BATCH-2163: Add support for SQLite.

Adds a DatabaseType, scripts, a DataFieldMaxValueIncrementer and
a PagingQueryProvider for SQLite.

spring-batch-core/src/main/resources/org/springframework/batch/core/schema-drop-sqlite.sql

@@ -0,0 +1,12 @@
+-- Autogenerated: do not edit this file
+ DROP TABLE IF EXISTS BATCH_STEP_EXECUTION_CONTEXT ;
+DROP TABLE IF EXISTS BATCH_JOB_EXECUTION_CONTEXT ;
+DROP TABLE IF EXISTS BATCH_JOB_EXECUTION_PARAMS ;
+DROP TABLE IF EXISTS BATCH_STEP_EXECUTION ;
+DROP TABLE IF EXISTS BATCH_JOB_EXECUTION ;
+DROP TABLE IF EXISTS BATCH_JOB_PARAMS ;
+DROP TABLE IF EXISTS BATCH_JOB_INSTANCE ;
+
+DROP TABLE IF EXISTS BATCH_STEP_EXECUTION_SEQ ;
+DROP TABLE IF EXISTS BATCH_JOB_EXECUTION_SEQ ;
+DROP TABLE IF EXISTS BATCH_JOB_SEQ ;

spring-batch-core/src/main/resources/org/springframework/batch/core/schema-sqlite.sql

@@ -0,0 +1,86 @@
+-- Autogenerated: do not edit this file
+
+CREATE TABLE BATCH_JOB_INSTANCE  (
+	JOB_INSTANCE_ID INTEGER  NOT NULL PRIMARY KEY AUTOINCREMENT,
+	VERSION INTEGER ,
+	JOB_NAME VARCHAR(100) NOT NULL,
+	JOB_KEY VARCHAR(32) NOT NULL,
+	constraint JOB_INST_UN unique (JOB_NAME, JOB_KEY)
+) ;
+
+CREATE TABLE BATCH_JOB_EXECUTION  (
+	JOB_EXECUTION_ID INTEGER  NOT NULL PRIMARY KEY AUTOINCREMENT,
+	VERSION INTEGER  ,
+	JOB_INSTANCE_ID INTEGER NOT NULL,
+	CREATE_TIME TIMESTAMP NOT NULL,
+	START_TIME TIMESTAMP DEFAULT NULL ,
+	END_TIME TIMESTAMP DEFAULT NULL ,
+	STATUS VARCHAR(10) ,
+	EXIT_CODE VARCHAR(100) ,
+	EXIT_MESSAGE VARCHAR(2500) ,
+	LAST_UPDATED TIMESTAMP,
+	constraint JOB_INST_EXEC_FK foreign key (JOB_INSTANCE_ID)
+	references BATCH_JOB_INSTANCE(JOB_INSTANCE_ID)
+) ;
+
+CREATE TABLE BATCH_JOB_EXECUTION_PARAMS  (
+	JOB_EXECUTION_ID INTEGER NOT NULL ,
+	TYPE_CD VARCHAR(6) NOT NULL ,
+	KEY_NAME VARCHAR(100) NOT NULL ,
+	STRING_VAL VARCHAR(250) ,
+	DATE_VAL TIMESTAMP DEFAULT NULL ,
+	LONG_VAL INTEGER ,
+	DOUBLE_VAL DOUBLE PRECISION ,
+	IDENTIFYING CHAR(1) NOT NULL ,
+	constraint JOB_EXEC_PARAMS_FK foreign key (JOB_EXECUTION_ID)
+	references BATCH_JOB_EXECUTION(JOB_EXECUTION_ID)
+) ;
+
+CREATE TABLE BATCH_STEP_EXECUTION  (
+	STEP_EXECUTION_ID INTEGER  NOT NULL PRIMARY KEY AUTOINCREMENT,
+	VERSION INTEGER NOT NULL,
+	STEP_NAME VARCHAR(100) NOT NULL,
+	JOB_EXECUTION_ID INTEGER NOT NULL,
+	START_TIME TIMESTAMP NOT NULL ,
+	END_TIME TIMESTAMP DEFAULT NULL ,
+	STATUS VARCHAR(10) ,
+	COMMIT_COUNT INTEGER ,
+	READ_COUNT INTEGER ,
+	FILTER_COUNT INTEGER ,
+	WRITE_COUNT INTEGER ,
+	READ_SKIP_COUNT INTEGER ,
+	WRITE_SKIP_COUNT INTEGER ,
+	PROCESS_SKIP_COUNT INTEGER ,
+	ROLLBACK_COUNT INTEGER ,
+	EXIT_CODE VARCHAR(100) ,
+	EXIT_MESSAGE VARCHAR(2500) ,
+	LAST_UPDATED TIMESTAMP,
+	constraint JOB_EXEC_STEP_FK foreign key (JOB_EXECUTION_ID)
+	references BATCH_JOB_EXECUTION(JOB_EXECUTION_ID)
+) ;
+
+CREATE TABLE BATCH_STEP_EXECUTION_CONTEXT  (
+	STEP_EXECUTION_ID INTEGER NOT NULL PRIMARY KEY,
+	SHORT_CONTEXT VARCHAR(2500) NOT NULL,
+	SERIALIZED_CONTEXT CLOB ,
+	constraint STEP_EXEC_CTX_FK foreign key (STEP_EXECUTION_ID)
+	references BATCH_STEP_EXECUTION(STEP_EXECUTION_ID)
+) ;
+
+CREATE TABLE BATCH_JOB_EXECUTION_CONTEXT  (
+	JOB_EXECUTION_ID INTEGER NOT NULL PRIMARY KEY,
+	SHORT_CONTEXT VARCHAR(2500) NOT NULL,
+	SERIALIZED_CONTEXT CLOB ,
+	constraint JOB_EXEC_CTX_FK foreign key (JOB_EXECUTION_ID)
+	references BATCH_JOB_EXECUTION(JOB_EXECUTION_ID)
+) ;
+
+CREATE TABLE BATCH_STEP_EXECUTION_SEQ (
+	ID INTEGER PRIMARY KEY AUTOINCREMENT
+);
+CREATE TABLE BATCH_JOB_EXECUTION_SEQ (
+	ID INTEGER PRIMARY KEY AUTOINCREMENT
+);
+CREATE TABLE BATCH_JOB_SEQ (
+	ID INTEGER PRIMARY KEY AUTOINCREMENT
+);

spring-batch-core/src/main/sql/destroy.sql.vpp

@@ -1,5 +1,6 @@
 DROP TABLE $!{IFEXISTSBEFORE} BATCH_STEP_EXECUTION_CONTEXT $!{IFEXISTS};
 DROP TABLE $!{IFEXISTSBEFORE} BATCH_JOB_EXECUTION_CONTEXT $!{IFEXISTS};
+DROP TABLE $!{IFEXISTSBEFORE} BATCH_JOB_EXECUTION_PARAMS $!{IFEXISTS};
 DROP TABLE $!{IFEXISTSBEFORE} BATCH_STEP_EXECUTION $!{IFEXISTS};
 DROP TABLE $!{IFEXISTSBEFORE} BATCH_JOB_EXECUTION $!{IFEXISTS};
 DROP TABLE $!{IFEXISTSBEFORE} BATCH_JOB_PARAMS $!{IFEXISTS};

spring-batch-core/src/main/sql/sqlite.properties

@@ -0,0 +1,14 @@
+platform=sqlite
+# SQL language oddities
+BIGINT = INTEGER
+IDENTITY =
+GENERATED = AUTOINCREMENT
+IFEXISTSBEFORE = IF EXISTS
+DOUBLE = DOUBLE PRECISION
+BLOB = BLOB
+CLOB = CLOB
+TIMESTAMP = TIMESTAMP
+CHAR = CHAR
+VARCHAR = VARCHAR
+# for generating drop statements...
+SEQUENCE = TABLE

spring-batch-core/src/main/sql/sqlite.vpp

@@ -0,0 +1,5 @@
+#macro (sequence $name $value)CREATE TABLE ${name} (
+	ID INTEGER PRIMARY KEY AUTOINCREMENT
+);
+#end
+#macro (notnull $name $type)ALTER COLUMN ${name} ${type} NOT NULL#end