Add a documentation to explain how to migrate from sqlite3 to postgresl

fix #3319

1 files changed, 21 insertions, 0 deletions

diff --git a/scripts/dump_sqlite3.sh b/scripts/dump_sqlite3.sh
new file mode 100755
index 0000000..88f3097
--- /dev/null
+++ b/scripts/dump_sqlite3.sh
@@ -0,0 +1,21 @@
+#!/bin/sh
+
+sqlite3_args=$@
+
+function dump_table {
+    table=$1
+    columns=$2
+    echo ".mode insert $table
+.output $table.sql
+select $columns from $table;" | sqlite3 $sqlite3_args
+}
+
+dump_table "roster" "local, remote"
+
+dump_table "ircserveroptions_" "id_, owner_, server_, pass_, afterconnectioncommand_, tlsports_, ports_, username_, realname_, verifycert_, trustedfingerprint_, encodingout_, encodingin_, maxhistorylength_"
+
+dump_table "ircchanneloptions_" "id_, owner_, server_, channel_, encodingout_, encodingin_, maxhistorylength_, persistent_, recordhistory_"
+
+dump_table "globaloptions_" "id_, owner_, maxhistorylength_, recordhistory_, persistent_"
+
+dump_table "muclogline_" "id_, uuid_, owner_, ircchanname_, ircservername_, date_, body_, nick_"