Added query explain feature.

.gitignore

@@ -14,3 +14,4 @@
 target/
 *.rs.bk
 /adapters/file/model.json
+/config-test/*

Dockerfile

@@ -50,6 +50,7 @@ ENV HASURA_CONFIGURATION_DIRECTORY=/etc/connector
 ENV RUST_BACKTRACE=full
 
 COPY calcite-rs-jni/ /calcite-rs-jni/
+COPY config-templates/ /config-templates/
 
 WORKDIR /calcite-rs-jni/calcite
 RUN ./gradlew assemble

adapters/jdbc/.env.local

@@ -1,4 +1,3 @@
 RUST_LOG=info
 OTEL_LOGS_EXPORTER=console
 OTEL_LOG_LEVEL=trace
-LOG4J_CONFIGURATION_FILE=../../calcite-rs-jni/target/classes/log4j2.xml

build.sh

@@ -0,0 +1,11 @@
+release_info=$(curl -L \
+  -H "Accept: application/vnd.github+json" \
+  -H "Authorization: Bearer $GITHUB_TOKEN" \
+  -H "X-GitHub-Api-Version: 2022-11-28" \
+  https://api.github.com/repos/hasura/ndc-calcite/releases/latest)
+TAG=$(echo "$release_info" | grep 'tag_name' | awk -F':' '{print $2}' | tr -d ' "",')
+tar -czvf connector-definition.tgz  connector-definition
+docker build . --platform linux/arm64,linux/amd64 -t kstott/meta_connector:latest
+docker tag kstott/meta_connector:latest kstott/meta_connector:"$TAG"
+docker push kstott/meta_connector:latest
+docker push kstott/meta_connector:"$TAG"

config-templates/.env.local

@@ -0,0 +1,4 @@
+RUST_LOG=info
+OTEL_LOGS_EXPORTER=console
+OTEL_LOG_LEVEL=trace
+OTEL_EXPORTER_OTLP_ENDPOINT=http://local.hasura.dev:4317

config-templates/configuration.json

@@ -0,0 +1,6 @@
+{
+  "version": "4",
+  "$schema": "schema.json",
+  "model_file_path": "/etc/connector/model.json",
+  "fixes": true
+}

config-templates/data/files/ARCHERS.json

@@ -0,0 +1,42 @@
+[
+  {
+    "id": 19990101,
+    "a": "Friday",
+    "b": "New Years Day",
+    "c": "Tractor trouble.",
+    "d": [
+      "Alice",
+      "Bob",
+      "Xavier"
+    ],
+    "e": "Julian Hyde",
+    "f": "",
+    "g": [
+      "Bob's tractor got stuck in a field.",
+      "Alice and Xavier hatch a plan to surprise Charlie."
+    ],
+    "object": {
+      "count": 1
+    }
+  },
+  {
+    "id": 19990103,
+    "a": "Sunday",
+    "b": "Sunday 3rd January",
+    "c": "Charlie's surprise.",
+    "d": [
+      "Alice",
+      "Zebedee",
+      "Charlie",
+      "Xavier"
+    ],
+    "e": "William Shakespeare",
+    "f": "",
+    "g": [
+      "Charlie is very surprised by Alice and Xavier's surprise plan."
+    ],
+    "object": {
+      "count": 2
+    }
+  }
+]

config-templates/data/files/DATES.csv

@@ -0,0 +1,9 @@
+EMPNO:int,JOINEDAT:date,JOINTIME:time,JOINTIMES:timestamp
+100,"1996-08-03","00:01:02","1996-08-03 00:01:02"
+110,"2001-01-01","00:00:00","2001-01-01 00:00:00"
+110,"2002-05-03","00:00:00","2002-05-03 00:00:00"
+120,"2005-09-07","00:00:00","2005-09-07 00:00:00"
+130,"2007-01-01","00:00:00","2007-01-01 00:00:00"
+140,"2015-12-31","07:15:56","2015-12-31 07:15:56"
+200,,,,
+150,"2015-12-31","13:31:21","2015-12-31 13:31:21"

config-templates/data/files/DEPTS.csv

@@ -0,0 +1,4 @@
+DEPTNO:int,NAME:string
+10,"Sales"
+20,"Marketing"
+30,"Accounts"

config-templates/data/files/LONG_EMPS.csv

@@ -0,0 +1,6 @@
+EMPNO:long,NAME:string,DEPTNO:int,GENDER:string,CITY:string,EMPID:int,AGE:int,SLACKER:boolean,MANAGER:boolean,JOINEDAT:date
+100,"Fred",10,,,30,25,true,false,"1996-08-03"
+110,"Eric",20,"M","San Francisco",3,80,,false,"2001-01-01"
+110,"John",40,"M","Vancouver",2,,false,true,"2002-05-03"
+120,"Wilma",20,"F",,1,5,,true,"2005-09-07"
+130,"Alice",40,"F","Vancouver",2,,false,true,"2007-01-01"

config-templates/data/files/SDEPTS.csv

@@ -0,0 +1,7 @@
+DEPTNO:int,NAME:string
+10,"Sales"
+20,"Marketing"
+30,"Accounts"
+40,"40"
+50,"50"
+60,"60"

config-templates/data/files/WACKY_COLUMN_NAMES.csv

@@ -0,0 +1,6 @@
+EMPNO:int,naME:string,DEPTNO:Integer,2gender:string,CITY:string,EMPID:int,AGE:int,SLACKER:boolean,MANAGER:boolean,joined at:date
+100,"Fred",10,,,30,25,true,false,"1996-08-03"
+110,"Eric",20,"M","San Francisco",3,80,,false,"2001-01-01"
+110,"John",40,"M","Vancouver",2,,false,true,"2002-05-03"
+120,"Wilma",20,"F",,1,5,,true,"2005-09-07"
+130,"Alice",40,"F","Vancouver",2,,false,true,"2007-01-01"

config-templates/docker-compose.file.calcite.yaml

@@ -1,10 +1,9 @@
 services:
-  ${SUBGRAPH}_${CONNECTOR}:
+  meta_connector:
     build:
       context: .
       dockerfile_inline: |-
-        FROM kstott/calcite_connector:latest
-        COPY ./ /etc/connector
+        FROM docker.io/kstott/meta_connector:latest
     develop:
       watch:
         - path: ./
@@ -20,5 +19,5 @@ services:
         published: ${HASURA_CONNECTOR_PORT:8080}
         protocol: tcp
     volumes:
-      - ${MODEL}:/model.json
-      - ./configuration.json:/update/connector/configuration.json
+      - .:/etc/connector
+      - ${MODEL_FILE:-./models/model.json}:/etc/connector/model.json

config-templates/model.json

@@ -0,0 +1,14 @@
+{
+    "version": "1.0",
+    "defaultSchema": "test",
+    "schemas": [
+      {
+        "type": "jdbc",
+        "name": "test",
+        "jdbcUser": "kenstott",
+        "jdbcPassword": "rN8qOh6AEMCP",
+        "jdbcUrl": "jdbc:postgresql://ep-yellow-salad-961725.us-west-2.aws.neon.tech/crisp-sheepdog-47_db_3216533?sslmode=require",
+        "jdbcCatalog": "public"
+      }
+    ]
+  }

config-templates/models/model.files.json

@@ -0,0 +1,14 @@
+{
+  "version": "1.0",
+  "defaultSchema": "sales",
+  "schemas": [
+    {
+      "type": "custom",
+      "name": "sales",
+      "factory": "org.apache.calcite.adapter.file.FileSchemaFactory",
+      "operand": {
+        "directory": "/etc/connector/data/files"
+      }
+    }
+  ]
+}

config-templates/models/model.json

@@ -0,0 +1,12 @@
+{
+    "version": "1.0",
+    "defaultSchema": "test",
+    "schemas": [
+      {
+        "type": "jdbc",
+        "name": "test",
+        "sqlDialectFactory": "org.kenstott.SQLiteSqlDialectFactory",
+        "jdbcUrl": "jdbc:sqlite:/etc/connector/data/chinook.db"
+      }
+    ]
+  }

config-templates/models/model.pg.json

@@ -0,0 +1,14 @@
+{
+    "version": "1.0",
+    "defaultSchema": "test",
+    "schemas": [
+      {
+        "type": "jdbc",
+        "name": "test",
+        "jdbcUser": "<username>",
+        "jdbcPassword": "<password>",
+        "jdbcUrl": "jdbc:postgresql://<server>/<database>?sslmode=require",
+        "jdbcCatalog": "public"
+      }
+    ]
+  }