@@ -2068,41 +2232,50 @@ dependencies = [
  "named_pipe",
  "native-tls",
  "nix",
- "pem",
+ "once_cell",
+ "pem 1.0.2",
  "percent-encoding",
  "serde",
  "serde_json",
- "socket2 0.3.19",
+ "socket2 0.4.4",
  "twox-hash",
  "url",
 ]
 
 [[package]]
 name = "mysql_common"
-version = "0.24.1"
+version = "0.28.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "de63b87a5f24c5db252418a6f04abb2f62823bd838dc9b1d7fdb8ae972ef76cf"
+checksum = "4140827f2d12750de1e8755442577e4292a835f26ff2f659f0a380d1d71020b0"
 dependencies = [
- "base64 0.12.3",
+ "base64 0.13.0",
  "bigdecimal",
+ "bindgen",
  "bitflags",
+ "bitvec",
  "byteorder",
- "bytes 0.5.6",
- "chrono",
+ "bytes 1.1.0",
+ "cc",
+ "cmake",
+ "crc32fast",
  "flate2",
+ "frunk",
  "lazy_static",
  "lexical",
- "num-bigint 0.2.6",
+ "num-bigint 0.4.3",
  "num-traits",
- "rand 0.7.3",
+ "rand 0.8.5",
  "regex",
  "rust_decimal",
+ "saturating",
  "serde",
  "serde_json",
- "sha1 0.6.1",
- "sha2 0.8.2",
- "time 0.2.27",
- "twox-hash",
+ "sha-1 0.10.0",
+ "sha2 0.10.2",
+ "smallvec",
+ "subprocess",
+ "thiserror",
+ "time 0.3.7",
  "uuid",
 ]
 
@@ -2152,14 +2325,15 @@ checksum = "e4a24736216ec316047a1fc4252e27dabb04218aa4a3f37c6e7ddbf1f9782b54"
 
 [[package]]
 name = "nix"
-version = "0.19.1"
+version = "0.23.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b2ccba0cfe4fdf15982d1674c69b1fd80bad427d293849982668dfe454bd61f2"
+checksum = "9f866317acbd3a240710c63f065ffb1e4fd466259045ccb504130b7f668f35c6"
 dependencies = [
  "bitflags",
  "cc",
  "cfg-if 1.0.0",
  "libc",
+ "memoffset",
 ]
 
 [[package]]
@@ -2278,18 +2452,21 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "num_threads"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "97ba99ba6393e2c3734791401b66902d981cb03bf190af674ca69949b6d5fb15"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "once_cell"
 version = "1.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "87f3e037eac156d1775da914196f0f37741a274155e34a0b7e427c35d2a2ecb9"
 
-[[package]]
-name = "opaque-debug"
-version = "0.2.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2839e79665f131bdb5782e51f2c6c9599c133c6098982a54c794358bf432529c"
-
 [[package]]
 name = "opaque-debug"
 version = "0.3.0"
@@ -2399,6 +2576,12 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "peeking_take_while"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "19b17cddbe7ec3f8bc800887bab5e717348c95ea2ca0b1bf0837fb964dc67099"
+
 [[package]]
 name = "pem"
 version = "0.8.3"
@@ -2410,6 +2593,15 @@ dependencies = [
  "regex",
 ]
 
+[[package]]
+name = "pem"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e9a3b09a20e374558580a4914d3b7d89bd61b954a5a5e1dcbea98753addb1947"
+dependencies = [
+ "base64 0.13.0",
+]
+
 [[package]]
 name = "percent-encoding"
 version = "2.1.0"
@@ -2581,6 +2773,12 @@ dependencies = [
  "proc-macro2",
 ]
 
+[[package]]
+name = "radium"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "643f8f41a8ebc4c5dc4515c82bb8abd397b527fc20fd681b7c011c2aee5d44fb"
+
 [[package]]
 name = "rand"
 version = "0.7.3"
@@ -2789,11 +2987,17 @@ version = "1.22.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d37baa70cf8662d2ba1c1868c5983dda16ef32b105cce41fb5c47e72936a90b3"
 dependencies = [
- "arrayvec 0.7.2",
+ "arrayvec",
  "num-traits",
  "serde",
 ]
 
+[[package]]
+name = "rustc-hash"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
+
 [[package]]
 name = "rustc_version"
 version = "0.2.3"
@@ -2831,6 +3035,12 @@ version = "1.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "73b4b750c782965c211b42f022f59af1fbceabdd026623714f104152f1ec149f"
 
+[[package]]
+name = "saturating"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ece8e78b2f38ec51c51f5d475df0a7187ba5111b2a28bdc761ee05b075d40a71"
+
 [[package]]
 name = "schannel"
 version = "0.1.19"
@@ -2982,7 +3192,18 @@ dependencies = [
  "cfg-if 1.0.0",
  "cpufeatures",
  "digest 0.9.0",
- "opaque-debug 0.3.0",
+ "opaque-debug",
+]
+
+[[package]]
+name = "sha-1"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "028f48d513f9678cda28f6e4064755b3fbb2af6acd672f2c209b62323f7aea0f"
+dependencies = [
+ "cfg-if 1.0.0",
+ "cpufeatures",
+ "digest 0.10.3",
 ]
 
 [[package]]
@@ -3011,18 +3232,6 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ae1a47186c03a32177042e55dbc5fd5aee900b8e0069a8d70fba96a9375cd012"
 
-[[package]]
-name = "sha2"
-version = "0.8.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a256f46ea78a0c0d9ff00077504903ac881a1dafdc20da66545699e7776b3e69"
-dependencies = [
- "block-buffer 0.7.3",
- "digest 0.8.1",
- "fake-simd",
- "opaque-debug 0.2.3",
-]
-
 [[package]]
 name = "sha2"
 version = "0.9.9"
@@ -3033,9 +3242,26 @@ dependencies = [
  "cfg-if 1.0.0",
  "cpufeatures",
  "digest 0.9.0",
- "opaque-debug 0.3.0",
+ "opaque-debug",
 ]
 
+[[package]]
+name = "sha2"
+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "55deaec60f81eefe3cce0dc50bda92d6d8e88f2a27df7c5033b42afeb1ed2676"
+dependencies = [
+ "cfg-if 1.0.0",
+ "cpufeatures",
+ "digest 0.10.3",
+]
+
+[[package]]
+name = "shlex"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "43b2853a4d09f215c24cc5489c992ce46052d359b5109343cbafbf26bc62f8a3"
+
 [[package]]
 name = "signal-hook-registry"
 version = "1.4.0"
@@ -3222,6 +3448,16 @@ dependencies = [
  "unicode-normalization",
 ]
 
+[[package]]
+name = "subprocess"
+version = "0.2.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "055cf3ebc2981ad8f0a5a17ef6652f652d87831f79fddcba2ac57bcb9a0aa407"
+dependencies = [
+ "libc",
+ "winapi 0.3.9",
+]
+
 [[package]]
 name = "syn"
 version = "1.0.86"
@@ -3233,6 +3469,12 @@ dependencies = [
  "unicode-xid",
 ]
 
+[[package]]
+name = "tap"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "55937e1799185b12863d447f42597ed69d9928686b8d88a1df17376a097d8369"
+
 [[package]]
 name = "tempfile"
 version = "3.3.0"
@@ -3324,6 +3566,16 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "time"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "004cbc98f30fa233c61a38bc77e96a9106e65c88f2d3bef182ae952027e5753d"
+dependencies = [
+ "libc",
+ "num_threads",
+]
+
 [[package]]
 name = "time-macros"
 version = "0.1.1"
@@ -3914,6 +4166,15 @@ dependencies = [
  "winapi-build",
 ]
 
+[[package]]
+name = "wyz"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "129e027ad65ce1453680623c3fb5163cbf7107bfe1aa32257e7d0e63f9ced188"
+dependencies = [
+ "tap",
+]
+
 [[package]]
 name = "xml5ever"
 version = "0.16.2"
diff --git a/Cargo.toml b/Cargo.toml
index ca13d6f..075f272 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2018"
 
 [dependencies]
 yaml-rust = "0.4.5"
-mysql = "20.1.0"
+mysql = "22.1.0"
 actix = "0.10.0"
 actix-web = "3.3.2"
 actix-files = "0.5.0"
diff --git a/src/data/error.rs b/src/data/error.rs
index dd084a2..4d45e11 100644
--- a/src/data/error.rs
+++ b/src/data/error.rs
@@ -1,7 +1,7 @@
 use core::fmt;
 use std::error;
 use std::error::Error;
-use std::fmt::Formatter;
+use std::fmt::{Display, Formatter};
 
 /// Simple rust error
 ///
@@ -21,7 +21,7 @@ impl ExecError {
         ExecError(msg.to_string())
     }
 
-    pub fn boxed_new(msg: &str) -> Box<ExecError> {
+    pub fn boxed_new<D: Display>(msg: D) -> Box<ExecError> {
         Box::new(ExecError(msg.to_string()))
     }
 
diff --git a/src/helpers/database.rs b/src/helpers/database.rs
index 76d0748..890ae11 100644
--- a/src/helpers/database.rs
+++ b/src/helpers/database.rs
@@ -1,17 +1,17 @@
 use std::collections;
 use std::collections::HashMap;
-use std::error::Error;
 use std::ops::Add;
 use std::sync::{Arc, Mutex};
 
 use chrono::{TimeZone, Utc};
+use mysql::*;
 use mysql::{Binary, Pool, ResultSet, Value};
-use mysql::prelude::Queryable;
+use mysql::prelude::*;
 
 use crate::data::admin::AdminID;
 use crate::data::config::{conf, DatabaseConfig};
 use crate::data::conversation::ConvID;
-use crate::data::error::{ExecError, Res, ResultBoxError};
+use crate::data::error::{ExecError, Res};
 use crate::data::group_id::GroupID;
 use crate::data::user::UserID;
 
@@ -19,19 +19,19 @@ use crate::data::user::UserID;
 ///
 /// @author Pierre Hubert
 
-pub type ProcessRowResult<E> = Result<E, Box<dyn Error>>;
+pub type ProcessRowResult<E> = Res<E>;
 
 // Pool shared across threads
 static mut POOL: Option<Arc<Mutex<mysql::Pool>>> = None;
 
 /// Connect to the database
-pub fn connect(conf: &DatabaseConfig) -> Result<(), Box<dyn Error>> {
+pub fn connect(conf: &DatabaseConfig) -> Res {
     let url = format!(
         "mysql://{}:{}@{}:3306/{}",
         conf.username, conf.password, conf.host, conf.name
     );
 
-    let pool = Pool::new(url)?;
+    let pool = Pool::new(Opts::from_url(&url)?)?;
     let pool = Some(Arc::new(Mutex::new(pool)));
 
     unsafe {
@@ -42,7 +42,7 @@ pub fn connect(conf: &DatabaseConfig) -> Result<(), Box<dyn Error>> {
 }
 
 /// Get a connection to the database
-pub fn get_connection() -> Result<mysql::PooledConn, Box<dyn Error>> {
+pub fn get_connection() -> Res<mysql::PooledConn> {
     let pool: Pool;
 
     unsafe {
@@ -258,18 +258,18 @@ impl QueryInfo {
 
     /// Execute query
     pub fn exec<E, F: Fn(&RowResult) -> ProcessRowResult<E>>(self, process_function: F)
-                                                             -> Result<Vec<E>, Box<dyn Error>> {
+                                                             -> Res<Vec<E>> {
         query(self, process_function)
     }
 
     /// Query just a row
     pub fn query_row<E, F: Fn(&RowResult) -> ProcessRowResult<E>>(self, process_function: F)
-                                                                  -> Result<E, Box<dyn Error>> {
+                                                                  -> Res<E> {
         query_row(self, process_function)
     }
 
     /// Execute count query
-    pub fn exec_count(self) -> ResultBoxError<usize> {
+    pub fn exec_count(self) -> Res<usize> {
         count(self)
     }
 
@@ -281,7 +281,7 @@ impl QueryInfo {
 
 /// Struct used to read the result of a request
 pub struct RowResult<'a> {
-    row: &'a mysql::Row
+    row: &'a mysql::Row,
 }
 
 impl<'a> RowResult<'a> {
@@ -292,7 +292,7 @@ impl<'a> RowResult<'a> {
     }
 
     /// Find a column in result set
-    fn find_col(&self, name: &str) -> Result<usize, ExecError> {
+    fn find_col(&self, name: &str) -> Res<usize> {
         let name_bytes = name.as_bytes();
         let mut index = 0;
         for c in self.row.columns_ref() {
@@ -303,11 +303,11 @@ impl<'a> RowResult<'a> {
             index += 1;
         }
 
-        Err(ExecError(format!("Column {} not found in database result set!", name)))
+        Err(ExecError::boxed_new(format!("Column {} not found in database result set!", name)))
     }
 
     /// Find an integer included in the request
-    pub fn get_int64(&self, name: &str) -> Result<i64, Box<dyn Error>> {
+    pub fn get_int64(&self, name: &str) -> Res<i64> {
         let value = self.row.get_opt(self.find_col(name)?);
 
         match value {
@@ -318,7 +318,7 @@ impl<'a> RowResult<'a> {
     }
 
     /// Find an integer included in the request
-    pub fn get_u64(&self, name: &str) -> Result<u64, Box<dyn Error>> {
+    pub fn get_u64(&self, name: &str) -> Res<u64> {
         let value = self.row.get_opt(self.find_col(name)?);
 
         match value {
@@ -329,14 +329,14 @@ impl<'a> RowResult<'a> {
     }
 
     /// Get an optional unsigned number  => Set to None if value is null / empty
-    pub fn get_optional_u64(&self, name: &str) -> ResultBoxError<Option<u64>> {
+    pub fn get_optional_u64(&self, name: &str) -> Res<Option<u64>> {
         match self.is_null(name)? {
             true => Ok(None),
             false => Ok(Some(self.get_u64(name)?))
         }
     }
 
-    pub fn get_optional_u32(&self, name: &str) -> ResultBoxError<Option<u32>> {
+    pub fn get_optional_u32(&self, name: &str) -> Res<Option<u32>> {
         match self.is_null(name)? {
             true => Ok(None),
             false => Ok(Some(self.get_u32(name)?))
@@ -344,14 +344,14 @@ impl<'a> RowResult<'a> {
     }
 
     /// Get an optional unsigned number  => Set to None if value is null / empty / 0
-    pub fn get_optional_positive_u64(&self, name: &str) -> ResultBoxError<Option<u64>> {
+    pub fn get_optional_positive_u64(&self, name: &str) -> Res<Option<u64>> {
         Ok(match self.get_optional_u64(name)? {
             None | Some(0) => None,
             Some(val) => Some(val)
         })
     }
 
-    pub fn get_u32(&self, name: &str) -> ResultBoxError<u32> {
+    pub fn get_u32(&self, name: &str) -> Res<u32> {
         let value = self.row.get_opt(self.find_col(name)?);
 
         match value {
@@ -361,7 +361,7 @@ impl<'a> RowResult<'a> {
         }
     }
 
-    pub fn get_u16(&self, name: &str) -> ResultBoxError<u16> {
+    pub fn get_u16(&self, name: &str) -> Res<u16> {
         let value = self.row.get_opt(self.find_col(name)?);
 
         match value {
@@ -372,7 +372,7 @@ impl<'a> RowResult<'a> {
     }
 
     /// Find an integer included in the request
-    pub fn get_usize(&self, name: &str) -> Result<usize, Box<dyn Error>> {
+    pub fn get_usize(&self, name: &str) -> Res<usize> {
         let value = self.row.get_opt(self.find_col(name)?);
 
         match value {
@@ -383,22 +383,22 @@ impl<'a> RowResult<'a> {
     }
 
     /// Get the ID of a user included in the request
-    pub fn get_user_id(&self, name: &str) -> ResultBoxError<UserID> {
+    pub fn get_user_id(&self, name: &str) -> Res<UserID> {
         Ok(UserID::new(self.get_u64(name)?))
     }
 
     /// Get the ID of an admin included in the request
-    pub fn get_admin_id(&self, name: &str) -> ResultBoxError<AdminID> {
+    pub fn get_admin_id(&self, name: &str) -> Res<AdminID> {
         Ok(AdminID::new(self.get_u64(name)?))
     }
 
     /// Get the ID of a group included in the response
-    pub fn get_group_id(&self, name: &str) -> ResultBoxError<GroupID> {
+    pub fn get_group_id(&self, name: &str) -> Res<GroupID> {
         Ok(GroupID::new(self.get_u64(name)?))
     }
 
     /// Get the optional ID of a group included in the response
-    pub fn get_optional_group_id(&self, name: &str) -> ResultBoxError<Option<GroupID>> {
+    pub fn get_optional_group_id(&self, name: &str) -> Res<Option<GroupID>> {
         Ok(match self.get_optional_u64(name)? {
             None | Some(0) => None,
             Some(id) => Some(GroupID::new(id))
@@ -406,12 +406,12 @@ impl<'a> RowResult<'a> {
     }
 
     /// Get the ID of a conversation included in the response
-    pub fn get_conv_id(&self, name: &str) -> ResultBoxError<ConvID> {
+    pub fn get_conv_id(&self, name: &str) -> Res<ConvID> {
         Ok(ConvID::new(self.get_u64(name)?))
     }
 
     /// Find a string included in the request
-    pub fn get_str(&self, name: &str) -> Result<String, Box<dyn Error>> {
+    pub fn get_str(&self, name: &str) -> Res<String> {
         let value = self.row.get_opt(self.find_col(name)?);
 
         match value {
@@ -422,7 +422,7 @@ impl<'a> RowResult<'a> {
     }
 
     /// Check out whether a given value is null or not
-    pub fn is_null(&self, name: &str) -> ResultBoxError<bool> {
+    pub fn is_null(&self, name: &str) -> Res<bool> {
         let value = self.row.get_opt(self.find_col(name)?);
 
         match value {
@@ -433,7 +433,7 @@ impl<'a> RowResult<'a> {
     }
 
     /// Check out whether a given value is null or empty or not
-    pub fn is_null_or_empty(&self, name: &str) -> ResultBoxError<bool> {
+    pub fn is_null_or_empty(&self, name: &str) -> Res<bool> {
         if self.is_null(name)? {
             return Ok(true);
         }
@@ -442,7 +442,7 @@ impl<'a> RowResult<'a> {
     }
 
     /// Get an optional string => Set to None if string is null / empty
-    pub fn get_optional_str(&self, name: &str) -> ResultBoxError<Option<String>> {
+    pub fn get_optional_str(&self, name: &str) -> Res<Option<String>> {
         match self.is_null(name)? {
             true => Ok(None),
             false => Ok(Some(self.get_str(name)?).map_or(None, |d| {
@@ -455,12 +455,12 @@ impl<'a> RowResult<'a> {
     }
 
     /// Get legacy boolean value : 1 = true / 0 = false
-    pub fn get_legacy_bool(&self, name: &str) -> ResultBoxError<bool> {
+    pub fn get_legacy_bool(&self, name: &str) -> Res<bool> {
         Ok(self.get_int64(name)? == 1)
     }
 
     /// Get a MYSQL date as a timestamp
-    pub fn get_date_as_time(&self, name: &str) -> ResultBoxError<u64> {
+    pub fn get_date_as_time(&self, name: &str) -> Res<u64> {
         let value = self.row.get_opt(self.find_col(name)?);
         let value: Value = value.ok_or(ExecError(format!("Could not find date field {} !", name)))??;
 
@@ -479,7 +479,7 @@ impl<'a> RowResult<'a> {
 
 /// Query a single row of the database
 pub fn query_row<E, F: Fn(&RowResult) -> ProcessRowResult<E>>(mut info: QueryInfo,
-                                                              process_function: F) -> Result<E, Box<dyn Error>> {
+                                                              process_function: F) -> Res<E> {
     let table = info.table.clone();
 
     info.limit = 1;
@@ -494,7 +494,7 @@ pub fn query_row<E, F: Fn(&RowResult) -> ProcessRowResult<E>>(mut info: QueryInf
 
 /// Make a simple query
 pub fn query<E, F: Fn(&RowResult) -> ProcessRowResult<E>>(info: QueryInfo, process_function: F)
-                                                          -> Result<Vec<E>, Box<dyn Error>> {
+                                                          -> Res<Vec<E>> {
     let mut params = vec![];
 
     let select_elements = match info.fields.len() {
@@ -576,11 +576,11 @@ pub fn query<E, F: Fn(&RowResult) -> ProcessRowResult<E>>(info: QueryInfo, proce
     let mut res = con.exec_iter(stmt, params)?;
 
     // This system is made to support only one dataset
-    let result_set = res.next_set();
+    let result_set = res.iter();
     if let None = result_set {
         return Err(Box::new(ExecError::new("No result set in a query!")));
     }
-    let result_set: ResultSet<Binary> = result_set.unwrap()?;
+    let result_set: ResultSet<Binary> = result_set.unwrap();
 
 
     // Parse each result of the dataset
@@ -598,7 +598,7 @@ pub fn query<E, F: Fn(&RowResult) -> ProcessRowResult<E>>(info: QueryInfo, proce
 }
 
 /// Count the number of results a query would have produced
-pub fn count(mut q: QueryInfo) -> ResultBoxError<usize> {
+pub fn count(mut q: QueryInfo) -> Res<usize> {
     q.fields.clear();
     q.fields.push("COUNT(*) as count".to_string());
 
@@ -725,25 +725,25 @@ impl InsertQuery {
     }
 
     /// Process insert
-    pub fn insert(self) -> ResultBoxError<Option<u64>> {
+    pub fn insert(self) -> Res<Option<u64>> {
         insert(self)
     }
 
     /// Process insert, drop the result of the operation
-    pub fn insert_drop_result(self) -> ResultBoxError<()> {
+    pub fn insert_drop_result(self) -> Res<()> {
         insert(self)?;
         Ok(())
     }
 
     /// Process insert, excepting an ID in the response
-    pub fn insert_expect_result(self) -> ResultBoxError<u64> {
+    pub fn insert_expect_result(self) -> Res<u64> {
         let res = insert(self)?;
         res.ok_or(ExecError::boxed_new("Expected an ID in insert result!"))
     }
 }
 
 /// Insert a new entry into the database
-pub fn insert(query: InsertQuery) -> ResultBoxError<Option<u64>> {
+pub fn insert(query: InsertQuery) -> Res<Option<u64>> {
 
     // Collect keys
     let keys = query.values
@@ -862,13 +862,13 @@ impl DeleteQuery {
     }
 
     /// Execute the delete query
-    pub fn exec(self) -> ResultBoxError<()> {
+    pub fn exec(self) -> Res<()> {
         delete(self)
     }
 }
 
 /// Delete an entry from the database
-pub fn delete(query: DeleteQuery) -> ResultBoxError<()> {
+pub fn delete(query: DeleteQuery) -> Res<()> {
     if query.conditions.is_empty() && query.custom_where.is_none() {
         return Err(ExecError::boxed_new("DELETE without WHERE condition blocked for security reasons!"));
     }
@@ -993,9 +993,9 @@ impl UpdateInfo {
     }
 
     /// Set an u64 number
-   ///
-   /// None => 0
-   /// Some => The value
+    ///
+    /// None => 0
+    /// Some => The value
     pub fn set_opt_u64_or_zero(mut self, name: &str, val: Option<u64>) -> UpdateInfo {
         self.set.insert(name.to_string(), Value::from(val.unwrap_or(0)));
         self
@@ -1025,13 +1025,13 @@ impl UpdateInfo {
     }
 
     /// Execute the update
-    pub fn exec(self) -> ResultBoxError<()> {
+    pub fn exec(self) -> Res<()> {
         update(self)
     }
 }
 
 /// Execute an update query
-pub fn update(u: UpdateInfo) -> ResultBoxError<()> {
+pub fn update(u: UpdateInfo) -> Res<()> {
     if u.cond.is_empty() {
         Err(ExecError::boxed_new("Update without conditions blocked for security!"))?;
     }